/ewp50.js

// JavaScript for PHPMaker 5+

//(C) 2001-2007 e.World Technology Ltd.



// Include another client script

function ew_ClientScriptInclude(path) {

	document.write('<' + 'script');

	document.write(' language="JavaScript"');

	document.write(' type="text/javascript"');

	document.write(' src="' + path + '">');

	document.write('</' + 'script' + '>');

}



// Handle search operator changed

function ew_SrchOprChanged(elem) {

	var f = elem.form;

	var isBetween = (elem.options[elem.selectedIndex].value == "BETWEEN");

	if (isBetween) {

		var v = f.elements["v_" + elem.name.substr(2)];

		if (v[0]) {

			for (var i=0; i<v.length; i++) {

				if (v[i].type == "radio" && v[i].value == "AND") {

					v[i].checked = true;

					break;

				}

			}

		} else if (v) {

			if (v.type == "radio" && v.value == "AND") v.checked = true;

		}

	}

	var _v = document.getElementById("_v_" + elem.name.substr(2));

	if (_v) _v.style.display = (isBetween) ? "none" : "";

	var _w = document.getElementById("_w_" + elem.name.substr(2));

	if (_w) _w.style.display = (isBetween) ? "none" : "";

}



// DHTML editor

function ew_DHTMLEditor(name) {

	this.name = name;

	this.create = function() { this.active = true; }

	this.editor = null;

	this.active = false;

}



// Create DHTML editor

function ew_CreateEditor(name) {

	if (typeof ew_DHTMLEditors == 'undefined')

		return;

	for (var i = 0; i < ew_DHTMLEditors.length; i++) {

		var ed = ew_DHTMLEditors[i];

		var cr = !ed.active;

		if (name) cr = cr && ed.name == name;

		if (cr) {

			if (typeof ed.create == 'function')

				ed.create();

			if (name)

				break;

		}

	}

}



// Submit form

function ew_SubmitForm(form_object) {

	if (typeof ew_UpdateTextArea == 'function')

		ew_UpdateTextArea();

	if (ew_ValidateForm(form_object))

		form_object.submit();

}



// Remove spaces

function ew_RemoveSpaces(value) {

	str = value.replace(/^\s*|\s*$/g, "");

	str = str.toLowerCase();

	if (str == "<p />" || str == "<p/>" || str == "<p>" ||

		str == "<br />" || str == "<br/>" || str == "<br>" ||

		str == "&nbsp;" || str == "<p>&nbsp;</p>")

		return ""

	else

		return value;

}



// Check if hidden text area

function ew_IsHiddenTextArea(input_object) {

	return (input_object && input_object.type && input_object.type == "textarea" &&

		input_object.style && input_object.style.display &&

		input_object.style.display == "none");

}



// Set focus

function ew_SetFocus(input_object) {

	if (!input_object || ew_IsHiddenTextArea(input_object))

		return;

	input_object = (!input_object.type && input_object[0]) ? input_object[0] : input_object;

	var type = input_object.type;

	if (type != "hidden")

		input_object.focus();

	if (type == "text" || type == "password" || type == "textarea" || type == "file")

		input_object.select();

}



// Process validate error

function ew_OnError(input_object, error_message) {

	alert(error_message);

	if (typeof ew_MultiPageElements != 'undefined' && ew_MultiPageElements.length > 0) // check if multi-page

		ew_GotoPageByElement(input_object);

	ew_SetFocus(input_object);

	return false;

}



// Check if object has value

function ew_HasValue(obj) {

	if (!obj)

		return true;

	var type = (!obj.type && obj[0]) ? obj[0].type : obj.type;

	if (type == "text" || type == "password" || type == "textarea" ||

		type == "file" || type == "hidden") {

		return (obj.value.length != 0);

	} else if (type == "select-one") {

		return (obj.selectedIndex > 0);

	} else if (type == "select-multiple") {

		return (obj.selectedIndex > -1);

	} else if (type == "checkbox") {

		if (obj[0]) {

			for (var i=0; i < obj.length; i++) {

				if (obj[i].checked)

				return true;

			}

			return false;

		}

	} else if (type == "radio") {

		if (obj[0]) {

			for (var i=0; i < obj.length; i++) {

				if (obj[i].checked)

				return true;

			}

			return false;

		} else {

			return obj.checked;

		}

	}

	return true;

}



// Check US Date format (mm/dd/yyyy)

function ew_CheckUSDate(object_value) {

	if (object_value.length == 0)

		return true;

	

	isplit = object_value.indexOf(EW_DATE_SEPARATOR); // Split by date separator

	

	if (isplit == -1 || isplit == object_value.length)

		return false;

	

	sMonth = object_value.substring(0, isplit);

	

	if (sMonth.length == 0)

		return false;

	

	isplit = object_value.indexOf(EW_DATE_SEPARATOR, isplit + 1); // Split by date separator

	

	if (isplit == -1 || (isplit + 1 ) == object_value.length)

		return false;

	

	sDay = object_value.substring((sMonth.length + 1), isplit);

	

	if (sDay.length == 0)

		return false;

	

	isep = object_value.indexOf(' ', isplit + 1); 

	if (isep == -1) {

		sYear = object_value.substring(isplit + 1);

	} else {

		sYear = object_value.substring(isplit + 1, isep);

		sTime = object_value.substring(isep + 1);

		if (!ew_CheckTime(sTime)) // Check time

			return false; 

	}

	

	if (!ew_CheckInteger(sMonth))

		return false;

	else if (!ew_CheckRange(sMonth, 1, 12))

		return false;

	else if (!ew_CheckInteger(sYear))

		return false;

	else if (!ew_CheckRange(sYear, 0, 9999))

		return false;

	else if (!ew_CheckInteger(sDay))

		return false;

	else if (!ew_CheckDay(sYear, sMonth, sDay))

		return false;

	else

		return true;

}



// Check Date format (yyyy/mm/dd)

function ew_CheckDate(object_value) {

	if (object_value.length == 0)

		return true;



	isplit = object_value.indexOf(EW_DATE_SEPARATOR); // Split by date separator



	if (isplit == -1 || isplit == object_value.length)

		return false;



	sYear = object_value.substring(0, isplit);



	isplit = object_value.indexOf(EW_DATE_SEPARATOR, isplit + 1); // Split by date separator



	if (isplit == -1 || (isplit + 1 ) == object_value.length)

		return false;

	

	sMonth = object_value.substring((sYear.length + 1), isplit);

	

	if (sMonth.length == 0)

		return false;

	

	isep = object_value.indexOf(' ', isplit + 1); 

	if (isep == -1) {

		sDay = object_value.substring(isplit + 1);

	} else {

		sDay = object_value.substring(isplit + 1, isep);

		sTime = object_value.substring(isep + 1);

		if (!ew_CheckTime(sTime)) // Check time

			return false; 

	}

	

	if (sDay.length == 0)

		return false;

	

	if (!ew_CheckInteger(sMonth))

		return false;

	else if (!ew_CheckRange(sMonth, 1, 12))

		return false;

	else if (!ew_CheckInteger(sYear))

		return false;

	else if (!ew_CheckRange(sYear, 0, 9999))

		return false;

	else if (!ew_CheckInteger(sDay))

		return false;

	else if (!ew_CheckDay(sYear, sMonth, sDay))

		return false;

	else

		return true;

}



// Check Euro Date format (dd/mm/yyyy)

function ew_CheckEuroDate(object_value) {

	if (object_value.length == 0)

	  return true;

	

	isplit = object_value.indexOf(EW_DATE_SEPARATOR); // Split by date separator

	

	if (isplit == -1 || isplit == object_value.length)

		return false;

	

	sDay = object_value.substring(0, isplit);

	

	monthSplit = isplit + 1;

	

	isplit = object_value.indexOf(EW_DATE_SEPARATOR, monthSplit); // Split by date separator

	

	if (isplit == -1 ||  (isplit + 1 )  == object_value.length)

		return false;

	

	sMonth = object_value.substring((sDay.length + 1), isplit);

	

	isep = object_value.indexOf(' ', isplit + 1); 

	if (isep == -1) {

		sYear = object_value.substring(isplit + 1);

	} else {

		sYear = object_value.substring(isplit + 1, isep);

		sTime = object_value.substring(isep + 1);

		if (!ew_CheckTime(sTime))

			return false; 

	}

	

	if (!ew_CheckInteger(sMonth))

		return false;

	else if (!ew_CheckRange(sMonth, 1, 12))

		return false;

	else if (!ew_CheckInteger(sYear))

		return false;

	else if (!ew_CheckRange(sYear, 0, null))

		return false;

	else if (!ew_CheckInteger(sDay))

		return false;

	else if (!ew_CheckDay(sYear, sMonth, sDay))

		return false;

	else

		return true;

}



// Check day

function ew_CheckDay(checkYear, checkMonth, checkDay) {

	maxDay = 31;

	

	if (checkMonth == 4 || checkMonth == 6 ||	checkMonth == 9 || checkMonth == 11) {

		maxDay = 30;

	} else if (checkMonth == 2)	{

		if (checkYear % 4 > 0)

			maxDay =28;

		else if (checkYear % 100 == 0 && checkYear % 400 > 0)

			maxDay = 28;

		else

			maxDay = 29;

	}

	

	return ew_CheckRange(checkDay, 1, maxDay);

}



// Check integer

function ew_CheckInteger(object_value) {

	if (object_value.length == 0)

		return true;

	

	var decimal_format = ".";

	var check_char;

	

	check_char = object_value.indexOf(decimal_format);

	if (check_char < 1)

		return ew_CheckNumber(object_value);

	else

		return false;

}



// Check number range

function ew_NumberRange(object_value, min_value, max_value) {

	if (min_value != null) {

		if (object_value < min_value)

			return false;

	}



	if (max_value != null) {

		if (object_value > max_value)

			return false;

	}

	

	return true;

}



// Check number

function ew_CheckNumber(object_value) {

	if (object_value.length == 0)

		return true;

	

	var start_format = " .+-0123456789";

	var number_format = " .0123456789";

	var check_char;

	var decimal = false;

	var trailing_blank = false;

	var digits = false;

	

	check_char = start_format.indexOf(object_value.charAt(0));

	if (check_char == 1)

		decimal = true;

	else if (check_char < 1)

		return false;

	 

	for (var i = 1; i < object_value.length; i++)	{

		check_char = number_format.indexOf(object_value.charAt(i))

		if (check_char < 0) {

			return false;

		} else if (check_char == 1)	{

			if (decimal)

				return false;

			else

				decimal = true;

		} else if (check_char == 0) {

			if (decimal || digits)	

			trailing_blank = true;

		}	else if (trailing_blank) { 

			return false;

		} else {

			digits = true;

		}

	}	

	

	return true;

}



// Check range

function ew_CheckRange(object_value, min_value, max_value) {

	if (object_value.length == 0)

		return true;

	

	if (!ew_CheckNumber(object_value))

		return false;

	else

		return (ew_NumberRange((eval(object_value)), min_value, max_value));

	

	return true;

}



// Check time

function ew_CheckTime(object_value) {

	if (object_value.length == 0)

		return true;

	

	isplit = object_value.indexOf(':');

	

	if (isplit == -1 || isplit == object_value.length)

		return false;

	

	sHour = object_value.substring(0, isplit);

	iminute = object_value.indexOf(':', isplit + 1);

	

	if (iminute == -1 || iminute == object_value.length)

		sMin = object_value.substring((sHour.length + 1));

	else

		sMin = object_value.substring((sHour.length + 1), iminute);

	

	if (!ew_CheckInteger(sHour))

		return false;

	else if (!ew_CheckRange(sHour, 0, 23))

		return false;

	

	if (!ew_CheckInteger(sMin))

		return false;

	else if (!ew_CheckRange(sMin, 0, 59))

		return false;

	

	if (iminute != -1) {

		sSec = object_value.substring(iminute + 1);		

		if (!ew_CheckInteger(sSec))

			return false;

		else if (!ew_CheckRange(sSec, 0, 59))

			return false;	

	}

	

	return true;

}



// Check phone

function ew_CheckPhone(object_value) {

	if (object_value.length == 0)

		return true;

	

	if (object_value.length != 12)

		return false;

	

	if (!ew_CheckNumber(object_value.substring(0,3)))

		return false;

	else if (!ew_NumberRange((eval(object_value.substring(0,3))), 100, 1000))

		return false;

	

	if (object_value.charAt(3) != "-" && object_value.charAt(3) != " ")

		return false

	

	if (!ew_CheckNumber(object_value.substring(4,7)))

		return false;

	else if (!ew_NumberRange((eval(object_value.substring(4,7))), 100, 1000))

		return false;

	

	if (object_value.charAt(7) != "-" && object_value.charAt(7) != " ")

		return false;

	

	if (object_value.charAt(8) == "-" || object_value.charAt(8) == "+")

		return false;

	else

		return (ew_CheckInteger(object_value.substring(8,12)));

}





// Check zip

function ew_CheckZip(object_value) {

	if (object_value.length == 0)

		return true;

	

	if (object_value.length != 5 && object_value.length != 10)

		return false;

	

	if (object_value.charAt(0) == "-" || object_value.charAt(0) == "+")

		return false;

	

	if (!ew_CheckInteger(object_value.substring(0,5)))

		return false;

	

	if (object_value.length == 5)

		return true;

	

	if (object_value.charAt(5) != "-" && object_value.charAt(5) != " ")

		return false;

	

	if (object_value.charAt(6) == "-" || object_value.charAt(6) == "+")

		return false;

	

	return (ew_CheckInteger(object_value.substring(6,10)));

}





// Check credit card

function ew_CheckCreditCard(object_value) {

	var white_space = " -";

	var creditcard_string = "";

	var check_char;

	

	if (object_value.length == 0)

		return true;

	

	for (var i = 0; i < object_value.length; i++) {

		check_char = white_space.indexOf(object_value.charAt(i));

		if (check_char < 0)

			creditcard_string += object_value.substring(i, (i + 1));

	}	

	

	if (creditcard_string.length == 0)

		return false;	 

	

	if (creditcard_string.charAt(0) == "+")

		return false;

	

	if (!ew_CheckInteger(creditcard_string))

		return false;

	

	var doubledigit = creditcard_string.length % 2 == 1 ? false : true;

	var checkdigit = 0;

	var tempdigit;

	

	for (var i = 0; i < creditcard_string.length; i++) {

		tempdigit = eval(creditcard_string.charAt(i));		

		if (doubledigit) {

			tempdigit *= 2;

			checkdigit += (tempdigit % 10);			

			if ((tempdigit / 10) >= 1.0)

				checkdigit++;			

			doubledigit = false;

		}	else {

			checkdigit += tempdigit;

			doubledigit = true;

		}

	}

		

	return (checkdigit % 10) == 0 ? true : false;

}





// Check social security number

function ew_CheckSSC(object_value) {

	var white_space = " -+.";

	var ssc_string="";

	var check_char;

	

	if (object_value.length == 0)

		return true;

	

	if (object_value.length != 11)

		return false;

	

	if (object_value.charAt(3) != "-" && object_value.charAt(3) != " ")

		return false;

	

	if (object_value.charAt(6) != "-" && object_value.charAt(6) != " ")

		return false;

	

	for (var i = 0; i < object_value.length; i++) {

		check_char = white_space.indexOf(object_value.charAt(i));

		if (check_char < 0)

			ssc_string += object_value.substring(i, (i + 1));

	}	

	

	if (ssc_string.length != 9)

		return false;	 

	

	if (!ew_CheckInteger(ssc_string))

		return false;

	

	return true;

}

	



// Check email

function ew_CheckEmail(object_value) {

	if (object_value.length == 0)

		return true;

	

	if (!(object_value.indexOf("@") > -1 && object_value.indexOf(".") > -1))

		return false;    

	

	return true;

}

	

// Check GUID {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}	

function ew_CheckGUID(object_value) {

	if (object_value.length == 0)

		return true;

	object_value = object_value.replace(/^\s*|\s*$/g, "");

	var re1 = new RegExp("^(\{{1}([0-9a-fA-F]){8}-([0-9a-fA-F]){4}-([0-9a-fA-F]){4}-([0-9a-fA-F]){4}-([0-9a-fA-F]){12}\}{1})$");

	var re2 = new RegExp("^(([0-9a-fA-F]){8}-([0-9a-fA-F]){4}-([0-9a-fA-F]){4}-([0-9a-fA-F]){4}-([0-9a-fA-F]){12})$");

	return re1.test(object_value) || re2.test(object_value);

}



// Check file extension

function ew_CheckFileType(object_value) {

	if (object_value.length == 0) 

		return true;

	if (typeof EW_UPLOAD_ALLOWED_FILE_EXT == "undefined")

		return true;  

	var fileTypes = EW_UPLOAD_ALLOWED_FILE_EXT.split(",");

	var ext = object_value.substring(object_value.lastIndexOf(".")+1, object_value.length).toLowerCase(); 

	for (var i=0; i < fileTypes.length; i++) { 

		if (fileTypes[i] == ext) 

			return true; 

	} 

	return false; 

}	



// Update a combobox with filter value

// object_value_array format

// object_value_array[n] = option value

// object_value_array[n+1] = option text 1

// object_value_array[n+2] = option text 2

// object_value_array[n+3] = option filter value

function ew_UpdateOpt(obj, object_value_array, parent_obj) { 

	var i, j, lo;

	var arValue = [];

	if (obj.options) {

		for (i=0; i<obj.options.length; i++) {

			if (obj.options[i].selected)

				arValue[arValue.length] = obj.options[i].value;

		}

	} else {

		arValue[arValue.length] = obj.value;

	}

	lo = (obj.type == "select-multiple") ? 0 : 1;

	for (i=obj.length-1; i>=lo; i--) {

		obj.options[i] = null;

	}

	if (parent_obj.options) {

		for (i=0; i<parent_obj.options.length; i++) {

			if (parent_obj.options[i].selected) { 

				for (j=0; j<object_value_array.length; j=j+4) {

					if (object_value_array[j+3].toUpperCase() == parent_obj.options[i].value.toUpperCase()) {

						ew_NewOpt(obj, object_value_array[j], object_value_array[j+1], object_value_array[j+2]); 

					}

				}

			}

		}

	} else {

		for (j=0; j<object_value_array.length; j=j+4) {

			if (object_value_array[j+3].toUpperCase() == parent_obj.value.toUpperCase()) {

				ew_NewOpt(obj, object_value_array[j], object_value_array[j+1], object_value_array[j+2]); 

			}

		}

	}

	ew_SelectOpt(obj, arValue);

}



// Create combobox option 

function ew_NewOpt(obj, value, text1, text2) {

	var text = text1;

	if (text2 != "")

		text += EW_FIELD_SEP + text2;

	var optionName = new Option(text, value, false, false)

	obj.options[obj.length] = optionName;

}



// Select combobox option

function ew_SelectOpt(obj, value_array) {

	var i, j;

	for (i=0; i<value_array.length; i++) {

		for (j=0; j<obj.length; j++) {

			if (obj.options[j].value.toUpperCase() == value_array[i].toUpperCase()) {

				obj.options[j].selected = true;

				break;

			}

		}

	}

	if (obj.autoselect && obj.autoselect.toLowerCase() == "true") {

		if (obj.type == "select-one" && obj.options.length == 2 &&

			!obj.options[1].selected) {

			obj.options[1].selected = true;

		} else if (obj.type == "select-multiple" && obj.options.length == 1 &&

			!obj.options[0].selected) {

			obj.options[0].selected = true;

		}

	}

}



// Get image width/height

function ew_GetImageSize(file_object, width_object, height_object) {

	if (navigator.appVersion.indexOf("MSIE") != -1)	{

		myimage = new Image();

		myimage.onload = function () {

			width_object.value = myimage.width; height_object.value = myimage.height;

		}		

		myimage.src = file_object.value;

	}

}



// Get Netscape Version

function ew_GetNNVersionNumber() {

	if (navigator.appName == "Netscape") {

		var appVer = parseFloat(navigator.appVersion);

		if (appVer < 5) {

			return appVer;

		} else {

			if (typeof navigator.vendorSub != "undefined")

				return parseFloat(navigator.vendorSub);

		}

	}

	return 0;

}



// Get Ctrl key for multiple column sort

function ew_Sort(e, url) {

	var ctrlPressed = 0;	

	if (parseInt(navigator.appVersion) > 3) {

		if (navigator.appName == "Netscape") {

			var ua = navigator.userAgent;

    	var isFirefox = (ua != null && ua.indexOf("Firefox/") != -1);

			if ((!isFirefox && getNNVersionNumber() >= 6) || isFirefox)				

				ctrlPressed = e.ctrlKey;

			else

				ctrlPressed = ((e.modifiers+32).toString(2).substring(3,6).charAt(1)=="1");			

		} else {

		 ctrlPressed = event.ctrlKey;

		}

		if (ctrlPressed) {

			var newPage = "<scr" + "ipt language=\"JavaScript\">setTimeout('window.location.href=\"" + url + "&ctrl=1\"', 10);</scr" + "ipt>";

			document.write(newPage);

			document.close();			

			return false;

		}

	}

	return true;

}



// Confirm message

function ew_Confirm(msg)

{

	return confirm(msg);

}



// Confirm Delete Message

function ew_ConfirmDelete(msg)

{

	var agree = confirm(msg);

	if (!agree)

		ew_ClearDelete(); // Clear delete status

	return agree;

}



// Set mouse over color

function ew_MouseOver(row) {

	row.mover = true; // Mouse over

	if (typeof(row.oClassName) == "undefined")

		row.oClassName = row.className;

	if (typeof(row.oCssText) == "undefined")

		row.oCssText = row.style.cssText;

	if (!row.selected) {

		row.className = rowmoverclass;

		row.style.cssText = "";

	}

}



// Set mouse out color

function ew_MouseOut(row) {

	row.mover = false; // Mouse out

	if (!row.selected)

		ew_SetColor(row);

}



// Set row color

function ew_SetColor(row) {

	if (row.selected) {

		if (typeof(row.oClassName) == "undefined")

			row.oClassName = row.className;

		if (typeof(row.oCssText) == "undefined")

			row.oCssText = row.style.cssText;

		row.className = rowselectedclass;

	} else if (row.edit) {

		row.className = roweditclass;

	} else {

		if (typeof(row.oClassName) != "undefined")

			row.className = row.oClassName;

		if (typeof(row.oCssText) != "undefined")

			row.style.cssText = row.oCssText;

	}

}



// Set selected row color

function ew_Click(row) {

	if (row.deleteclicked)

		row.deleteclicked = false; // Reset delete button/checkbox clicked

	else {

		var bselected = row.selected;

		ew_ClearSelected(); // Clear all other selected rows

		if (!row.deleterow) row.selected = !bselected; // Toggle

		ew_SetColor(row);

	}

}



// Clear selected rows color

function ew_ClearSelected() {

	var table = document.getElementById(EW_LIST_TABLE_NAME);

	for (var i = firstrowoffset; i < table.rows.length-lastrowoffset; i++) {

		var thisrow = table.rows[i];

		if (thisrow.selected && !thisrow.deleterow) {

			thisrow.selected = false;

			ew_SetColor(thisrow);

		}

	}

}



// Clear all row delete status

function ew_ClearDelete() {

	var table = document.getElementById(EW_LIST_TABLE_NAME);

	for (var i = firstrowoffset; i < table.rows.length-lastrowoffset; i++) {

		var thisrow = table.rows[i];

		thisrow.deleterow = false;

	}

}



// Click all delete button

function ew_ClickAll(chkbox) {

	var table = document.getElementById(EW_LIST_TABLE_NAME);

	for (var i = firstrowoffset; i < table.rows.length-lastrowoffset; i++) {

		var thisrow = table.rows[i];

		thisrow.selected = chkbox.checked;

		thisrow.deleterow = chkbox.checked;

		ew_SetColor(thisrow);

	}

}



// Click single delete link

function ew_ClickDelete() {

	ew_ClearSelected();

	var table = document.getElementById(EW_LIST_TABLE_NAME);

	for (var i = firstrowoffset; i < table.rows.length-lastrowoffset; i++) {

		var thisrow = table.rows[i];

		if (thisrow.mover) {

			thisrow.deleteclicked = true;

			thisrow.deleterow = true;

			thisrow.selected = true;

			ew_SetColor(thisrow);

			break;

		}

	}

}



// Click multiple checkbox

function ew_ClickMultiCheckbox(chkbox) {

	ew_ClearSelected();

	var table = document.getElementById(EW_LIST_TABLE_NAME);

	for (var i = firstrowoffset; i < table.rows.length-lastrowoffset; i++) {

		var thisrow = table.rows[i];

		if (thisrow.mover) {

			thisrow.deleteclicked = true;

			thisrow.deleterow = chkbox.checked;

			thisrow.selected = chkbox.checked;

			ew_SetColor(thisrow);

			break;

		}

	}

}



// Toggle highlight

function ew_ToggleHighlight(lnk) {

	if (!lnk || !document.getElementsByName)

		return;

	var elems = document.getElementsByName("ewHighlightSearch");

	var i, el;

	for (i=0; i<elems.length; i++) {

		elem = elems[i];

		elem.className = (elem.className == "") ? "ewHighlightSearch" : "";

	}

	lnk.innerHTML = (lnk.innerHTML == EW_HIDE_HIGHLIGHT) ? EW_SHOW_HIGHLIGHT : EW_HIDE_HIGHLIGHT;

}



// Create XMLHTTP

// Note: AJAX feature requires IE5.5+, FF1+, and NS6.2+

function ew_CreateXMLHttp() {

	if (!(document.getElementsByTagName || document.all))

		return;		

	var ret = null;

	try {

		ret = new ActiveXObject('Msxml2.XMLHTTP');

	}	catch (e) {

	    try {

	        ret = new ActiveXObject('Microsoft.XMLHTTP');

	    } catch (ee) {

	        ret = null;

	    }

	}

	if (!ret && typeof XMLHttpRequest != 'undefined')

	    ret = new XMLHttpRequest();	

	return ret;

}



// Update a combobox with filter value by AJAX

function ew_AjaxUpdateOpt(obj, parent_obj, async) {

	if (!(document.getElementsByTagName || document.all))

		return;

	try {

		var i, j, lo;

		var arValue = [];

		if (obj.options) {

			for (i=0; i<obj.options.length; i++) {

				if (obj.options[i].selected)

					arValue[arValue.length] = obj.options[i].value;

			}

		} else {

			arValue[arValue.length] = obj.value;

		}

		lo = (obj.type == "select-multiple") ? 0 : 1;

		for (i=obj.length-1; i>=lo; i--) {

			obj.options[i] = null;

		}

		objName = obj.name;

		if (objName.substr(objName.length-2) == "[]") objName = objName.substr(0, objName.length-2);

		var s = eval('obj.form.elements["s_' + objName + '"].value');

		if (!s || s == '') return;

		var lc = eval('obj.form.elements["lc_' + objName + '"].value');

		if (!lc || lc == '') return;

		var ld1 = eval('obj.form.elements["ld1_' + objName + '"].value');

		if (!ld1 || ld1 == '') return;

		var ld2 = eval('obj.form.elements["ld2_' + objName + '"].value');

		if (!ld2 || ld2 == '') return;

		var lft = eval('obj.form.elements["lft_' + objName + '"].value');

		var xmlHttp = ew_CreateXMLHttp();

		if (!xmlHttp) return;

		var arSelValue = [];

		if (parent_obj.options) {

			for (i=0; i<parent_obj.options.length; i++) {

				if (parent_obj.options[i].selected)

					arSelValue[arSelValue.length] = encodeURIComponent(parent_obj.options[i].value); 

			}

		} else {

			arSelValue[arSelValue.length] = encodeURIComponent(parent_obj.value); 

		}

		xmlHttp.open('get', EW_LOOKUP_FILE_NAME + '?s=' + s + '&q=' + arSelValue.join(",") +

			'&lc=' + encodeURIComponent(lc) +

			'&ld1=' + encodeURIComponent(ld1) +

			'&ld2=' + encodeURIComponent(ld2) +

			'&lft=' + encodeURIComponent(lft), async);

		var f = function() {

		//alert(xmlHttp.responseText);

		if (xmlHttp.readyState == 4 && xmlHttp.status == 200 &&

			xmlHttp.responseText) {

			//alert(xmlHttp.responseText);

			var object_value_array = xmlHttp.responseText.split('\r');

			for (var j=0; j<object_value_array.length-2; j=j+3) {

				ew_NewOpt(obj, object_value_array[j], object_value_array[j+1],

					object_value_array[j+2]);

			}

			ew_SelectOpt(obj, arValue);

		}

	}

	if (async || document.all)

		xmlHttp.onreadystatechange = f;

	xmlHttp.send(null);

	if (!async && !document.all)

		f();

	} catch (e) {}

}



// Html encode text

function ew_HtmlEncode(text) {

	var str = text;

	str = str.replace(/&/g, '&amp');

	str = str.replace(/\"/g, '&quot;');

	str = str.replace(/</g, '&lt;');

	str = str.replace(/>/g, '&gt;'); 

	return str;

}



// Google Suggest for textbox by AJAX

// object_value_array format

// object_value_array[n] = display value

// object_value_array[n+1] = display value 2

function ew_AjaxUpdateTextBox(object_name) {

	var obj, as;

	if (document.all) {

		obj = document.all(object_name);

		if (obj) as = document.all('as_' + object_name);

	} else if (document.getElementById) {

		obj = document.getElementById(object_name);

		if (obj) as = document.getElementById('as_' + object_name);

	}

	if (!obj || !as) return false;

	try {

		var s = eval('obj.form.s_' + obj.name + '.value');

		//var s = eval('s_' + obj.name);

		var q = obj.value;

		q = q.replace(/^\s*/, ''); // left trim

		if (!s || s == '' || q.length == 0) return false;

		var lt = eval('obj.form.lt_' + obj.name + '.value');

		if (!lt || lt == '') return;

		var xmlHttp = ew_CreateXMLHttp();

		if (!xmlHttp) return;

		xmlHttp.open('get', EW_LOOKUP_FILE_NAME + '?s=' + s + '&q=' + encodeURIComponent(q) +

			'&lt=' + encodeURIComponent(lt));

		xmlHttp.onreadystatechange = function() {

			//if (xmlHttp.readyState == 4) alert(xmlHttp.responseText);

			if (xmlHttp.readyState == 4 && xmlHttp.status == 200 &&

				xmlHttp.responseText) {

				var object_value_array = xmlHttp.responseText.split('\r');

				var sHtml = '';

				for (var j=0; j<object_value_array.length-2; j=j+2) {

					var value = object_value_array[j];

					var text = object_value_array[j];

					if (object_value_array[j+1] != "")

						text += EW_FIELD_SEP + object_value_array[j+1];

					var i = j/2 + 1;

					sCtrlID = object_name + "_mi_" + i;

					sFunc1 = "ew_AstOnMouseClick(" + i + ", \"" + object_name + "\", \"" + as.id + "\")";

					sFunc2 = "ew_AstOnMouseOver(" + i + ", \"" + object_name + "\")";

					sHtml += "<div class=\"ewAstListItem\" id=\"" + sCtrlID + "\" name=\"" + sCtrlID + "\" onclick='" + sFunc1 + "' + onmouseover='" + sFunc2 + "'>" + text + "</div>";

					// add hidden field to store the value of current item

					sMenuItemValueID = sCtrlID + "_value";

					sHtml += "\n\r";

					sHtml += "<input type=\"hidden\" id=\"" + sMenuItemValueID + "\" name=\"" + sMenuItemValueID + "\" value=\"" + ew_HtmlEncode(text) + "\">";

				}

				//alert(sHtml);	

				ew_AstShowDiv(as.id, sHtml);

			} else {

				ew_AstHideDiv(as.id);

			}

		}

		xmlHttp.send(null);

	}	catch (e) {}

	return false;

}



// Auto fill text boxes by AJAX

function ew_AjaxAutoFill(obj, async) {

	if (!(document.getElementsByTagName || document.all))

		return;

	try {

		var i, j;

		var selValue;

		if (obj.options) {

			if (obj.selectedIndex > -1) selValue = obj.options[obj.selectedIndex].value;

		} else {

			selValue = obj.value;

		}

		var s = eval('obj.form.sf_' + obj.name + '.value');

		if (!s || s == '' || selValue == '') return;

		var lt = eval('obj.form.lt_' + obj.name + '.value');

		if (!lt || lt == '') return;

		var xmlHttp = ew_CreateXMLHttp();

		if (!xmlHttp) return;		

		xmlHttp.open('get', EW_LOOKUP_FILE_NAME + '?s=' + s + '&q=' + encodeURIComponent(selValue) +

			'&lt=' + encodeURIComponent(lt), async);

		var f = function() {

			//alert(xmlHttp.responseText);

			if (xmlHttp.readyState == 4 && xmlHttp.status == 200 &&

				xmlHttp.responseText) {

				//alert(xmlHttp.responseText);

				var object_value_array = xmlHttp.responseText.split('\r');

				var destnames = eval('obj.form.ln_' + obj.name + '.value');

				var dest_array = destnames.split(',');

				for (var j=0; j<dest_array.length; j=j+1) {

					var destobj = ew_GetFormElement(obj.form, dest_array[j]);

					if ((destobj) && (j<object_value_array.length))

						destobj.value = object_value_array[j];

				}

			}

		}

		if (async || document.all)		

			xmlHttp.onreadystatechange = f;

		xmlHttp.send(null);

		if (!async && !document.all)

			f();

	}	catch (e) {}

}



// Get element from form

function ew_GetFormElement(f, name) {

	for(var i=0; i<f.elements.length; i++) {

		if(f.elements[i].name == name) {

			return f.elements[i];

		}

	}

}



// Extended basic search clear form

function ew_ClearForm(objForm){

	with (objForm) {

		for (var i=0; i<elements.length; i++){

			var tmpObj = eval(elements[i]);

			if (tmpObj.type == "checkbox" || tmpObj.type == "radio"){

				tmpObj.checked = false;

			} else if (tmpObj.type == "select-one"){

				tmpObj.selectedIndex = 0;

			} else if (tmpObj.type == "select-multiple") {

				for (var j=0; j<tmpObj.options.length; j++)

					tmpObj.options[j].selected = false;

            } else if (tmpObj.type == "text" || tmpObj.type == "textarea"){

				tmpObj.value = "";

			}

		}

	}

}



// Functions for adding new option dynamically



// Show add option

function ew_ShowAddOption(id) {

	if (!document.getElementById) return;

	var elem;

	elem = document.getElementById("ao_" + id);

	if (elem) elem.style.display = "block"; 

	elem = document.getElementById("cb_" + id);

	if (elem)	elem.style.display = "none";	

}



// Hide add option

function ew_HideAddOption(id) {

	var elem;

	elem = document.getElementById("cb_" + id);

	if (elem)	elem.style.display = "inline"; 

	elem = document.getElementById("ao_" + id);

	if (elem) elem.style.display = "none"; 

}



// Post new option

function ew_PostNewOption(id) {

	var elem;

	var url = EW_ADD_OPTION_FILE_NAME + "?";

	elem = document.getElementById("ltn_" + id);

	url += "ltn=" + encodeURIComponent(elem.value);

	elem = document.getElementById("pfn_" + id);

	if (elem) url += "&pfn=" + encodeURIComponent(elem.value);

	elem = document.getElementById("pvn_" + id);

	if (elem) elem = document.getElementById(elem.value);

	if ((elem) && (elem.options) && (elem.selectedIndex != -1)) url += "&pf=" + encodeURIComponent(elem.options[elem.selectedIndex].value);

	elem = document.getElementById("pfq_" + id);

	if (elem) url += "&pfq=" + encodeURIComponent(elem.value);

	elem = document.getElementById("dfn_" + id);

	if (elem) url += "&dfn=" + encodeURIComponent(elem.value);

	elem = document.getElementById("dfq_" + id);

	if (elem) url += "&dfq=" + encodeURIComponent(elem.value);

	elem = document.getElementById("lfn_" + id);

	if (elem) url += "&lfn=" + encodeURIComponent(elem.value);

	elem = document.getElementById("lfq_" + id);

	if (elem) url += "&lfq=" + encodeURIComponent(elem.value);

	elem = document.getElementById("df2n_" + id);

	if (elem) url += "&df2n=" + encodeURIComponent(elem.value);

	elem = document.getElementById("df2q_" + id);

	if (elem) url += "&df2q=" + encodeURIComponent(elem.value);	



	var lf = document.getElementById("lf_" + id);

	var lfm = document.getElementById("lfm_" + id);

	if (lf) {

		if (ew_HasValue(lf)) {

			url += "&lf=" + encodeURIComponent(lf.value); 

		} else {

			if (!ew_OnError(lf, (lfm?lfm.value:"Missing link field value")))

				return false;		

		}

	}

	

	var df = document.getElementById("df_" + id);

	var dfm = document.getElementById("dfm_" + id);

	if (df) {

		if (ew_HasValue(df)) {

			url += "&df=" + encodeURIComponent(df.value); 

		} else {

			if (!ew_OnError(df, (dfm?dfm.value:"Missing display field value")))

				return false;

		}

	}

	

	var df2 = document.getElementById("df2_" + id);

	var df2m = document.getElementById("df2m_" + id);

	if (df2) {

		if (ew_HasValue(df2)) {

			url += "&df2=" + encodeURIComponent(df2.value); 

		} else {

			if (!ew_OnError(df2, (df2m?df2m.value:"Missing display field #2 value")))

				return false;

		}

	}

	

	try {			

		var xmlHttp = ew_CreateXMLHttp();

		if (!xmlHttp) return;		

		xmlHttp.open('get', url, true); // not Async

		xmlHttp.onreadystatechange = function() {

			//alert(xmlHttp.responseText);					

			if (xmlHttp.readyState == 4 && xmlHttp.status == 200 &&

				xmlHttp.responseText) {				

				var opt = xmlHttp.responseText.split('\r');

				if (opt.length > 3 && opt[0]== 'OK') {

					var elem = document.getElementById(id);

					if (!elem) elem = document.getElementById(id + '[]');

					if (elem) {

						ew_NewOpt(elem, opt[1], opt[2], opt[3]);

						ew_HideAddOption(id);

						elem.options[elem.options.length-1].selected = true;

						if (elem.onchange) elem.onchange();

						elem.focus();

					}

				} else {

					alert(xmlHttp.responseText);

				}				

			}

		}		

		xmlHttp.send(null);

	}	catch (e) {}



}



// Functions for auto suggest box



// Set auto suggest selected value

function ew_AstSetSelectedValue(sValue) {

	var hdnSelectedValue = document.getElementById("sv_" + EW_AST_TEXT_BOX_ID);

	hdnSelectedValue.value = sValue;

}



// Set auto suggest text box value

function ew_AstSetTextBoxValue() {

	var divListItem;

	divListItem = ew_AstGetSelListItemDiv();

	if (divListItem)	{

		var sListItemValueID = ew_GetDivListItemID(EW_AST_SELECT_LIST_ITEM ) + "_value";

		var hdnListItemValue = document.getElementById(sListItemValueID);

		if (hdnListItemValue)

			ew_AstSetSelectedValue(hdnListItemValue.value);

		var txtCtrl = document.getElementById(EW_AST_TEXT_BOX_ID);

		txtCtrl.value = divListItem.innerHTML;

	}

}



// Get auto suggest text box value

function ew_AstGetTextBoxValue() {

	var txtCtrl = document.getElementById(EW_AST_TEXT_BOX_ID);

	return (txtCtrl) ? txtCtrl.value : '';

}	

		

// Auto suggest on mouse click event

function ew_AstOnMouseClick(nListIndex, sTextBoxID, sDivID) {

	EW_AST_SELECT_LIST_ITEM = nListIndex;

	EW_AST_TEXT_BOX_ID = sTextBoxID;

	ew_AstSetTextBoxValue();

	ew_AstHideDiv(sDivID);

}



// Auto suggest on mouse over event

function ew_AstOnMouseOver(nListIndex, sTextBoxID) {

	EW_AST_TEXT_BOX_ID = sTextBoxID;

	ew_AstSelectListItem(nListIndex);

}	

	

// Auto suggest on key press event

function ew_AstOnKeyPress(evt) {

	if ((ew_AstGetKey(evt) == 13) && (EW_AST_CANCEL_SUBMIT)) return false;

	return true;

}	



// Auto suggest on key up event

function ew_AstOnKeyUp(sTextBoxID, sDiv, evt) {

	EW_AST_TEXT_BOX_ID = sTextBoxID;

	var nKey = ew_AstGetKey(evt);

	// skip up/down/enter

	if ((nKey != 38) && (nKey != 40) && (nKey != 13))	{

		var sNewValue;

		sNewValue = ew_AstGetTextBoxValue();

		if ((sNewValue.length <= EW_AST_MAX_NEW_VALUE_LENGTH) && (sNewValue.length > 0)) {

			if (nKey != 27) // skip escape									

				ew_AjaxUpdateTextBox(sTextBoxID);

		}			

		if (EW_AST_OLD_TEXT_BOX_VALUE != sNewValue)

			ew_AstSetSelectedValue("");

	}

}	



// Auto suggest on key down event

function ew_AstOnKeyDown(sTextBoxID, sDiv, evt) {

	EW_AST_TEXT_BOX_ID = sTextBoxID;

	// save current text box value before key press takes affect

	EW_AST_OLD_TEXT_BOX_VALUE = ew_AstGetTextBoxValue();

	var nKey = ew_AstGetKey(evt);

	// handle up/down/enter

	if (nKey == 38) // up arrow		

		ew_AstMoveDown();

	else if (nKey == 40) // down arrow		

		ew_AstMoveUp();

	else if (nKey == 13) { // enter

		// Note: Netscape will submit the form on pressing enter before firing the

		// keydown event. This only works with IE and FF.			

		if (ew_AstIsVisibleDiv(sDiv)) {

			ew_AstHideDiv(sDiv);

			evt.cancelBubble = true;				

			if (evt.returnValue) evt.returnValue = false;

			if (evt.stopPropagation) evt.stopPropagation();			

			EW_AST_CANCEL_SUBMIT = true;

 		} else {

 			EW_AST_CANCEL_SUBMIT = false;

 		}

	} else {

		ew_AstHideDiv(sDiv);

	}			

	return true;

}



// Auto suggest get selected item div

function ew_AstGetSelListItemDiv() {

	return ew_AstGetListItemDiv(EW_AST_SELECT_LIST_ITEM);

}

		

// Auto suggest get list item id

function ew_GetDivListItemID(nListItem) {

	return (EW_AST_TEXT_BOX_ID + "_mi_" + nListItem);

}



// Auto suggest get list item div

function ew_AstGetListItemDiv(nListItem) {

	var sDivListItemID;

	sDivListItemID = ew_GetDivListItemID(nListItem);

	return document.getElementById(sDivListItemID);

}



// Auto suggest move up

function ew_AstMoveUp() {

	var nListItem;

	nListItem = EW_AST_SELECT_LIST_ITEM + 1;

	if (ew_AstGetListItemDiv(nListItem)) ew_AstSelectListItem(nListItem);

}



// Auto suggest move down

function ew_AstMoveDown() {

	var nListItem;

	nListItem = EW_AST_SELECT_LIST_ITEM - 1;

	if (nListItem != 0)	ew_AstSelectListItem(nListItem);

}



// Auto suggest selected list item

function ew_AstSelectListItem(nListItem) {

	var divListItem;

	divListItem = ew_AstGetListItemDiv(nListItem);

	if(divListItem)	{

		if (nListItem != EW_AST_SELECT_LIST_ITEM) {

			ew_AstUnhighlightSelListItem();

			EW_AST_SELECT_LIST_ITEM = nListItem;

			ew_AstSetTextBoxValue();

			divListItem.className = "ewAstSelListItem";

		}

	}

}



// Auto suggest unhiglight selected list item

function ew_AstUnhighlightSelListItem() {

	var divListItem;

	divListItem = ew_AstGetSelListItemDiv();

	if (divListItem) divListItem.className = "ewAstListItem";		

}



// Auto suggest get key

function ew_AstGetKey(evt) {

	evt = (evt) ? evt : (window.event) ? event : null;

	if (evt) {

		var cCode = (evt.charCode) ? evt.charCode :

				((evt.keyCode) ? evt.keyCode :

				((evt.which) ? evt.which : 0));

		return cCode; 

	}

}



// Auto suggest hide div

function ew_AstHideDiv(sDivID) {

	document.getElementById(sDivID).style.visibility = 'hidden';

	EW_AST_SELECT_LIST_ITEM = 0;

}



// Auto suggest check if visible div

function ew_AstIsVisibleDiv(sDivID) {

	return document.getElementById(sDivID).style.visibility != 'hidden';

}



// Auto suggest show div

function ew_AstShowDiv(sDivID, sDivContent) {

	var divList;

	divList = document.getElementById(sDivID);		

	var sInnerHtml;

	// use iframe with the same size as the div		

	if (document.all) { // IE

		sInnerHtml = "<div id='" + sDivID + "_content' style='z-index:999; position:absolute;'>";

		sInnerHtml += sDivContent;

		sInnerHtml += "</div><iframe id='" + sDivID + "_iframe' src='about:blank' frameborder='1' scrolling='no'></iframe>";

		divList.innerHTML = sInnerHtml;

		var divContent = document.getElementById(sDivID + "_content");			

		var divIframe = document.getElementById(sDivID + "_iframe");					

		divContent.className = "ewAstList";

		divList.className = "ewAstListBase";				

		divIframe.style.width = divContent.offsetWidth + 'px';

		divIframe.style.height = divContent.offsetHeight + 'px';

		divIframe.marginTop = "-" + divContent.offsetHeight + 'px';

	} else {

		divList.innerHTML = sDivContent;	

	}	

	divList.style.visibility = 'visible';		

}



// Functions for multi page



// Multi page add element

function ew_MultiPageAddElement(elemid, pageIndex) {

	var item = new Array(2);

	item[0] = elemid;

	item[1] = pageIndex;

	ew_MultiPageElements.push(item);

}



// Multi page init

function ew_InitMultiPage() {

	if (!(document.getElementById || document.all))

		return;

	ew_MaxPageIndex = 0;

	for (var i=0; i<ew_MultiPageElements.length; i++) {

		if (ew_MultiPageElements[i][1] > ew_MaxPageIndex)

			ew_MaxPageIndex = ew_MultiPageElements[i][1]; 

	}	

	ew_MinPageIndex = ew_MaxPageIndex;

	for (var i=0; i<ew_MultiPageElements.length; i++) {

		if (ew_MultiPageElements[i][1] < ew_MinPageIndex)

			ew_MinPageIndex = ew_MultiPageElements[i][1]; 

	}

	ew_NextPage();

	

	// if ASP.NET 

	if (typeof Page_ClientValidate == "function") {

    original_Page_ClientValidate = Page_ClientValidate; 

		Page_ClientValidate = function() { 

			var isValid;

			isValid = original_Page_ClientValidate();          

			if (!isValid) 

				ew_FocusInvalidElement();

			return isValid; 

		} 

	}	

}



// Multi page check if element exists

function ew_PageHasElements(pageIndex) {

	for (var i=0; i<ew_MultiPageElements.length; i++) {

		if (ew_MultiPageElements[i][1] == pageIndex)

			return true;

	}

	return false;

}



// Multi page go to next page

function ew_NextPage() {

	if (!(document.getElementById || document.all))

		return;

	ew_EnableButtons(false);

	var hasElements = false;

	while (!hasElements && ew_PageIndex < ew_MaxPageIndex) {

		hasElements = ew_PageHasElements(++ew_PageIndex);

		if (hasElements)

			ew_ShowPage();

	}

	ew_UpdateButtons();

	ew_EnableButtons(true);

}



// Multi page go to prev page

function ew_PrevPage() {

	if (!(document.getElementById || document.all))

		return;

	ew_EnableButtons(false);

	var hasElements = false;

	while (!hasElements && ew_PageIndex > ew_MinPageIndex) {

		hasElements = ew_PageHasElements(--ew_PageIndex);

		if (hasElements)

			ew_ShowPage();

	}

	ew_UpdateButtons();

	ew_EnableButtons(true);

}



// Multi page show this page

function ew_ShowPage() {

	var fn;

	if (!fn && typeof ew_CreateEditor == 'function')

		fn = ew_CreateEditor;

// if (!fn && typeof EW_createEditor == 'function')

// fn = EW_createEditor; // for backward compatibility

	for (var i=0; i<ew_MultiPageElements.length; i++) {

		var row = ew_GetRowByElementId(ew_MultiPageElements[i][0]);

		if (row) {

			row.style.display = (ew_MultiPageElements[i][1] == ew_PageIndex) ? '' : 'none';

			if (row.style.display == '' && fn)

				fn(ew_MultiPageElements[i][0]);

		}

	}

}



// Multi page update buttons

function ew_UpdateButtons() {	

	if (ew_MaxPageIndex == ew_MinPageIndex)

		return;

	var elem = ew_GetElement('ewMultiPagePager');

	if (!elem)

		return;		

	var pager = "<table class='ewMultiPagePager'><tr>";

	if (ew_PageIndex <= ew_MinPageIndex) {

		pager = pager + "<td>" + ew_MultiPagePrev + "</td>";

	} else {

		pager = pager + "<td><a href='javascript:ew_PrevPage();'>" + ew_MultiPagePrev + "</a></td>";

	}

	for (var i=ew_MinPageIndex; i<=ew_MaxPageIndex; i++) {

		if (i == ew_PageIndex) {

			pager = pager + "<td>" + i + "</td>";

		} else {

			pager = pager + "<td><a href='javascript:ew_GotoPageByIndex(" + i + ");'>" + i + "</a></td>";

		}

	}  

	if (ew_PageIndex >= ew_MaxPageIndex) {

		pager = pager + "<td>" + ew_MultiPageNext + "</td>";

	} else {

		pager = pager + "<td><a href='javascript:ew_NextPage();'>" + ew_MultiPageNext + "</a></td>";

	}	

	pager = pager + "</tr><tr><td colspan=" + (ew_MaxPageIndex - ew_MinPageIndex + 3) +">";

	pager = pager + ew_MultiPagePage + " " + (ew_PageIndex) + " " + ew_MultiPageOf + " " + (ew_MaxPageIndex);

	pager = pager + "</td></tr></table>";

	elem.innerHTML = pager;

}



// Multi page enable buttons

function ew_EnableButtons(bool) {

	var btn = ew_GetElement('btnAction'); 

	if (btn)

		btn.disabled = !bool;

}



// Get element by id

function ew_GetElement(elemid) { // 2.0.1

	var elem;

	if (document.getElementById) {

		elem = document.getElementById(elemid);

		if (elem) {

			return elem;		

		} else {

			elem = document.getElementsByName(elemid);

			if (elem && elem.length > 0)

				return elem[0];

		}

	}

	return null;

}



// Get page index by element id

function ew_GetPageIndexByElementId(elemid) {

	var pageIndex = -1;

	for (var i=0; i<ew_MultiPageElements.length; i++) {

		if (ew_MultiPageElements[i][0] == elemid)

			return ew_MultiPageElements[i][1];

	}

	return pageIndex;

}



// Goto page by index

function ew_GotoPageByIndex(pageIndex) {

	if (pageIndex < ew_MinPageIndex || pageIndex > ew_MaxPageIndex)

		return; 

	ew_PageIndex = pageIndex - 1;

	ew_NextPage();

}



// Goto page by element

function ew_GotoPageByElement(elem) {

	var pageIndex;

	if (!elem) return;

	var id = (!elem.type && elem[0]) ? elem[0].id : elem.id;

	if (id == "") return;	

	pageIndex = ew_GetPageIndexByElementId(id);

	ew_GotoPageByIndex(pageIndex);	

}



// Get row by element id

function ew_GetRowByElementId(elemid) { // 2.0.1

	var elem, tb;	

	elem = ew_GetElement(elemid);	

	if (!elem)

		return null;

	var isRow = false;		

	while (!isRow) {

		elem = ew_GetParentElement(elem);

		if (!elem) break;		

		if (elem.tagName == "TR") {

			tb = ew_GetParentElement(elem);

			if (tb) tb = ew_GetParentElement(tb);			

			isRow = (tb) && (tb.tagName == "TABLE") && (tb.className == EW_TABLE_CLASSNAME);

		}	

	}

	return (isRow) ? elem : null;	

}



// Get parent element

function ew_GetParentElement(elem) { // 2.0.1

	if (!elem)

		return null;

	if (document.all) {		

		return elem.parentElement;

	}	else if (document.getElementById) {		

		return elem.parentNode;

	}	

}



// Check if element is visible

function ew_IsElementVisible(elemid) {

	if (!(document.getElementById || document.all))

		return true;

	var elem = ew_GetElement(elemid);

	return (elem && elem.style.display == '');

}



// for ASP.NET

// Focus invalid element

function ew_FocusInvalidElement() {	

 	for (var i=0; i<Page_Validators.length; i++) {

		if (!Page_Validators[i].isvalid) {

			var elem = ew_GetElement(Page_Validators[i].controltovalidate);

			ew_GotoPageByElement(elem);

			ew_SetFocus(elem);

			break;

		}

	}

}