function OnControllerColliderHit(hit : ControllerColliderHit) {
	if(hit.gameObject.name == "PseudoEnemy"){
		var component = GameObject.Find("Acid/Acid03");
		var mats = component.renderer.materials;
		var origColor = mats[1].color;
		
		mats[1].color = Color(255/255.0, 0, 0); // Color(R, G, B) - change to red
		yield WaitForSeconds(1.1); // pause for a sec
		mats[1].color =origColor; // change it back	
	}
}

function Update(){
	var component = GameObject.Find("Acid/Acid03");
	var mats = component.renderer.materials;
	var current_ph = GetComponent(Properties).ph; // get current ph level
	
	if(current_ph == 7){
		mats[1].color = Color(80/255.0,235.0/255.0,63/255.0); // (R, G, B)
	}
	else if(current_ph == 6){
		mats[1].color = Color(171/255.0,255/255.0,0);
	}
	else if(current_ph == 5){
		mats[1].color = Color(1, 1, 0);
	}
	else if(current_ph == 4){
		mats[1].color = Color(255/255.0,222/255.0,0);
	}
	else if(current_ph == 3){
		mats[1].color = Color(255/255.0,125/255.0,0);
	}
	else if(current_ph == 2){
		mats[1].color = Color(255/255.0,100/255.0,0);
	}
	else if(current_ph == 1){
		mats[1].color = Color(166/255.0,28/255.0,0);
	}
}