var addEvent;
if (document.addEventListener) {
	addEvent = function(element, type, handler) {
		element.addEventListener(type, handler, null);
	}
}
else if (document.attachEvent) {
	addEvent = function(element, type, handler) {
	element.attachEvent("on" + type, handler);
	}
}
else {
	addEvent = new Function; // not supported
}

function get_target(e) {
	if (window.event && window.event.srcElement)
		return window.event.srcElement ;
	if (e && e.target)
		return e.target ;
	if (!el)
		return false ;
}

function climb_dom(e, tag_type) {
	while (e.nodeName.toLowerCase() != tag_type && e.nodeName.toLowerCase() != 'html') e = e.parentNode ;
	return (e.nodeName.toLowerCase() == 'html') ? null : e ;
}

function classContains(myObject,myClassName) {
	if (!myObject.className) {
		return false ;
	}
	return (myObject.className.indexOf(myClassName) == -1) ? false : true ;
}

function stripClass(myObject,myClassName) {
	var cnPos = myObject.className.indexOf(myClassName) ;
	if (cnPos != -1) {
		myObject.className = myObject.className.replace(/\s?hovering\s?/gi,"") ;
	}
}

function addClass(myObject,myClassName) {
	if (!myObject.className) {
		return false ;
	}
	var existingClasses = myObject.className.split(" ") ;
	var foundCN = false ;
	for (iCN in existingClasses) {
		if (Trim(existingClasses[iCN]) == myClassName) {
			foundCN = true ;
		}
	}
	if (!foundCN) {
		myObject.className += " " + myClassName ;
	}
}

function Trim(TRIM_VALUE){
	if(TRIM_VALUE.length < 1){
		return"";
	}
	TRIM_VALUE = RTrim(TRIM_VALUE);
	TRIM_VALUE = LTrim(TRIM_VALUE);
	if(TRIM_VALUE==""){
		return "";
	}
	else{
		return TRIM_VALUE;
	}
}

function RTrim(VALUE){
	var w_space = String.fromCharCode(32);
	var v_length = VALUE.length;
	var strTemp = "";
	if(v_length < 0){
		return"";
	}
	var iTemp = v_length -1;
	
	while(iTemp > -1){
		if(VALUE.charAt(iTemp) == w_space){
		}
		else{
			strTemp = VALUE.substring(0,iTemp +1);
			break;
		}
		iTemp = iTemp-1;
	}
	return strTemp;
}

function LTrim(VALUE){
	var w_space = String.fromCharCode(32);
	if(v_length < 1){
		return "";
	}
	var v_length = VALUE.length;
	var strTemp = "";
	
	var iTemp = 0;
	
	while(iTemp < v_length){
	if(VALUE.charAt(iTemp) == w_space){
	}
	else{
		strTemp = VALUE.substring(iTemp,v_length);
		break;
	}
		iTemp = iTemp + 1;
	} //End While
	return strTemp;
}