// JavaScript Document
	function getDivByID(layerID) {
		if (document.getElementById) {
			// this is the way the standards work
			return document.getElementById(layerID);
		} else if (document.all) {
			// this is the way old msie versions work
			return document.all[layerID];
		} else if (document.layers){
			// this is the way nn4 works
			return document.layers[layerID];
		}
		return null;
	}
	function trim(stringToTrim) {
		return stringToTrim.replace(/^\s+|\s+$/g,"");
	}
	function ltrim(stringToTrim) {
		return stringToTrim.replace(/^\s+/,"");
	}
	function rtrim(stringToTrim) {
		return stringToTrim.replace(/\s+$/,"");
	}
	function isAlphaNumeric(val){
		if (val.match(/^[a-zA-Z0-9]+$/)){
			return true;
		}else{
			return false;
		} 
	}
	function fncCheckEmailFormat(strEmail){
		emailpat = /^([a-zA-Z0-9])+([\.a-zA-Z0-9_-])*@([a-zA-Z0-9])+(\.[a-zA-Z0-9_-]+)+$/;
		if(!emailpat.test(strEmail)) return false; else return true;
	}