function isEmpty(val){ if(val == null){return true;} for(var i=0; i < val.length; i++) { if ((val.charAt(i)!=' ')&&(val.charAt(i)!="\t")&&(val.charAt(i)!="\n")&&(val.charAt(i)!="\r")){ return false; } } return true; }
	
	function getElementPosition(elemID){
		var offsetTrail = document.getElementById(elemID);
		var offsetLeft = 0;
		var offsetTop = 0;
		while (offsetTrail){
			offsetLeft += offsetTrail.offsetLeft;
			offsetTop += offsetTrail.offsetTop;
			offsetTrail = offsetTrail.offsetParent;
		}
		if (navigator.userAgent.indexOf('Mac') != -1 && typeof document.body.leftMargin != 'undefined'){
			offsetLeft += document.body.leftMargin;
			offsetTop += document.body.topMargin;
		}
		return {left:offsetLeft,top:offsetTop};
	}
		
	var wait_alert = '<div align="center" style="text-align: center; padding-top: 10px;"><br /><br /><img src=/images/icons/19.gif><br /><br /><br /></div>';
	//var wait_alert2 = '<div align="center" style="text-align: center; padding-top: 10px;"><br /><br /><img src=/images/icons/18.gif><br /><br /><br /></div>';
	
	
	function subcat(){
		
		$$('.test').each(function(el){
			el.onclick = function(e){	
				var theString = this.id;
				var rel = this.rel;
				
				//alert(theString);
				//alert(rel);
				
				$('linkshomepage').innerHTML = wait_alert;		
				
				new Request.HTML({
					update: $('linkshomepage'), 
					onComplete: function(){
						window.scroll(0,getElementPosition('lineup').top);
					}
				}).get('/server/linkshomepagecattrue.php?id='+theString+'&cat='+rel+'');
				return false;
			}
		});
		
	}