var newImg;
		function showImage(imageSrc){
			newImg = new Image();
			newImg.src=imageSrc;
	 		loadImage();
		}
		
		function loadImage(){
			if(newImg.width==0){
				setTimeout('loadImage()',100);
			}else{
				showWindow();
			}
		}
		
		function showWindow(){		
			var height = newImg.height+20;
			var width = newImg.width+20;
			imageShown=true;
			window.open(newImg.src ,'imageWindow','height='+height+',width='+width+', directories=no, resizeable=yes, location=no, menubar=no, scrollbars=yes, status=no, toolbar=no, left=0, top=0');
		}