function showDiv(photo, descr, width, height){
	 var con = document.getElementById('zoomDivCon');
	 var d = document.getElementById('zoomDiv');
	 var ul = document.getElementById('zoomImg'); 
	 con.style.display='block';
	 if(d.style.display=='none' || d.style.display=='') {
		d.style.display = 'block';
		if(descr == '') {
			ul.innerHTML = '<li><img id="big_photo" src="'+photo+'" alt="" title="" /></li>';
		}
		else {
			ul.innerHTML = '<li><img id="big_photo" src="'+photo+'" alt="" title="" /></li><li id="descr" class="description">'+descr+'</li>';
			}
//		var offWidth = d.offsetWidth;
//		var offHeight = d.offsetHeight;
//		var offWidth = parseInt(width)+20;
//	 	var offHeight = parseInt(height)+20;
//	 	d.style.margin = '-' + ( offHeight / 2 ) + 'px ' + '0px ' + '0px ' + '-' + ( offWidth / 2 ) + 'px';
		}
	 else {
		d.style.display='none';
		ul.innerHTML = '<li><img id="big_photo" src="" alt="" title="" /></li>';
		}
	}
	
	function closeDiv(id){
	 var d = document.getElementById(id);
	 var ul = document.getElementById('zoomImg'); 
	  var con = document.getElementById('zoomDivCon');
	 d.style.display='none';
	 con.style.display='none';
	 ul.innerHTML = '<li><img id="big_photo" src="" alt="" title=""  /></li>';
	}