function Show_Product($id)
   {
	 if(document.getElementById("table_"+$id).style.display=='none')
		{
			  document.getElementById("table_"+$id).style.display='';
			  document.getElementById("img_"+$id).src='images/index_37.gif';	
		}
	else
		{
			  document.getElementById("table_"+$id).style.display='none';
			  document.getElementById("img_"+$id).src='images/index_43.gif';			
		}		
   }
	  
function openwindow($url)
	{
	var $width = window.screen.width;
	var $height =window.screen.height;
	window.open($url,'new','top=0,left=0,height='+$height+',width='+$width+',toolbar=no,menubar=no,scrollbars=no,resizable=yes,location=no, status=yes');
	}

function selectTag(showContent,selfObj){
	// ²Ù×÷±êÇ©
	var tag = document.getElementById("tags").getElementsByTagName("li");
	var taglength = tag.length;
	for(i=0; i<taglength; i++){
		tag[i].className = "";
		}
	selfObj.parentNode.className = "selectTag";
	// ²Ù×÷ÄÚÈÝ
	for(i=0; j=document.getElementById("tagContent"+i); i++){
		j.style.display = "none";
		}
	document.getElementById(showContent).style.display = "block";
	}