var oPopup = window.createPopup();
function PopupClick(str,width,heigh)//str显示的字符,width显示框宽度,heigh显示框高度
{
	with (oPopup.document.body) 
	{
		style.backgroundColor="lightyellow";
		style.border="solid black 1px";
		innerHTML="<span style='font:13px'>"+str+"</span>";
	}
	oPopup.show(event.screenX+13, event.screenY+8, width, heigh);
}
function ajax(id,pageaspx)
{
			//接收传递参数
	string="id="+id;
	
			//建立对象
	var objXMLHTTP = null; 
	try  
	{  
		objXMLHTTP = new ActiveXObject("MSXML2.XMLHTTP");  
	}  
	catch(e)  
	{  
		try  
		{  
			objXMLHTTP = new ActiveXObject("Microsoft.XMLHTTP");  
		}  
		catch(e2){}
	} 
			//发送数据
	objXMLHTTP.open("POST", pageaspx, false);
	objXMLHTTP.setrequestheader("content-length",string.length); 
	objXMLHTTP.setrequestheader("content-type","application/x-www-form-urlencoded"); 
	objXMLHTTP.send(string); 
			//得到服务器端返加值
	return objXMLHTTP.responseText;	
}