function search(){
	var types="";
	if(document.getElementById("ddlZyType").value!="")
		types=document.getElementById("ddlZyType").value;
	var link="http://edu.eastday.com/zhaosheng/search.aspx?zyTypeId="+types;

	if(document.getElementById("ddlProvince").value!="")
		link+="&Province="+document.getElementById("ddlProvince").value;

	if(document.getElementById("txtKeyWords").value!="")
		link+="&zyName="+document.getElementById("txtKeyWords").value;
	
	if(document.getElementById("Id").value!="null"&&document.getElementById("Id").value!="")
		link +="&Id="+document.getElementById("Id").value

		if (location.hostname=="edu.eastday.com"&&location.pathname=="/zhaosheng/search.aspx")
	 {

	 top.location=link;

	}
	else
	{

	window.open(link);	

	}
}