function searchNews()
{
    var NewsKeyword=document.getElementById("Newkeyword").value;
    if(NewsKeyword=="请输入关键词")
    {
        NewsKeyword="";
    }
    var NewsType=document.getElementById("NewsType").value;
     tourl("/Info/InfoList.aspx?NewsType="+NewsType+"&Keyword="+NewsKeyword);
}
function tourl(tourl)
{
    window.location.href=tourl;
}