var tempLogin;$(document).ready(function(){tempLogin=$("#divLogin").html();$.ajax({url:"/ajax/indexChkLogin.aspx",cache:false,beforeSend:function(){$("#divLogin").html("<div align='center'><img src='/images/sloading.gif'></div>");},success:function(html){if(html=="nologin")$("#divLogin").html(tempLogin);else $("#divLogin").html(html);}})}); 
function chkLogin(){var username=$("#txt_User").val();var pwd=$("#txt_Pwd").val();
if(username.length==0 || pwd.length==0)alert("用户名与密码不能为空！");
else{ username=escape(username);pwd=escape(pwd);$.ajax({url: "/ajax/indexChkLogin.aspx?username="+username+"&pwd="+pwd,cache:false, beforeSend:function(){$("#divLogin").html("<div align='center'><img src='/images/sloading.gif'></div>")},success: function(html){if(html=="nouser") { $("#divLogin").html(tempLogin); alert("用户名错误！"); } else if(html=="pwderror"){$("#divLogin").html(tempLogin);alert("密码错误！");}else{$("#divLogin").html(html);}}});}}
function logout(){$.ajax({url:"/ajax/Logout.aspx",cache:false,beforeSend:function(){$("#divLogin").html("<div align='center'><img src='/images/sloading.gif'></div>");},success:function(html){$("#divLogin").html(tempLogin);}})}
function Search()
{
    var key=$("#key").val();
    if(key.length==0)
    {
        alert("请输入关键字再搜索！");
    }
    else
    {
    window.open("Search.aspx?key="+escape(key));
    }
}