// JScript 文件

function chkPost()
{
    var username=document.getElementById("UserName").value;
    var password=document.getElementById("UserPass").value;
    if(username.length<3||username.length>20)
    {
        alert("请输入3-20位的用户名");
        return false;
    }
    if(password.length<6||username.length>20)
    {
        alert("请输入6-20位的密码!")
        return false;
    }else{
        document.getElementById("div_hid").innerHTML="<img src='/images/loadding.gif'/><font color='red'>登陆中...</font>";
        ajaxChangePass();
        return false;
        }
}
function ajaxChangePass()
{
	$.ajax({
		type:       "post",
		dataType:   "json",
		data:       "UName="+$("#UserName").val()+"&UPass="+$("#UserPass").val(),
		url:        "/loginajax.aspx?oper=UserLogin&time="+(new Date().getTime())+"&UName="+$("#UserName").val()+"&UPass="+$("#UserPass").val(),
		error: function(){
		    document.getElementById("div_hid").innerHTML="<a href=\"/BBS/getpassword.aspx\">忘记了密码？</a>";
			alert("读取数据失败");
			loginerror();
			return false;
		},
		success:    function(d){
			switch (d.result)
			{
			case '0':
			    document.getElementById("div_hid").innerHTML="<a href=\"/BBS/getpassword.aspx\">忘记了密码？</a>";
				alert(d.returnval);
				loginerror();
				return false;
				break;
			case '1':
				document.getElementById("LoginTd").innerHTML=d.returnval;
				return false;
				break;
			}
		}
	});
}

function loginerror()
{
  $("#UserPass").val("");
}