191638141 发布留言 2008-4-22 16:35
新手ajax问题
// JScript 文件
var xmlHttp;
function creatHttp()
{
if(window.ActiveXObject)
{
xmlHttp=new ActiveXOject("Microsoft.XMLHTTP");
}
if(window.XMLHttpRequest)
{
xmlHttp=new XMLHttpRequest();
}
}
function checkName(name)
{
creatHttp();
var url="check.aspx?Name="+name;
xmlHttp.open("GET",url,true);
xmlHttp.onreadystatechange=backName;
xmlHttp.send(null);
}
function backName()
{
if(xmlHttp.readyState==4)
{
if(xmlHttp.status==200)
{
if(xmlHttp.responseText=="true")
{document.getElementById("img1").src=http://bbs.bc-cn.net/archiver/"image/1.jpg";}
else
{document.getElementById("img1").src=http://bbs.bc-cn.net/archiver/"image/2.jpg";}
}
}
}
//checkName.asp文件
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class check : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
string name = Request.QueryString["Name"].ToString();
if (name == "aaa")
{ Response.Write("true");
Response.End();
}
else
{ Response.Write("false");
Response.End();
}
}
}
//注册页面
无标题页 