ajxcheck.js

简单的系统评分源代码

// JScript 文件
//创建XmlHttpRequest对象 
  try {

         if (window.ActiveXObject) {

                   for (var i = 5; i; i--) {

                            try {

                                     if (i == 2) {

                                               var xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");

                                     } else {

                                               var xmlHttp = new ActiveXObject("Msxml2.XMLHTTP." + i + ".0");

                                               xmlHttp.setRequestHeader("Content-Type", "text/xml");

                                               xmlHttp.setRequestHeader("Charset", "gb2312");

                                     }

                                     break;

                            } catch (e) {

                                     xmlHttp = false;

                            }

                   }

         } else if (window.XMLHttpRequest) {

                   xmlHttp = new XMLHttpRequest();

                   if (xmlHttp.overrideMimeType) {

                            xmlHttp.overrideMimeType('text/xml');

                   }

         }

} catch (e) {

         xmlHttp = false;

}

//创建CheckID
function CheckID(ID)
{
     createXmlHttpRequest();
     var url = "CheckUsers.aspx?ID="+ID+"&NameOrId=ID";
     xmlHttp.Open("post",url,true);
     xmlHttp.onreadystatechange = CheckIDResult;
     xmlHttp.send(null);
}
//创建CheckName
function CheckName(Name)
{
     createXmlHttpRequest();
     var url = "CheckUsers.aspx?Name="+Name+"&NameOrId=Name";
     xmlHttp.Open("post",url,true);
     xmlHttp.onreadystatechange = CheckNameResult;
     xmlHttp.send(null);
}
//创建用户检测的回调函数
function CheckIDResult()
{
     if(xmlHttp.readState == 4)
     {
        if(xmlHttp.status == 200)
        {
           if(xmlHttp.responseText == "True")
           {
              document.getElementById("id").style.background = "#FF0000";
              document.getElementById("idStr").style.display = "none";
              document.getElementById("submit").style.display = "none";
           }
           else
           {
              document.getElementById("id").style.background = "#818181";
              document.getElementById("idStr").style.display = "none";
              document.getElementById("submit").style.display = "none";
           }
        }
    }
}
function CheckNameResult()
{
     if(xmlHttp.readState == 4)
     {
        if(xmlHttp.status == 200)
        {
           if(xmlHttp.responseText == "True")
           {
              document.getElementById("Name").style.background = "blue";
              document.getElementById("idStr1").style.display = "none";
              document.getElementById("submit").style.display = "none";
              document.getElementById("pimg").style.display = "none";
           }
           else
           {
              document.getElementById("Name").style.background = "yellow";
              document.getElementById("idStr1").style.display = "none";
              document.getElementById("submit").style.display = "none";
              document.getElementById("pimg").style.display = "none";
           }
        }
    }
}