// JScript 文件

var xmlHttp;
var result;

function CreateXMLHttpRequest() 
{
    if (window.ActiveXObject) {
        xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
    } 
    else if (window.XMLHttpRequest) 
    {
        xmlHttp = new XMLHttpRequest();
    }
}

function _CheckEmailRegister(CheckType) {
var RequestEmail = document.getElementById("txtBY_"+CheckType+"_Email").value;
var url = "../Include/Ajax_CheckEmailRegister.aspx?types="+CheckType+"&RequestEmail=" + RequestEmail ;
if(RequestEmail=="" || RequestEmail.length<5 || RequestEmail.charAt("0")==" " || RequestEmail.indexOf("@")==-1 || RequestEmail.indexOf(".")==-1)
{
	document.getElementById("msgEmail").innerHTML="<font color='red'><b><img src='../images/ico_3.gif'>&nbsp;电子信箱输入不合法</b></font>"
}
else
{
    CreateXMLHttpRequest();
    xmlHttp.onreadystatechange = Bai0_StateChange;
    xmlHttp = new ActiveXObject("MSXML2.XMLHTTP");
    xmlHttp.Open("POST",url,false);
    xmlHttp.send(null);
    result = xmlHttp.responseText;
    if(result=="0")
    {
        document.getElementById("txtBY_"+CheckType+"_Email").focus();
        alert("对不起，该邮箱系统中已存同名，请重新选择邮箱进行注册！");
        document.getElementById("msgEmail").innerHTML="<font color='red'><b><img src='../images/ico_3.gif'>&nbsp;电子信箱不可用</b></font>"
    }
    if(result=="1")
    {
        document.getElementById("msgEmail").innerHTML="<font color='green'><b>√&nbsp;电子信箱可以使用</b></font>"
    }
}
}

//状态检测
function Bai0_StateChange() 
{
    if(xmlHttp.readyState == 4) 
    {
        if(xmlHttp.status == 200) 
        {
            alert(xmlHttp.responseText);
        }
    }
}