// JavaScript Document
function getXMLRequestOnceEmail( ){
var OnceEmailXmlHttp=false;
    try{
        if( window.ActiveXObject ){
            for( var i = 5; i; i-- ){
                try{
                    if( i == 2 ){
OnceEmailXmlHttp = new ActiveXObject( "Microsoft.XMLHTTP" );    
                    }else{
OnceEmailXmlHttp = new ActiveXObject( "Msxml2.XMLHTTP." + i + ".0" );	
OnceEmailXmlHttp.setRequestHeader("Content-Type","text/xml");
OnceEmailXmlHttp.setRequestHeader("Content-Type","gb2312");
                 }
break;}
                catch(e){                        
                    OnceEmailXmlHttp = false;
                }
            }
        }else if( window.XMLHttpRequest ){
            OnceEmailXmlHttp = new XMLHttpRequest();
            if (OnceEmailXmlHttp.overrideMimeType) {
                OnceEmailXmlHttp.overrideMimeType('text/xml');
            }
        }
    }catch(e){
        OnceEmailXmlHttp = false;
    }
    return OnceEmailXmlHttp ;
}


function CheckOnecEmail()
{
 OnceEmailXmlHttp=getXMLRequestOnceEmail();
 
 var EmailAddress=document.getElementById("EmailAddress").value;
 
 OnceEmailXmlHttp.open("post","Check_OnceEmail.asp?EmailAddress="+EmailAddress,true);
 OnceEmailXmlHttp.onreadystatechange= OnecEmailStateChange;
 //loginXmlHttp.setRequestHeader("content","100");
 OnceEmailXmlHttp.send("content");
}


function OnecEmailStateChange()
{
  	if (OnceEmailXmlHttp.readyState == 4)
	{
    	document.getElementById("ShowEmail").innerHTML=OnceEmailXmlHttp.responseText;
	}
	else
	document.getElementById("ShowEmail").innerHTML="<div class='UserInputCheckTip'>正在验证中，请稍后...</div>";
}