var xmlHttp

function saveEmail(sEmail)
{
	//if (str.length==0)
	//{ 
	//	document.getElementById("genSchedule").innerHTML=""
	//	return
	//}
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
	{
		alert ("Browser does not support HTTP Request")
		return
	} 
	var url= "signup_ajax.aspx"
	url = url + "?Email=" + sEmail
	url = url + "&sid="+Math.random()

	//xmlHttp.onreadystatechange=stateChanged 
	xmlHttp.open("GET",url,true)
	xmlHttp.send(null)

} 


//function stateChanged() 
//{ 
//	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
//	{ 
//		document.getElementById("genConfirm").innerHTML=xmlHttp.responseText 
//	} 
//} 

function GetXmlHttpObject()
{ 
	var objXMLHttp=null
	
	if (window.XMLHttpRequest)
	{
		objXMLHttp=new XMLHttpRequest()
	}
	else if (window.ActiveXObject)
	{
		objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
	}
	
	return objXMLHttp
}