function  checkemail(email)
	{
	if(email==null || email=="")
	{
	  return false;
	}
	else
	{
	Ext.Msg.alert("NOTES","Please make sure the email address you provided can receive emails properly. The email address will be your User Name and receive activating email.",function(){
	
	  Ext.Ajax.request({
        url:"ONline/CheckEmail.aspx",
        params:{ Email:email},
        success:function(response,options)
        {
         var resarry=Ext.util.JSON.decode(response.responseText);
          if(resarry==true)
          {
               Ext.Msg.alert("Warning","This email has  been registered yet",function(){
                 var lblcorr=document.getElementById("lblcorrect");
                 lblcorr.innerHTML="";
                 document.getElementById("EmailAddress").focus();
                 document.getElementById("EmailAddress").value="";

              }); 
          }
          else if(resarry==false)
          {
             var lblcorr=document.getElementById("lblcorrect");
            // lblcorr.innerHTML="congratulation, your email is successfull";
          }
        }
        });
       return false;
       });
     }
        
	}