// JavaScript Document
   var subEmail = function(or){
	      // $('emailForm').style.display = 'none';
	        Effect.BlindUp('emailForm' , {duration:.1});
	        Effect.Appear('afterSub');
	        //alert(or.responseText);
	       
     }
     
    var updateEmail = function(email){
	    alert(email);
    if($F('email')==''){alert('Please provide an email address'); return;}
    if(!checkemail($F('email'))){alert('Please provide a valid email address'); return;}
    var myAjax = new Ajax.Request(
			'ajax_functions.php?id=email', 
			{
				method: 'get', 
				parameters: 'id=email&email='+email, 
				onComplete: subEmail
			});
    }
    
 function checkemail(str){

 var filter=/^.+@.+\..{2,3}$/

 if (filter.test(str))
    result=true
 else {
    result=false
}
 return (result)
}