function MM_openBrWindow(theURL,winName,features){ //v2.0  
		window.open(theURL,winName,features);
	}

	function submitForm() {
  		document.forms[0].submit();
	}
	
	function showUserJoin(controlId){
	 	 	centerPos(controlId);
	}
	function submitPremiumServicesForm(){
		document.forms[1].submit();
	}
	function paymentSelected(){
		document.paymentform.submit();
	}
	function amountChanged(period,amt,url,subID,sel){
		if(sel=='true'){
			document.f1.radio1.checked = true;
		}
		document.paymentform.amount.value=amt;
		document.paymentform.notify_url.value=url+'/ipn-receiver.do?subscriberID='+subID+'&years='+period;
	}
	function cancelSelected(){
		document.cancelForm.submit();
	}