function submitForm(){
	var strMsg = '';
	if(!isInput(document.pp_form.txtEmail.value)){strMsg += 'Please fill in your Email\n'};
	if(isInput(document.pp_form.txtEmail.value)){if(!isEmailToo(document.pp_form.txtEmail)){strMsg += 'Please fill in your correct Email\n'};}		
	if(!isInput(document.pp_form.txtPassword.value)){strMsg += 'Please fill in your Password\n'};
	if(isInput(document.pp_form.txtPassword.value)&&isInput(document.pp_form.txtPasswordRetype.value)){		
		if(document.pp_form.txtPassword.value != document.pp_form.txtPasswordRetype.value){
			strMsg += ('Your retyped password is not equal to your password');
		}
	}if(strMsg == ''){insertInvoice();}else{alert(strMsg);return false;}
}
function insertInvoice(){
	var strEmail = $F(document.pp_form.txtEmail);
	var strPassword = $F(document.pp_form.txtPassword);
	var strAmount = $F(document.pp_form.txtAmount);
	var strArticle = $F(document.pp_form.txtArticle);
//	var url = 'http://localhost/opera-club//paypal_form_2.asp';
	var url = 'http://www.opera-club.net/paypal_form_2.asp';
	var pars = 'txtEmail=' + strEmail + '&txtPassword=' + strPassword + '&txtAmount=' + strAmount + '&txtArticle=' + strArticle;
	new Ajax.Request(
		url,
		{	method:'get',
			parameters: pars, 
			onSuccess: successResponse,
			onFailure: failureResponse
		}
	); 	
}
function successResponse(XML_Http_Request){
	var xmldoc;
	var results = XML_Http_Request.responseText;//alert(results);
	if(Prototype.Browser.IE){
		xmldoc = XML_Http_Request.responseXML;
		if(xmldoc.parseError==0 || typeof xmldoc.parseError=='undefined'){
			var root = xmldoc.getElementsByTagName('bodyresponse')[0];
			var item = root.childNodes.item(0).text;
			if(item!=''){
				document._xclick.item_name.value = 'www.opera-club.net cd buy (Invoice number : '+item+')';
				document._xclick.invoice.value = item;
				document._xclick.submit();
			}else{
				alert('Something went wrong...') 
			}
		}else{
			alert('Error : ' + xmldoc.parseError)
		}
	}else{
		xmldoc = (new DOMParser()).parseFromString(results, "text/xml");
		if(xmldoc.parseError==0 || typeof xmldoc.parseError=='undefined'){
			var root = xmldoc.getElementsByTagName('bodyresponse')[0];
			var item = xmldoc.getElementsByTagName('invoicenumber')[0];
			if(item.textContent!=''){
				document._xclick.item_name.value = 'www.opera-club.net cd buy (Invoice number : '+item.textContent+')';
				document._xclick.invoice.value = item.textContent;
				document._xclick.submit();
			}else{
				alert('Something went wrong...') 
			}
		}else{
			alert('Error : ' + xmldoc.parseError)
		}
	}
}
function failureResponse(XML_Http_Request){
	//var results = XML_Http_Request.responseText;//alert(results);
	//var xmldoc = (new DOMParser()).parseFromString(results, "text/xml");
	alert('Something went wrong...\n') 
}