// JavaScript Document
	
function checkEmail(email)
{
	var reEmail = /^([A-Za-z0-9._])+@(\w)+(\.)(fr|com|com\.cn|net|cn|net\.cn|org|biz|info|gov|gov\.cn|edu|edu\.cn)/;
	if (!email.match(reEmail)&&email!="")
	{
		return false;
	}
	else return true;
}


function checkbeforesubmit(formname){
	var errorMsg = "";

	form = document.forms[formname];
	subject = form.elements["subject"];
	sender_email = form.elements["sender_email"];
	content = form.elements["content"];
	
	if(subject.value==''){
		errorMsg += Data_Message_Array["JS_FORM_CONTACT_SUBJECT_MISSING"] + "\n";
	}
	if(sender_email.value==''){
		errorMsg += Data_Message_Array["JS_FORM_CONTACT_EMAIL_MISSING"] + "\n";
	}else if(checkEmail(sender_email.value)==false){
		errorMsg += Data_Message_Array["JS_FORM_CONTACT_EMAIL_FORMAT"] + "\n";
	}
	if(content.value==''){
		errorMsg += Data_Message_Array["JS_FORM_CONTACT_CONTENT_MISSING"] + "\n";
	}

	if( errorMsg != "" ){
		alert( errorMsg );
		errorMsg = "";
		return false;
	}
	else{
		
		document.getElementById("SubmitButton").disabled = true;
		
		document.getElementById("div_ajax_sending").style.display = "inline";
//		document.getElementById("div_ajax_sent").style.display = "none";

		xajax_PostFormContact(xajax.getFormValues(formname)); 
		return false;
	}
}