<!--

function is_form_completed(form) {
	//name
	if ( form.name.value == "" ) {
		alert("Please enter a name");
		return false;
	}
	
	//e-mail
	if ( form.email.value == "" ) {
		alert("Please enter an email");
		return false;
	}
	
	//subject
	if ( form.subject.value == "" ) {
		alert("Please enter a subject");
		return false;
	}
	
	//message
	if ( form.message.value == "" ) {
		alert("Please enter a message");
		return false;
	}
	
	return true;
	
}
//-->