function valid(){
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;	  
	if (document.getElementById('firstname').value==""){
		alert('firstname is required');return false;}
	if (document.getElementById('lastname').value==""){
		alert('lastname is required');return false;}
	if (document.getElementById('adres').value==""){
		alert('address is required');return false;}
	if ((document.getElementById('email').value=="")|| (reg.test(document.getElementById('email').value) == false)){
		alert('email is required');	return false;}
	if (document.getElementById('Inquiry').value==""){
		alert('Inquiry is required');return false;}
	if (document.getElementById('captcha').value==""){
		alert('captcha is required');return false;}
	else return true;	
}

function msel(object) {
  if (object.className == 'menu') object.className = 'menu-select';
}
function mout(object) {
  if (object.className == 'menu-select') object.className = 'menu';
}