// JavaScript Document
function validate() {
   
   	if (document.getElementById("frm_contact_us").elements["guest_name"].value == "")
	{
		alert("You must type your name first");
		document.getElementById("frm_contact_us").elements["guest_name"].focus()
		return false;
	}
	
	
   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   var address = document.forms['frm_contact_us'].elements['guest_email'].value;
   if(reg.test(address) == false) {
	  document.getElementById("frm_contact_us").elements["guest_email"].focus()
      alert('Invalid Email Address');
      return false;
   }
   
   	if (document.getElementById("frm_contact_us").elements["guest_questions"].value == "")
	{
		alert("You must type your question first");
		document.getElementById("frm_contact_us").elements["guest_questions"].focus()
		return false;
	}
	
	document.getElementById("frm_contact_us").action="contact_us_email.asp";
}