over = function() 
{
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) 
               {
		sfEls[i].onmouseover=function() 
                               {
			this.className+=" over";
		}
		sfEls[i].onmouseout=function() 
                               {
			this.className=this.className.replace(new RegExp("over"), "");
		}
	}
}

if (window.attachEvent) window.attachEvent("onload", over);



function validateForm(form)
 {
 

  if(""==document.form.email.value)
 {
 alert("Please re-enter your email address.");
 return false;
 }

 
  var emailtest= "";
  emailtest= document.form.email.value
 
  if ((emailtest.indexOf('@') < 0) || ((emailtest.charAt(emailtest.length-4) != '.') && (emailtest.charAt(emailtest.length-3) != '.'))) 
  {alert("You have entered an invalid email address. You must enter a valid email address to send us the information on this form by email.");
  return false;
  }  
 
 
 
 }