// Quote Form Scripted by Empire Elements
// www.empire-elements.co.uk

function validate(f) 
	{
	  if (f.name.value=="") {
        alert("Please add your name!");
        f.name.focus();
        return false;
        }    
	    charset=new RegExp("^[^.]+(\.[^.]+)*@([^.]+[.])+[a-z]{2,3}$");
      if (!charset.test(f.email.value))
         {
         window.alert("Please input valid email address!");
         f.email.focus();
         return false;
         }
	  	 var a = parseInt(f.phone.value,10);
       if (! a || a <= 0 ) {
        alert("Please input your telephone number!");
        f.phone.focus();
        return false;
         }
	  if (f.message.value=="") {
        alert("Please add your message!");
        f.message.focus();
        return false;
        }    

return true; 
}