// JavaScript Document

function isValid() {
 var email=document.contact_form.Email.value;
 var name=document.contact_form.Name.value;

if (email.indexOf(' ')==-1 
      && 0<email.indexOf('@')
      && email.indexOf('@')+1 < email.length
	  && name.length>1
 ) return true;
 else alert ('Please fill in all required fields.')
 return false; }