//Regexp for testing email addy validity
var re = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/

// Preload images

function CkFrm(){
    if (!re.test(document.frm1.email.value)){
      alert("There\'s a problem with the email address you entered. Please enter a vailid email address.")
      document.frm1.email.focus();
      return false; 
    }  
 }