function validate_entry(myform) {
     if (!myform.cid.value) {
         alert ("You must enter your Customer ID Number");
     return false;
     }
     if (!myform.first_name.value) {
         alert ("You must enter your first name");
     return false;
     }
     if (!myform.last_name.value) {
         alert ("You must enter your last name");
     return false;
     }
     if (!myform.legalage.checked) {
         alert ("You must be 21 or older to play");
     return false;
     }
     if (!myform.email.value) {
         alert ("You must enter a valid email address");
     return false;
     }
return true;
}