$work_zip = smart_addslashes($_POST["work_zip"]);
 $work_address = smart_addslashes($_POST["work_address"]);
 $work_fax = smart_addslashes($_POST["work_fax"]);
 $homepage = smart_addslashes($_POST["homepage"]);
 $pass1 = smartstrip($_POST["pass1"]);
 $pass2 = smartstrip($_POST["pass2"]);
 $username = smart_addslashes($_POST['username']);
 $val->error_required = $error_required;
 $val->error_min_length = $error_min_length;
 $val->error_max_length = $error_max_length;
 $val->error_expression = $error_email;
 $val->name = "first_name";
 $val->input = $first_name;
 $val->max_length = 50;
 $val->required = true;
 $val->validate_input();
 $val->name = "last_name";
 $val->input = $last_name;
 $val->max_length = 50;
 $val->required = true;
 $val->validate_input();
 $val->name = "username";
 $val->input = $username;
 $val->min_length = 3;
 $val->max_length = 20;
 $val->required = true;
 $val->validate_input();
 $val->name = "pass1";
 $val->input = $pass1;
 $val->min_length = 3;
 $val->max_length = 20;