make sure you have correctly set the "$WAGLOBAL_Root_URL" variable in the WA_Globals.php file.
where you are storing the user registration files at:
C:\wamp\www\1stmodelagency\users_Registration_Simple.php
the $WAGLOBAL_Root_URLshould be:
$WAGLOBAL_Root_URL = "http://localhost/1stmodelagency/";