Fix notice about undefined index 'visitorid' in client.php
Fix notice about undefined index 'visitorid' in client.php

Mibew/java,Mibew/java,Mibew/tray,Mibew/tray,Mibew/tray,Mibew/java,Mibew/tray,Mibew/tray,Mibew/java,Mibew/java,Mibew/java,Mibew/tray