int $windowId;

int $controlId;

// Create a Tab controller and forms to associate with the tabs. 

int $mainTab;

int $mainForm;

int $secondForm;

int $thirdForm;

// First create a User Window to place the Control on

$windowId = `createWindow "MyWindow"`;

//create a main tab controller with a second and third tab

$mainTab = `createTab $windowId "Main" "Second" "Third" -sel 2`;

// Set the -selChange event handler for the setTabHandler. When

// the user switches tabs, this script will be

// executed. setTabHandler must reside in one of

// the scripts directories.

setTabHandler $mainTab -selChange " SetTabHandler";