// Create a Tab and add an additional tab to the Main Tab.
int $windowId;
int $mainTab;
 
// First create a User Window to place the Control on
$windowId = `createWindow "MyWindow"`;
//create a main tab controller then add a second tab the main tab
$mainTab = `createTab $windowId "Main" `;
int $secondTab = `addTab $mainTab "Second"`;
 
//delete the tabs
deleteAllTabItems $mainTab;