private void closePage(bool goBack)
 {
     if (pageMode == PageFunctions.Lookup)
     {
         ProjectFunctions.CancelTeamProjectSelection();
     }
     else if (goBack)
     {
         ProjectFunctions.ReturnToSourcePage(pageMode);
     }
     else
     {
         ProjectFunctions.ReturnToTilesPage();
     }
 }