VTK-3255 - fix bug with IE triggering onbeforeunload on dialog clicks in CK
VTK-3255 - fix bug with IE triggering onbeforeunload on dialog clicks in CK

vtkio/vtk,vtkio/vtk,vtkio/vtk,vtkio/vtk,vtkio/vtk,vtkio/vtk,vtkio/vtk,vtkio/vtk