function unregisterPopupWindow(popup)
{
}
function closeVistaPopups()
{
var frameset = top.APPLICATION_FRAME;
if (frameset == null)
return;
var popups;
try {popups = frameset.vista_popups;} catch(e){}
if (popups == null)
return;
for (var i = 0; i < popups.length; i++)
{
var popup = popups[i];
if (popup == null)
continue;
if (!popup.closed)
popup.close();
}
frameset.vista_popups = null;
}