1. Click Start, and then click Control Panel.
2. In Control Panel, double-click Display.
3. In the Display Properties dialog box, click the Appearance tab.
4. On the Appearance tab, click Effects.
5. In the Effects dialog box, click to clear the Use the following transition effect for menus and tooltips check box, and then click OK two times.
Thanks Fisher for this tips
I will save it since the SP2 final will be out
