Question : Quic Find/ Replace does not work in Microsoft Visual Studio 2008

I have  Microsoft Visual Studio 2008  .and Microsoft Windows XP [Version 5.1.2600] (32bits)
Right now  Find and Replace  menu is not working in   Microsoft Visual Studio 2008  
It includes:
Quck Find (Ctrl+F)
Quck  Replace (Ctrl+H)
Find in Files (Ctrl+Shift + F)
Replace in Files ( (Ctrl+Shift + H)
Find a  Symbo( Alt+F12)
So the whole menu is not working
It' very strange , because yesterday it was working
Can you help me to make   Find and Replace  menu  working again in  Microsoft Visual Studio 2008   ?
In othr microsoft apllication it's working
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Answer : Quic Find/ Replace does not work in Microsoft Visual Studio 2008

I solved it . Somehow I ruined layout .
So I preesed
1 Window ( Top tool bar menu)
2) reset Windows LayOut
and got Find /replace Dialog