HTC Desire shows me Google Search page instead of main menu

[AC Question]

When I want to go back to main menu, I cannot use a middle button below the screen (house icon) as there appears Google Search page instead. What I can do with that?

 

[B. Diddy]

Welcome to Android Central! How long are you pressing the Home button? Make sure you only tap briefly. If you press and hold, that initiates Google Now--swiping up after you see the Google logo appear brings up the Google Now screen.