In Delphi xe2 firemonkey-how do I change the color of a button after pressing it

Http://stackoverflow.com/questions/8053545/in-delphi-xe2-firemonkey-how-do-i-change-the-color-of-a-button-after-pressing

 

1. Select 'edit M style... 'in the right mouse button menu from a button.
2. Change the fill. color property from the trectangle items under the Background: trectangle
3. Apply and close stylebook
4. Clear button. stylelookup
5. Change the button. stylelookup in your buttonclick to the new create style, when you didn't change the name its button1style1

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It seems that the step of adding a layer layout is missing .(?)