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Use click event to change the TextArea controls background color

<?xml version="1.0"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"     height="420">     <mx:RichTextEditor id="rte1" backgroundColor="#ccffcc"         title="Rich Text Editor"         creationComplete="rte1.textArea.setStyle('backgroundColor','0xeeffee')"         text="Simple sample text" />              <mx:Button label="Change appearance"         click="rte1.textArea.setStyle('backgroundColor','0xffffff');rte1.colorPicker.selectedIndex=27;" />     <mx:Button label="Reset Appearance" click="rte1.textArea.setStyle('backgroundColor','0xeeffee');rte1.colorPicker.selectedIndex=0;" /> </mx:Application>