Projects - Flex Builder - Hello World Application

button.mxml code:
<?xml version="1.0" encoding="utf-8"?>
<mx:Application
xmlns:mx="http://www.adobe.com/2006/mxml"
horizontalAlign="center" verticalAlign="middle"
width="300" height="160"
>
<mx:Panel
paddingTop="10" paddingBottom="10" paddingLeft="10" paddingRight="10"
title="Hello World Application"
>

<mx:Label
text="Hello World!"
fontWeight="bold" fontSize="24"/>

</mx:Panel>
</mx:Application>

html code:
<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
id="helloWorld" width="300" height="160">
<param name="movie" value="helloWorld.swf"/>
<param name="quality" value="high" />
<embed src="helloWorld.swf" quality="high" bgcolor="#869ca7"
width="300" height="160" name="helloWorld" align="middle"
type="application/x-shockwave-flash"
</embed>
</object>