[flexcoders] Problem with Scroll bar

[srikanth_reddy_007]

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml";
layout="absolute">
        <mx:Canvas x="54" y="54" width="223" height="294">
                <mx:Button x="39" y="366" label="Ok"/>
                <mx:Button x="112" y="366" label="Cancel"/>
                <mx:TextInput x="27" y="10"/>
                <mx:TextInput x="27" y="54"/>
                <mx:TextInput x="27" y="100"/>
                <mx:TextInput x="27" y="143"/>
                <mx:TextInput x="27" y="191"/>
                <mx:TextInput x="27" y="235"/>
                <mx:TextInput x="27" y="281"/>
                <mx:TextInput x="27" y="324"/>
        </mx:Canvas>
</mx:Application>

run the application and tab through the text inputs and it doesn't
move the scroll bar to the end. keyboard navigation through the text
inputs doesn't move the scroll bar.