Radiobutton-FormAPI

System

Hi,

Could any body give example how to fill below item using form api.

for example in my dcr if i check box called All (item name="All") it shd select (highlite) below radio button All option .

<item name ="Authorization" rowcontinue="t">
<radio>
<option label="All" value="1"/>
<option label="PART-1" value="2"/>
<option " label="PART-2" value="3"/>
</radio>
</item>

Thanx in advance