How to difine rows and colulmns <fi:styling>?

[kishan]

Hi,

I have to print radio buttons in a 3 colum format. By using this code i am able to print in a single colulmn in vertically. I tried but dint find the solution can any one give me guidence, to specify columns for <fi-styling>.
Is there any attribute have to be specified for <fi-styling>

<xsl:when test="type = 'radio'">
	   <ft:widget id="{id}">
	        <fi:styling list-type="radio" list-orientation="veritcal" />
	   </ft:widget>
</xsl:when>