how to create multi draggable?

[prasad_k]

<rich:panel style="border:0" styleClass="dropPanel">
<rich:dropSupport id="leftContainer1"
acceptedTypes="FC" dropValue="FormLeft"
dropListener="#{eventBean.processDrop}"
reRender="leftPannel">
</rich:dropSupport>



<!-- Added for redraggable -->

<rich:dragSupport dragIndicator=":rowDragIndicator"
 dragType="leftFm" dragValue="#{leftFm}">
 <rich:dndParam name="label" type="drag"/>
</rich:dragSupport>

<rich:dropSupport id="leftContainer2"
 acceptedTypes="[leftFm,rightFm]" dropValue="leftFm"
 dropListener="#{multiDnDEventBean.processDrop}" reRender="leftPannel">
</rich:dropSupport>

<h:panelGrid width="100%" id="leftPannel" columns="1"
binding="#{eventBean.leftFormPanel}">
</h:panelGrid>

<!-- End of redraggable -->

</rich:panel>

<rich:panel style="border:0" styleClass="dropPanel">
<rich:dropSupport id="rightContainer1"
 acceptedTypes="FC" dropValue="FormRight"
 dropListener="#{eventBean.processDrop}"
 reRender="rightPannel">
</rich:dropSupport>



<!-- Added for redraggable -->

<rich:dragSupport dragIndicator=":rowDragIndicator"
 dragType="rightFm" dragValue="#{rightFm}">
 <rich:dndParam name="label" type="drag" />
 </rich:dragSupport>

 <rich:dropSupport id="rightContainer2"
 acceptedTypes="[rightFm,leftFm]" dropValue="rightFm"
 dropListener="#{multiDnDEventBean.processDrop}" reRender="rightPannel">
</rich:dropSupport>

 <h:panelGrid width="100%" id="rightPannel" columns="1"
 binding="#{eventBean.rightFormPanel}">
</h:panelGrid>


<!-- End of redraggable -->

</rich:panel>

any one help me how to create multi draggable with richfaces , i am getting problem . I have drag and drop one time in form but faceing problem with move component form one column to another column.
please help me..........