hi,


i got a node like this:

<keywordDetails>
	<key><label>PRP</label></key>
	<key><label>PRPI</label></key>
	<key><label>vf</label></key>
	<key><label>vfvfv</label></key>
	<key><label>dfvdv</label></key>
	<key><label>svddvvd</label></key>
</keywordDetails>

and i need to tranform it to  output like :

<keywordDetails>
	<key1><label>PRP</label></key1>
	<key2><label>PRPI</label></key2>
	<key3><label>vf</label></key3>
	<key4><label>vfvfv</label></key4>
	<key5><label>dfvdv</label></key5>
	<key6><label>svddvvd</label></key6>
</keywordDetails>

anybody have an idea about how to do that

and thanks