XSL N-up like Reports

Hi,

I need to develop N-up reports using XSL for XML data like this. This
includes paging.

Page 1 for provider "Z"
~~~~~~~~~~~~~~~~~~~~~~~

+---------+
|  1 |  4 |
|--------+
|  2 |  5 |
|---------+
|  3 |  6 |
+---------+

Page 2 (contd.) for provider "Z"
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

+---------+
|  7 | 10 |
|---------+
|  8 | 11 |
|---------+
|  9 |    |
+---------+

Page 2 for provider "Y"
~~~~~~~~~~~~~~~~~~~~~~~~
+-----+
|  12 |
|-----+
|  13 |
+-----+



XML Data
========

<billing>
	<roaming provider="Z">1</roaming>
	<roaming provider="Z">2</roaming>
	<roaming provider="Z">3</roaming>
	<roaming provider="Z">4</roaming>
	<roaming provider="Z">5</roaming>
	<roaming provider="Z">6</roaming>
	<roaming provider="Z">7</roaming>
	<roaming provider="Z">8</roaming>
	<roaming provider="Z">9</roaming>
	<roaming provider="Z">10</roaming>
	<roaming provider="Z">11</roaming>

	<roaming provider="Y">12</roaming>
	<roaming provider="Y">13</roaming>
</billing>


Please help me , how to proceed in this n-up report.

Thanks & Best Regards!

Rakesh Dwivedi
Lifetree (India)


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