<?php
<blocks>
<block1>170px</block1>
<block2>500px</block2>
<block3>240px</block3>
<block4>500px</block4>
<block5>970px</block5>
<block6>970px</block6>
<block7>970px</block7>
<block8>970px</block8>
<block9>970px</block9>
<block10>970px</block10>
<block11>970px</block11>
<block12>970px</block12>
</blocks>
?>