Like I said - you can't use smarty syntax within php code and yet you are doing it (there is no "eq" in php)
Code:
{php}
require_once("simplepie.inc");
$feed = new SimplePie();
if($cat == "252")
$feed->set_feed_url("
http://www.promartsupplements.co.uk/blog/category/all-in-ones/?feed=rss2");
else
$feed->set_feed_url("
http://www.promartsupplements.co.uk/blog/?feed=rss2");
$feed->init();
// Limit the items to be shown
$i = 0;
foreach($feed->get_items() as $item) {
if($i <= 2) {
echo "<h3 style='font-size:14px;'><a style='color:#000; text-decoration:none; font-size:13px; font-family:Verdana,Arial,Helvetica,Sans-serif;' href='" . $item->get_permalink() . "'>" . $item->get_title() . "</a> </h3>";
echo "<p style='font-family:Verdana,Arial,Helvetica,Sans-serif; font-size:11px;'>" . substr($item->get_description(),0,180) . "...<a style='text-decoration:none; font-size:11px; font-family:Verdana,Arial,Helvetica,Sans-serif;' href='" . $item->get_permalink(). "'>[Read Article]</a></p>";
$i++;
}
}
{/php}