Line 85 reads:

Code:
<a href="<?php echo $product['linkProductsName']; ?>"><div id="cartImage" class="back"><?php echo $product['productsImage']; ?></div><div id="cartProdTitle"><?php echo $product['productsName'] . '<span class="alert bold">' . $product['flagStockCheck'] . '</span>'; ?></div></a>
It's invalid HTML to wrap a DIV in an A tag.

It should probably be:

Code:
<div id="cartImage" class="back"><a href="<?php echo $product['linkProductsName']; ?>"><?php echo $product['productsImage']; ?></a></div><div id="cartProdTitle"><a href="<?php echo $product['linkProductsName']; ?>"><?php echo $product['productsName'] . '<span class="alert bold">' . $product['flagStockCheck'] . '</span>'; ?></a></div>