/template/random/random.phtml CODE

<?php
$manufacturer = Mage::registry('current_product')->getMerchantName();

$productCollection = Mage::getModel('catalog/product')->getCollection()
                     ->addAttributeToSelect('*')
                     ->addAttributeToFilter('merchant_name',$manufacturer);
$productCollection->getSelect()->order('RAND()');
$productCollection->getSelect()->limit(5);

foreach ($productCollection as $_product) {
   echo $_product->getName();
}

<div class="products-list-grid columns<?php echo $_columnCount ?>">
<?php $i=0; foreach ($_productCollection as $_product): $i++; ?>
<div class="item<?php if(($i-1)%$_columnCount==0): ?> first<?php elseif($i%$_columnCount==0): ?> last<?php endif; ?>">
<?php if($_product->getRatingSummary()): ?>
<?php echo $this->getReviewsSummaryHtml($_product, 'short') ?>
<?php endif; ?>
<?php include('view/labels.phtml')  ?>
<?php $mainImg = $this->helper('catalog/image')->init($_product, 'small_image')->resize($imgSize); ?>
<?php if($hoverSwap): $backImg = $this->getLayout()->createBlock("ajax/listmedia")->setTemplate("catalog/product/list/media.phtml")->setData('size', $imgSize)->setData('product', $_product)->toHtml(); endif; ?>

<a href="<?php echo $_product->getProductUrl() ?>" title="<?php echo $this->stripTags($this->getImageLabel($_product, 'small_image'), null, true) ?>" class="product-image">
<?php if($backImg != 'null' && $backImg): ?><img src="<?php echo $backImg ?>" width="<?php echo $imgSize ?>" height="<?php echo $imgSize ?>" alt="<?php echo $this->stripTags($this->getImageLabel($_product, 'small_image'), null, true) ?>" /><?php endif; ?>
<img src="<?php echo $this->helper('catalog/image')->init($_product, 'small_image')->resize($imgSize) ?>" <?php if($backImg != 'null' && $backImg): ?>onmouseover="hideImage(this)" onmouseout="showImage(this)"<?php endif; ?> width="<?php echo $imgSize ?>" height="<?php echo $imgSize ?>" alt="<?php echo $this->stripTags($this->getImageLabel($_product, 'small_image'), null, true) ?>" />
</a>

<div id="productimgover<?php echo $_product->getId()?>" style="display: none;"><img src="<?php echo $this->helper('catalog/image')->init($_product, 'small_image')->resize(64); ?>" width="64" height="64" alt="<?php echo $this->stripTags($this->getImageLabel($_product, 'small_image'), null, true) ?>" /></div>

<div class="moreinfo">
<h2 class="product-name"><a href="<?php echo $_product->getProductUrl() ?>" title="<?php echo $this->stripTags($_product->getName(), null, true) ?>"><?php echo $_helper->productAttribute($_product, $_product->getName(), 'name') ?></a></h2>
<div id='productname<?php echo $_product->getId()?>' style='display:none'><?php echo $_helper->productAttribute($_product, $_product->getName(), 'name') ?></div>


<?php
$merchant_name = $_product->getAttributeText('merchant_name');
if ($merchant_name){?>
<div>by <?php echo $merchant_name;?> </div>
<?php }

else if ($_product->getIsEbayaffiliate()) { ?>
<div>by eBay</div>
<?php }

else { ?>
<div>by Home Done</div>
<?php } ?>


<?php echo $this->getPriceHtml($_product, true) ?>
<?php if($_product->isSaleable()): ?>
<?php if ( !($_product->getTypeInstance(true)->hasRequiredOptions($_product) || $_product->isGrouped()) ) { ?>
<p>
<?php if ($product = Mage::getModel('catalog/product')->load($_product->getId())); { ?>
<?php if ($merchant_name){ ?>
<a href="<?php echo $_product->getProductUrl() ?>" title="<?php echo $this->stripTags($_product->getName(), null, true) ?>">
<button type="button" title="View Product Detail" class="button btn-cart"><span><span>View Product Detail</span></span> </button>
</a>
<?php } else if ($product->getIsEbayaffiliate()) { ?>
<a href="<?php echo $product->getProductUrl() ?>" title="<?php echo $this->stripTags($_product->getName(), null, true) ?>">
<button type="button" title="View Product Detail" class="button btn-cart"><span><span>View Product Detail</span></span> </button>
</a>
<?php } else {  ?>

<button type="button" title="<?php echo $this->__('Add to Cart') ?>" class="button btn-cart" onclick="<?php if($enableAjax): ?>setLocationAjax<?php else: ?>setLocation<?php endif; ?>('<?php echo $this->getAddToCartUrl($_product) ?>','<?php echo $_product->getId()?>')"><span><span><?php echo $this->__('Add to Cart') ?></span></span></button>
<?php } ?>
<?php } ?>
</p>

<?php } else { ?>
<button type="button" title="<?php echo $this->__('Add to Cart') ?>" class="button btn-cart" onclick="<?php if($enableAjax): ?>showOptions('<?php echo $_product->getId()?>')<?php else: ?>setLocation('<?php echo $this->getAddToCartUrl($_product) ?>','<?php echo $_product->getId()?>')<?php endif;?>"><span><span><?php echo $this->__('Add to Cart') ?></span></span></button>
<a href='<?php echo $this->getUrl('ajax/index/options',array('product_id'=>$_product->getId()));?>' class='fancybox' id='fancybox<?php echo $_product->getId()?>' style="display: none;" ><?php echo $this->__('Add to Cart') ?></a>
<?php }  ?>
<?php else: ?>
<p class="availability out-of-stock"><span><?php echo $this->__('Out of stock') ?></span></p>
<?php endif; ?>
<div class="clear"></div>
<?php if(themeOptions('addto')): ?>
<ul class="add-to-links">
<?php if ($this->helper('wishlist')->isAllow()) : ?>
<li>+ <a href="<?php echo $this->helper('wishlist')->getAddUrl($_product) ?>" class="link-wishlist"><?php echo $this->__('Add to Wishlist') ?></a></li>
<?php endif; ?>
<?php if($_compareUrl=$this->getAddToCompareUrl($_product)): ?>
<li>+ <span class="separator">|</span> <a href="<?php echo $_compareUrl ?>" class="link-compare"><?php echo $this->__('Add to Compare') ?></a></li>
<?php endif; ?>
</ul>
<?php endif; ?>
<div class="clear"></div>
</div>
</div>
<?php endforeach ?>