<a href="javascript: void(0)" class="prd_reviews"><?php echo JText::_('COM_VIRTUEMART_REVIEWS') ?></a>

<a href="javascript: void(0)" class="prd_reviews"><?php echo JText::_('COM_VIRTUEMART_REVIEWS') ?></a>
			<a href="javascript: void(0)" class="prd_button1"><?php echo "button1"; ?></a>
			<a href="javascript: void(0)" class="prd_button2"><?php echo "button2"; ?></a>

echo $this->loadTemplate('reviews');
			?>

echo $this->loadTemplate('reviews');
			?>
			<div class="product-button1">
				<!--content of tab buttuon1-->
				<?php
			    /** @todo Test if content plugins modify the product description */
			    echo nl2br($this->product->product_s_desc);
			    ?>

			</div>
			<div class="product-button2">
				<!--content of tab buttuon2-->
				<?php
			/* Product Description */
			if (!empty($this->product->product_desc)) {
			    ?>
		        <div class="product-description">
			<?php /** @todo Test if content plugins modify the product description */ ?>
		    	<span class="title"><?php echo JText::_('COM_VIRTUEMART_PRODUCT_DESC_TITLE') ?></span>
			<?php echo $this->product->product_desc; ?>
		        </div>
			<?php
		    } /* Product Description END */ 
?>
			</div>

if($(this).hasClass('prd_reviews')){
				$('.tab_desc .tab_desc_conten > div').removeClass('active');
				$('.tab_desc .tab_desc_conten > div.customer-reviews').addClass('active');
			};

if($(this).hasClass('prd_reviews')){
				$('.tab_desc .tab_desc_conten > div').removeClass('active');
				$('.tab_desc .tab_desc_conten > div.customer-reviews').addClass('active');
			};
			if($(this).hasClass('prd_button1')){
				$('.tab_desc .tab_desc_conten > div').removeClass('active');
				$('.tab_desc .tab_desc_conten > div.product-button1').addClass('active');
			};
			if($(this).hasClass('prd_button2')){
				$('.tab_desc .tab_desc_conten > div').removeClass('active');
				$('.tab_desc .tab_desc_conten > div.product-button2').addClass('active');
			};