Hikashop next product button

if($config->get('circle_around_for_shortcuts', 1)){
					if(empty($links->next) && !empty($links->previous)){
						$id_next = first($articles);
						$elt = $productClass->get($id_next);
						$productClass->addAlias($elt);
						$links->next = hikashop_completeLink('product&task=show&cid='.(int)$id_next.'&name='.$elt->alias.'&'.$pathway.$url_itemid);
						$links->next_product = $elt;
					}
					if(empty($links->previous) && !empty($links->next)){
						$id_previous = end($articles);
						$elt = $productClass->get($id_previous);
						$productClass->addAlias($elt);
						$links->previous = hikashop_completeLink('product&task=show&cid='.(int)$id_previous.'&name='.$elt->alias.'&'.$pathway.$url_itemid);
						$links->previous_product = $elt;
					}
				}

if(isset($articles[$n])) {
						$id_next = $articles[$n];
						$elt = $productClass->get($id_next);
						$productClass->addAlias($elt);
						$links->next = hikashop_completeLink('product&task=show&cid='.(int)$id_next.'&name='.$elt->alias.'&'.$pathway.$url_itemid);
						$links->next_product = $elt;
					}
					break;
				}

				foreach($articles as $k => $article){
					if($article != $element->product_id && $article != $element->product_parent_id)
						continue;

					$links->path = JURI::root() . 'media/com_hikashop/images/icons/';
					$pathway = '';
					if(isset($category_pathway))
						$pathway = $pathway_sef_name.'='.$category_pathway;

					if($k != 0) {
						$p = $k - 1;
						$id_previous = $articles[$p];
						$elt = $productClass->get($id_previous);
						$productClass->addAlias($elt);
						$links->previous = hikashop_completeLink('product&task=show&cid='.(int)$id_previous.'&name='.$elt->alias.'&'.$pathway.$url_itemid);
						$links->previous_product = $elt;
					}
					$n = $k;
					while(isset($articles[$n]) && ($articles[$n] == $element->product_id || $articles[$n] == $element->product_parent_id)) {
						$n++;
					}

					if(isset($articles[$n])) {
						$id_next = $articles[$n];
						$elt = $productClass->get($id_next);
						$productClass->addAlias($elt);
						$links->next = hikashop_completeLink('product&task=show&cid='.(int)$id_next.'&name='.$elt->alias.'&'.$pathway.$url_itemid);
						$links->next_product = $elt;
					}
					break;
				}
				if($config->get('circle_around_for_shortcuts', 1)){
					if(empty($links->next) && !empty($links->previous)){
						$id_next = reset($articles);
						$elt = $productClass->get($id_next);
						$productClass->addAlias($elt);
						$links->next = hikashop_completeLink('product&task=show&cid='.(int)$id_next.'&name='.$elt->alias.'&'.$pathway.$url_itemid);
						$links->next_product = $elt;
					}
					if(empty($links->previous) && !empty($links->next)){
						$id_previous = end($articles);
						$elt = $productClass->get($id_previous);
						$productClass->addAlias($elt);
						$links->previous = hikashop_completeLink('product&task=show&cid='.(int)$id_previous.'&name='.$elt->alias.'&'.$pathway.$url_itemid);
						$links->previous_product = $elt;
					}
				}