Changes in show_default.php don´t saves

<!-- ### Dropdownmeny pris START### -->
<span id="hikashop_product_price_main" class="hikashop_product_price_main">
		<span class="hikashop_product_price_full">
<span class="hikashop_product_price hikashop_product_price_0">715,00 SEK</span>  per enhet</span>	</span><br />
<!-- ### Dropdownmeny pris SLUT ### -->	

<br />
	<span id="hikashop_product_price_with_options_main" class="hikashop_product_price_with_options_main">
</span>
Antal: 
<div id="hikashop_product_quantity_main" class="hikashop_product_quantity_main">
						<h5>Antal:</h5>

<!-- ### Dropdownmeny varianter START ##################################### -->
	<?php
	$this->setLayout('show_block_charasteristic');
	echo $this->loadTemplate();
	?>
	<!-- ### Dropdownmeny varianter SLUT ### -->

		

	<br />
	<?php
	$form = '';
	if (!$this->config->get('ajax_add_to_cart', 1)) {
		$form = ',\'hikashop_product_form\'';
	}
	if (hikashop_level(1) && !empty ($this->element->options)) {
	?>
		<div id="hikashop_product_options" class="hikashop_product_options">
			<?php
			$this->setLayout('option');
			echo $this->loadTemplate();
			?>
		</div>
		<br />
		<?php
		$form = ',\'hikashop_product_form\'';
		if ($this->config->get('redirect_url_after_add_cart', 'stay_if_cart') == 'ask_user') {
		?>
			<input type="hidden" name="popup" value="1"/>
		<?php
		}
	}
	if (!$this->params->get('catalogue') && ($this->config->get('display_add_to_cart_for_free_products') || !empty ($this->element->prices))) {
		if (!empty ($this->itemFields)) {
			$form = ',\'hikashop_product_form\'';
			if ($this->config->get('redirect_url_after_add_cart', 'stay_if_cart') == 'ask_user') {
			?>
				<input type="hidden" name="popup" value="1"/>
			<?php
			}
			$this->setLayout('show_block_custom_item');
			echo $this->loadTemplate();
		}
	}
	$this->formName = $form;
	?>
	<span id="hikashop_product_price_with_options_main" class="hikashop_product_price_with_options_main">
	</span> 
	<div id="hikashop_product_quantity_main" class="hikashop_product_quantity_main">
		<?php
		$this->row = & $this->element;
		$this->ajax = 'if(hikashopCheckChangeForm(\'item\',\'hikashop_product_form\')){ return hikashopModifyQuantity(\'' . $this->row->product_id . '\',field,1' . $form . '); } else { return false; }';
		$this->setLayout('quantity');
		echo $this->loadTemplate();
		?>
	</div>

	
	<!-- ### Dropdownmeny pris START### -->
	<span id="hikashop_product_price_main" class="hikashop_product_price_main">
		<?php
		if ($this->params->get('show_price')) {
			$this->row = & $this->element;
			$this->setLayout('listing_price');
			echo $this->loadTemplate();
		}
		$this->setLayout('show_block_dimensions');
		echo $this->loadTemplate();
		?>
	</span><br />
	<!-- ### Dropdownmeny pris SLUT ### -->