Custom show_block_img.php conflict with chzn selec

<?php
/**
* @package	HikaShop for Joomla!
* @version	2.2.3
* @author	hikashop.com
* @copyright	(C) 2010-2013 HIKARI SOFTWARE. All rights reserved.
* @license	GNU/GPLv3 http://www.gnu.org/licenses/gpl-3.0.html
*/
defined('_JEXEC') or die('Restricted access');

$variant_name = '';
$variant_main = '_main';
$display_mode = '';
if(!empty($this->variant_name)) {
$variant_name = $this->variant_name;
if(substr($variant_name, 0, 1) != '_')
$variant_name = '_' . $variant_name;
$variant_main = $variant_name;
$display_mode = 'display:none;';
} 
?>

<div id="hikashop_product_image<?php echo $variant_main;?>" class="hikashop_global_image_div" style="<?php echo $display_mode;?>">
    <div class="row-fluid">
        <div id="hikashop_small_image_div<?php echo $variant_name;?>" class="hikashop_small_image_div span8">
            <?php
            if (!empty($this->element->images) && count($this->element->images) > 1):
                $firstThumb = true;
                foreach ($this->element->images as $image) {
                    if($this->image->override) {
                        echo $this->image->display($image->file_path, 'hikashop_main_image'.$variant_name, $image->file_name, 'class="hikashop_child_image"','', $width,  $height);
                    } else {
                        if(empty($this->popup))
                        $this->popup = hikashop_get('helper.popup');
                        $img = $this->image->getThumbnail(@$image->file_path, array('width' => $width, 'height' => $height), $image_options);
                        if($img->success) {
                            $id = null;
                            if($firstThunb) {
                                $id = 'hikashop_first_thumbnail';
                                $firstThunb = false;
                            }
                            $attr = 'onclick="return window.localPage.changeImage(this, \'hikashop_main_image'.$variant_name.'\', \''.$img->url.'\', '.$img->width.', '.$img->height.', \''.@$image->file_description.'\', \''.@$image->file_name.'\');"';
                            $html = '<img class="hikashop_child_image" title="'.$this->escape(@$image->file_description).'" alt="'.$this->escape(@$image->file_name).'" src="'.$img->url.'"/>';
                            echo $this->popup->image($html, $img->origin_url, $id, $attr, array('gallery' => 'hikashop_main_image'.$variant_name));
                        }
                    }
                }
            endif;
            ?>
        </div>
        <div id="hikashop_main_image_div<?php echo $variant_name;?>" class="hikashop_main_image_div zoom span4 pull-right">
            <span>Grab Image To</span>
            <?php if(!empty ($this->element->images)){
                $image = reset($this->element->images);
            }
            $height = (int)$this->config->get('product_image_y');
            $width = (int)$this->config->get('product_image_x');
            if(empty($height)) $height = (int)$this->config->get('thumbnail_y');
            if(empty($width)) $width = (int)$this->config->get('thumbnail_x');
            $divWidth = $width;
            $divHeight = $height;
            $this->image->checkSize($divWidth,$divHeight,$image);
            if (true) {
                if(!empty ($this->element->images)){
                    echo '<img src="' . $this->image->uploadFolder_url . $image->file_path . '" alt="' . $image->file_name . '" id="hikashop_main_image"  />';
                }
            } else {
            $style = '';
            if (!empty ($this->element->images) && count($this->element->images) > 1) {
                if (!empty($height)) {
                    $style = ' style="height:' . ($height + 20) . 'px;"';
                }
            }
            $variant_name='';
            if(isset($this->variant_name)){
                $variant_name=$this->variant_name;
            } ?>
            <div class="hikashop_product_main_image_thumb zoom" id="hikashop_image_main_thumb_div<?php echo $variant_name;?>" >
                <div class="hikashop_product_main_image">
                    <div class="hikashop_product_main_image_subdiv">
                    <?php
                    if($this->image->override) {
                        echo $this->image->display(@$image->file_path,true,@$image->file_name,'id="hikashop_main_image'.$variant_name.'" ','id="hikashop_main_image_link"', $width,  $height);
                    } else {
                        if(empty($this->popup))
                        $this->popup = hikashop_get('helper.popup');
                        $image_options = array('default' => true);
                        $img = $this->image->getThumbnail(@$image->file_path, array('width' => $width, 'height' => $height), $image_options);
                        if($img->success) {
                            $attr = '';
                            
                            $html = '<span><img id="hikashop_main_image'.$variant_name.'"  title="'.$this->escape(@$image->file_description).'" alt="'.$this->escape(@$image->file_name).'" src="'.$img->url.'"/></span>';
                            if(!empty($this->element->badges))
                            $html .= $this->classbadge->placeBadges($this->image, $this->element->badges, '0', '0',false);
                            echo $this->popup->image($html, $img->origin_url, null, $attr);
                        }
                    } ?>
                    </div>
                </div>
            </div>
        <?php
        } ?>
        </div>
    </div>
</div>
<script>
    jQuery('.hikashop_child_image').click(function(){
        jQuery('.hikashop_main_image_div').trigger('zoom.destroy');
    });
    jQuery('.hikashop_main_image_div').hover(function(){
        jQuery(this).zoom({ 
            on:'grab', 
            magnify: 1.5,
            duration: 0,
        });
    });
    jQuery('.hikashop_main_image_div').mousedown(function(){
        jQuery('#hikashop_main_image').css('opacity', '0');
    });
    jQuery('.hikashop_main_image_div').mouseup(function(){
        jQuery('#hikashop_main_image').css('opacity', '100')
    });
    jQuery('.hikashop_main_image_div').mouseout(function(){
        jQuery('#hikashop_main_image').css('opacity', '100');
    });
</script>

<script type="text/javascript">
if(!window.localPage)
window.localPage = {};
if(!window.localPage.images)
window.localPage.images = {};
window.localPage.changeImage = function(el, id, url, width, height, title, alt) {
var d = document, target = d.getElementById(id);
if(!target) return false;
target.src = url;
target.width = width;
target.height = height;
target.title = title;
target.alt = alt;
window.localPage.images[id] = el;
return false;
};
window.localPage.openImage = function(id) {
if(!window.localPage.images[id])
window.localPage.images[id] = document.getElementById('hikashop_first_thumbnail');
window.localPage.images[id].click();
return false;
};
</script>