{assign var=logo value="@if( image.toString('url') !== '' && image.toString('url') !== 'url()') {@image.toString('url')}"}
{if isset($shop.logo)}{assign var=logo value=$shop.logo}{/if}
@if(href !== '') {
{assign var=logoLink value="@href"}
} else {
{assign var=logoLink value=$urls.base_url}
}
<a id="header_logo" class="@classNames" href="{$logoLink}"@if( (target !== '')) { target="@target"} title="@if (screenTip !== ''){@screenTip}else{ {$shop.name|escape:'htmlall':'UTF-8'} }">
    <img class="logo @imageStyle.classNames" src="{$logo}" alt="{$shop.name|escape:'htmlall':'UTF-8'}" />
</a>