Navigasi next prev di bawah posting blogger

<b:if cond='data:blog.pageType == &quot;item&quot;'>
<div class='post-navigation'>
<b:if cond='data:newerPageUrl'>
<a class='newer-link' expr:href='data:newerPageUrl' expr:id='data:widget.instanceId + &quot;_blog-pager-newer-link&quot;' rel='next'/>
</b:if>
<b:if cond='data:olderPageUrl'>
<a class='older-link' expr:href='data:olderPageUrl' expr:id='data:widget.instanceId + &quot;_blog-pager-older-link&quot;' rel='previous'/>
</b:if>
</div>
</b:if>

<b:if cond='data:blog.pageType == &quot;item&quot;'>
<script type='text/javascript'>
//<![CDATA[
undefinedfunctionundefined$){
var newerLink = $undefined'a.newer-link');
var olderLink = $undefined'a.older-link');
$.getundefinednewerLink.attrundefined'href'), function undefineddata) {
newerLink.htmlundefined'<strong>Next</strong> <span>'+$undefineddata).findundefined'.post h3.post-title').textundefined)+'</span>');
},"html");
$.getundefinedolderLink.attrundefined'href'), function undefineddata2) {
olderLink.htmlundefined'<strong>Previous</strong> <span>'+$undefineddata2).findundefined'.post h3.post-title').textundefined)+'</span>');
},"html");
})undefinedjQuery);
//]]>
</script>
</b:if>