No page.xml add
<action method="addJs"><script>mana/core.js</script></action>
<action method="addCss"><stylesheet>css/mana_core.css</stylesheet></action>
<action method="addCss"><stylesheet>css/mana_filters.css</stylesheet></action>
<action method="addCss"><stylesheet>css/mana_ajax.css</stylesheet></action>
<action method="addJs"><script>jquery/history.adapter.jquery.js</script></action>
<action method="addJs"><script>jquery/history.js</script></action>
<action method="addCss"><stylesheet>css/mana_ajax.css</stylesheet></action>
<action method="addItem"><type>skin_js</type><name>js/mana_ajax.js</name><params/></action>
<action method="addItem"><type>skin_js</type><name>js/manapro_filterajax.js</name><params/></action>
<action method="addCss"><stylesheet>css/manapro_filtercheckboxes.css</stylesheet></action>
<action method="addCss"><stylesheet>css/manapro_filterdropdown.css</stylesheet></action>
<action method="addCss"><stylesheet>css/manapro_filterradios.css</stylesheet></action>
<action method="addCss"><stylesheet>css/manapro_filtershowmore.css</stylesheet></action>
<action method="addItem"><type>skin_js</type><name>js/manapro_filtershowmore.js</name><params/></action>
<action method="addCss"><stylesheet>css/manapro_filterslider.css</stylesheet></action>
<action method="addItem"><type>skin_js</type><name>js/price_slider.js</name><params/></action>
<action method="addItem"><type>skin_js</type><name>js/manapro_filterslider.js</name><params/></action>
<action method="addCss"><stylesheet>css/manapro_filtersuperslider.css</stylesheet></action>
<action method="addItem"><type>skin_js</type><name>js/manapro_filtersuperslider.js</name><params/></action>
<action method="addCss"><stylesheet>css/manapro_filtercolors.css</stylesheet></action>
<action method="addItem"><type>skin_js</type><name>js/manapro_filtercolors.js</name><params/></action>
No Catalog add no reference left
<block type="mana_filters/layer" name="home_layer" as="home_layer" before="-">
<action method="setCategoryId"><category_id>3</category_id></action>
</block>
<block type="mana_filters/view" name="mana.catalog.leftnav" before="-" template="catalog/layer/view.phtml"/>