XML下的action方法！！

<action method="setDefaultListPerPage"><limit>10</limit></action>

<action method="setDefaultGridPerPage"><limit>8</limit></action>

<action method="addPagerLimit"><mode>list</mode><limit>10</limit></action>

<action method="setColumnCount"><count>4</count></action>

<action method="setToolbarBlockName"><name>product_list_toolbar</name></action>

<action method="removeItem"><type>skin_css</type><name>css/common_styles.css</name></action>

<action method="addItem"><type>skin_css</type><name>css/list_styles.css</name></action>

<action method="setTemplate"><template>page/2columns-left.phtml</template></action>

<action method="setDefaultListPerPage"><limit>10</limit></action>

##設定categordId方法：
<block type="catalog/product_list" name="category_list3" as="c3" template="catalog/product/list_new.phtml">
    <action method="setColumnCount"><size>2</size></action>
    <action method="setCategoryId"><cid>8</cid></action>
</block>
  
  設定顯示產品的總數和每行顯示的個數。
  <action method="setProductsCount"><count>8</count></action>
                <action method="setColumnCount"><columns>4</columns></action>

{{block  type="catalog/product_new" name="home.catalog.product.new"  alias="product_homepage" template="catalog/product/new.phtml"  _productsCount="9"}}