local.xml

<?xml version="1.0" ?>
<layout>
    <default>
        <reference name="root">
            <action method="setTemplate">
              <template>page/1column.phtml</template>
            </action>
            <action method="setIsHandle">
                <applied>1</applied>
            </action>       
        </reference>

        <remove name="left.permanent.callout" />
        <remove name="left.newsletter" />
        <reference name="top"> 
            <remove name="top.search" /> 
        </reference>  
        <remove name="footer_links" />
     </default>

    <catalog_category_layered><!-- category pages 1/3 -->
    </catalog_category_layered>

    <catalog_category_layered_nochildren><!-- category pages 2/3 -->
        <reference name="root">
            <action method="setTemplate"><template>page/1column.phtml</template></action>
        </reference>
        <reference name="product_list">
            <action method="setColumnCount">
                <count>4</count>
            </action>
        </reference>

        <reference name="product_list_toolbar">
            <action method="setDefaultGridPerPage">
                <limit>12</limit>
            </action>
        </reference>
    </catalog_category_layered_nochildren>

    <catalog_category_default><!-- category pages 3/3 -->
        <reference name="root">
            <action method="setTemplate"><template>page/1column.phtml</template></action>
        </reference>
        <reference name="product_list">
            <action method="setColumnCount">
                <count>4</count>
            </action>
        </reference>
        <reference name="product_list_toolbar">
            <action method="setDefaultGridPerPage">
                <limit>12</limit>
            </action>
        </reference>
    </catalog_category_default>

    <catalog_product_view><!-- product view -->
        <reference name="root">
            <action method="setTemplate"><template>page/1column.phtml</template></action>
        </reference>

        <!-- <update handle="my_related_products" /> -->
    </catalog_product_view>

     <my_related_products>
        <reference name="root">
            <block type="catalog/product_list_related" name="catalog.product.related" template="catalog/product/list/related.phtml"/>
        </reference>
    </my_related_products>
 
    <contacts_index_index>
        <reference name="root">
            <action method="setTemplate"><template>page/1column.phtml</template></action>    
        </reference>
        <reference name="content">

            <block type="cms/block" name="contact-content" after="-">
                <action method="setBlockId"><block_id>contact-content</block_id></action>
            </block> 

        </reference>
    </contacts_index_index>

    <catalog_category_view>
        <reference name="root">
                <action method="setTemplate"><template>page/1column.phtml</template></action>    
        </reference>
    </catalog_category_view>
    <checkout_onepage_index>
        <reference name="root">
                <action method="setTemplate"><template>page/1column.phtml</template></action>    
        </reference>
    </checkout_onepage_index>

<checkout_cart_index> 
    <reference name="root">
            <action method="setTemplate"><template>page/1column.phtml</template></action>    
    </reference>

    <reference name="content"> 
        <remove name="checkout.cart.shipping"/> 
        <remove name="checkout.cart.crosssell" />
    </reference> 
</checkout_cart_index>
<checkout_onepage_success>
    <reference name="root">
            <action method="setTemplate"><template>page/1column.phtml</template></action>    
    </reference>
</checkout_onepage_success>

</layout>