<terms_and_condition translate="label">
                <label>Use terms and condition</label>
                <frontend_type>select</frontend_type>
                <source_model>adminhtml/system_config_source_yesno</source_model>
                <sort_order>10</sort_order>
                <show_in_default>1</show_in_default>
                <show_in_website>1</show_in_website>
               <show_in_store>1</show_in_store>
 </terms_and_condition >