sale_view.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
	<data>
	  	<record model="ir.ui.view" id="sale_order_form_ups">
			<field name="name">sale.order.view_form.ups</field>
			<field name="model">sale.order</field>
			<field name="inherit_id" ref="sale.view_order_form"/>
			<field name="priority" eval="30" />
			<field name="arch" type="xml">
				<xpath expr="//page[@string='Other Information']" position="inside">
					<newline/>
					<group colspan="4" col="4" attrs="{'invisible':[('ship_company_code','!=','ups')]}" >
						<separator colspan="2" string="UPS"/>
						<newline/>
						<field name="ups_shipper_id" on_change="onchange_service(ups_shipper_id)"/>
						<field name="ups_service_id" />
						<field name="ups_pickup_type"/>
						<field name="ups_packaging_type" widget="selection"/>
					</group>
				</xpath>
			</field>
		</record> 
	</data>
</openerp>