eiru_payslip_utility/views/eiru_payslip_utility.xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
	<data>
		<record id="view_eiru_payslip_utility" model="ir.ui.view">
			<field name="name">view.eiru.payslip.utility</field>
			<field name="model">hr.payslip</field>
			<field name="inherit_id" ref="hr_payroll.view_hr_payslip_form"/>
			<field name="arch" type="xml">
				<xpath expr="//div[@class='oe_title']"  position="before">
					<div class="oe_right oe_button_box eiru-payslip-utility" attrs="{'invisible': [('state','!=','done')]}"></div>
				</xpath>
			</field>
		</record>
	</data>
</openerp>