eiru_payslip_utility/views/eiru_payslip_utility.xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
	<data>
		<!-- create - write - unlink  Faults-->
		<record id="view_payslip_utility_add" model="ir.ui.view">
			<field name="name">view.payslip.utility.add</field>
			<field name="model">hr.payslip</field>
			<field name="inherit_id" ref="hr_payroll.view_hr_payslip_form"/>
			<field name="arch" type="xml">
				<field name="worked_days_line_ids" position="before">
					<div class="payslip-utility-add-faults" attrs="{'invisible': [('state','!=','done')]}"></div>
				</field>
				<xpath expr="//separator[@string='Worked Days']"  position="replace">
					<separator string="Days not worked"/>
				</xpath>
			</field>
		</record>
	</data>
</openerp>