eiru_sale_commission_cemobo/views/account_invoice_view.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
    <data>

        <record id="view_account_invoice_commission" model="ir.ui.view">
            <field name="name">view.account.invoice.commission</field>
            <field name="model">account.invoice</field>
            <field name="inherit_id" ref="account.invoice_form" />
            <field name="priority" eval="18"/>
            <field name="arch" type="xml">
                <field name="move_id" position="after">
                    <field name="commission_id"/>
                </field>
            </field>
        </record>

    </data>
</openerp>