odoo/addons/account_invoice_layout/account_invoice_layout_view.xml

<?xml version="1.0"?>

<openerp>
    <data>

        <record model="ir.ui.view" id="view_invoice_line_form_inherit_1">
            <field name="name">account.invoice.line.form.inherit_1</field>
            <field name="model">account.invoice.line</field>
            <field name="inherit_id" ref="account.view_invoice_line_form"/>
            <field name="type">form</field>
            <field name="arch" type="xml">
                <field name="name" position="before">
                    <field name="state" on_change="onchange_invoice_line_view(state)" />
                    <field name="sequence"/>
                </field>
            </field>
        </record>

        <record model="ir.ui.view" id="view_invoice_line_tree_inherit_1">
            <field name="name">account.invoice.line.tree.inherit_1</field>
            <field name="model">account.invoice.line</field>
            <field name="inherit_id" ref="account.view_invoice_line_tree"/>
            <field name="type">tree</field>
            <field name="arch" type="xml">
                <xpath expr="/tree/field[@name='name']" position="before">
                    <field name="state" invisible="1"/>
                    <field name="sequence" string="Seq."/>
                </xpath>
            </field>
        </record>

        <record model="ir.ui.view" id="view_invoice_line_tree_inherit_2">
            <field name="name">account.invoice.line.tree.inherit_2</field>
            <field name="model">account.invoice.line</field>
            <field name="inherit_id" ref="view_invoice_line_tree_inherit_1"/>
            <field name="type">tree</field>
            <field name="arch" type="xml">
                <xpath expr="/tree/field[@name='account_id']" position="replace">
                    <field name="functional_field"/>
                </xpath>
            </field>
        </record>

        <record model="ir.ui.view" id="account_invoice_form_inherit_1">
            <field name="name">account.invoice.form.inherit_1</field>
            <field name="model">account.invoice</field>
            <field name="inherit_id" ref="account.invoice_form"/>
            <field name="type">form</field>
            <field name="arch" type="xml">
                <xpath expr="//field[@name='invoice_line']" position="replace">
                    <!-- keep the original fields, because other views position on that, too -->
                    <field name="invoice_line" invisible="True"/>
                    <field name="abstract_line_ids" colspan="4" nolabel="1"/>
                </xpath>
            </field>
        </record>

        <record model="ir.ui.view" id="account_invoice_supplier_form_layout">
          <field name="name">account.invoice.supplier.form.layout</field>
          <field name="model">account.invoice</field>
          <field name="inherit_id" ref="account.invoice_supplier_form"/>
          <field name="type">form</field>
          <field name="arch" type="xml">
            <xpath expr="//field[@name='invoice_line']/tree/*[1]" position="before">
              <field name="state" invisible="1"/>
            </xpath>
          </field>
        </record>

<!-- notification message views -->
    <record model="ir.ui.view" id="view_notify_message_search">
        <field name="name">notify.message.search</field>
        <field name="model">notify.message</field>
        <field name="type">search</field>
        <field name="arch" type="xml">
            <search string="Messages">
                <field name="name"/>
                <field name="msg"/>
            </search>
        </field>
    </record>
    <record model="ir.ui.view" id="view_notify_message_tree">
        <field name="name">notify.message.tree</field>
        <field name="model">notify.message</field>
        <field name="type">tree</field>
        <field name="arch" type="xml">
            <tree string="Messages">
                <field name="name"/>
                <field name="msg"/>
            </tree>
        </field>
    </record>
    <record model="ir.ui.view" id="view_notify_message_form">
        <field name="name">notify.message.form</field>
        <field name="model">notify.message</field>
        <field name="type">form</field>
        <field name="arch" type="xml">
            <form string="Messages" version="7.0">
                <group string="Write a notification or a wishful message.">
                    <field name="name"/>
                </group>
                <group string="Special Message">
                    <field name="msg"/>
                </group>
            </form>
        </field>
    </record>
    <record model="ir.actions.act_window" id="notify_mesage_tree_form">
        <field name="name">Write Messages</field>
        <field name="res_model">notify.message</field>
        <field name="view_type">form</field>
        <field name="view_mode">tree,form</field>
        <field name="search_view_id" ref="view_notify_message_search"/>
    </record>

    <menuitem name="Notification Message" id="menu_finan_config_notify_message" parent="account.menu_finance_configuration" sequence="45"/>
    <menuitem name="All Notification Messages" id="menu_notify_mesage_tree_form" action="notify_mesage_tree_form" parent="menu_finan_config_notify_message"/>

    </data>
</openerp>