account-financial-reporting/account_financial_report_horizontal/wizard/account_report_balance_sheet_view.xml

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

        <record id="account_bs_report_view" model="ir.ui.view">
            <field name="name">Account Balance Sheet</field>
            <field name="model">account.bs.report</field>
            <field name="type">form</field>
            <field name="inherit_id" ref="account_common_report_view" />
            <field name="arch" type="xml">
            <data>
            <xpath expr="//field[@name='chart_account_id']" position="replace">
                <field name="chart_account_id" widget="selection" />
            </xpath>
            <xpath expr="/form/label[@string='']" position="replace">
                <separator string="Balance Sheet" colspan="4"/>
                <label nolabel="1" colspan="4" string="This report allows you to print or generate a pdf of your trial balance allowing you to quickly check the balance of each of your accounts in a single report"/>
            </xpath>
            <xpath expr="//field[@name='target_move']" position="after">
                <field name="display_account"/>
                <field name="display_type"/>
                <newline/>
            </xpath>
            </data>
            </field>
        </record>

        <record id="action_account_bs_report" model="ir.actions.act_window">
             <field name="name">Balance Sheet</field>
             <field name="res_model">account.bs.report</field>
             <field name="type">ir.actions.act_window</field>
             <field name="view_type">form</field>
             <field name="view_mode">form</field>
             <field name="view_id" ref="account_bs_report_view"/>
             <field name="target">new</field>
       </record>

       <menuitem icon="STOCK_PRINT"
            name="Balance Sheet"
            action="action_account_bs_report"
            groups="account.group_account_user,account.group_account_manager"
            id="menu_account_bs_report"
            parent="final_accounting_reports"/>

    </data>
</openerp>