<group class="oe_subtotal_footer oe_right">
<field name="cash_register_balance_start" readonly="1" string="Opening Balance" class="oe_subtotal_footer_separator"/>
<field name="cash_register_total_entry_encoding" attrs="{'invisible' : [('state', '=', 'opening_control')]}" string="+ Transactions"/>
<group class="oe_subtotal_footer oe_right">
<field name="cash_register_balance_start" readonly="1" string="Opening Balance" class="oe_subtotal_footer_separator"/>
<field name="cash_register_total_entry_encoding" attrs="{'invisible' : [('state', '=', 'opening_control')]}" string="+ Transactions"/>