[FIX] don't blow up when there are no records in the theeview
[FIX] don't blow up when there are no records in the theeview

akretion/openerp-web,havt/openerp-web,havt/openerp-web,havt/openerp-web,havt/openerp-web,havt/openerp-web,akretion/openerp-web,akretion/openerp-web