[FIX] boring bug that throws an exception in some cases when we use the middle-click
[FIX] boring bug that throws an exception in some cases when we use the middle-click

MarkusTeufelberger/openerp-web,splbio/openerp-web,MarkusTeufelberger/openerp-web,splbio/openerp-web,splbio/openerp-web,MarkusTeufelberger/openerp-web