[FIX] small qweb2 fixes
[FIX] small qweb2 fixes

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extra : convert_revision : xmo%40openerp.com-20110504094959-766pl49341oj2db3

vnc-biz/openerp-web,gisce/openerp-web,splbio/openerp-web,vnc-biz/openerp-web,MarkusTeufelberger/openerp-web,gisce/openerp-web,vnc-biz/openerp-web,gisce/openerp-web,splbio/openerp-web,MarkusTeufelberger/openerp-web,vnc-biz/openerp-web,MarkusTeufelberger/openerp-web,splbio/openerp-web