Warning: A non-numeric value encountered in _webform_render_number() (regel 317 van /var/www/vhosts/mazout-verheyden.be/httpdocs/sites/all/modules/webform/components/number.inc).
Warning: A non-numeric value encountered in _webform_render_number() (regel 317 van /var/www/vhosts/mazout-verheyden.be/httpdocs/sites/all/modules/webform/components/number.inc).