provide a default value when no preference is active (this is to fix unit test failure)

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@21457 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_odt_style/SkinTemplateItem/portal_skins/erp5_odt_style/form_view.xml

@@ -269,7 +269,7 @@ bWxQSwUGAAAAAAIAAgCeAAAAhwwAAAAA</string> </value>
                           <tal:block tal:define="global max_size python:9;"/>\n
                           <tal:block tal:condition="python: field_type == \'ImageField\'">\n
                             <text:p text:style-name=\'field-content\'\n
-                                    tal:define="preferred_width python: preference_tool.getPreference(\'preferred_%s_image_width\' % (field.get_value(\'image_display\')));\n
+                                    tal:define="preferred_width python: preference_tool.getPreference(\'preferred_%s_image_width\' % (field.get_value(\'image_display\')), 100);\n
                                     width python:(preferred_width  / 20.) &lt; max_size and (preferred_width / 20.) or max_size">\n
                               <tal:block>\n
                                 <office:include_img tal:attributes="width width;\n

bt5/erp5_odt_style/bt/revision

-50
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+51
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