Make footer a little bit more pleasant if the height of content is not bigger...

Make footer a little bit more pleasant if the height of content is not bigger than the browser height.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@9845 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_web/SkinTemplateItem/portal_skins/erp5_web_default_theme/erp5_web_default_theme.css.xml

@@ -158,9 +158,10 @@ div.wrapper div.field.logo label {\n
 form#main_form div#wrapper_footer div.field {\n
   margin: 0;\n
   padding: .7em;\n
-  border: none;\n
   background: #ccc;\n
-  border-top: 2px solid #999;\n
+  border-color: #999;\n
+  border-width: 2px 0 1px;\n
+  border-style: solid;\n
 }\n
 \n
 div#wrapper_footer div.field label {\n