fix preselect item (post 31599)

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@20182 35612d4c-9d10-0410-837c-bf9dd1be60d7
fix frame for plugin

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@20183 35612d4c-9d10-0410-837c-bf9dd1be60d7
clean code

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@20188 35612d4c-9d10-0410-837c-bf9dd1be60d7