FIX avoid to have link to create bookmar on page to create bookmark

htdocs/bookmarks/bookmarks.lib.php

@@ -107,9 +107,11 @@ function printDropdownBookmarksList()
 			$searchForm .= dol_escape_htmltag($user->rights->bookmark->creer ? $langs->trans('EditBookmarks') : $langs->trans('ListOfBookmarks')).'...</option>';
 			// Url to go on create new bookmark page
 			if (!empty($user->rights->bookmark->creer)) {
-				$urltoadd = DOL_URL_ROOT.'/bookmarks/card.php?action=create&amp;url='.urlencode($url);
-				$searchForm .= '<option value="newbookmark" class="optionblue" rel="'.dol_escape_htmltag($urltoadd).'"';
-				$searchForm .= ' data-html="'.dol_escape_htmltag(img_picto('', 'bookmark').' '.$langs->trans('AddThisPageToBookmarks').'...').'">'.dol_escape_htmltag($langs->trans('AddThisPageToBookmarks').'...').'</option>';
+				if (!preg_match('/bookmarks\/card.php/', $_SERVER['PHP_SELF'])) {
+					$urltoadd = DOL_URL_ROOT.'/bookmarks/card.php?action=create&amp;url='.urlencode($url);
+					$searchForm .= '<option value="newbookmark" class="optionblue" rel="'.dol_escape_htmltag($urltoadd).'"';
+					$searchForm .= ' data-html="'.dol_escape_htmltag(img_picto('', 'bookmark').' '.$langs->trans('AddThisPageToBookmarks').'...').'">'.dol_escape_htmltag($langs->trans('AddThisPageToBookmarks').'...').'</option>';
+				}
 			}
 			$i = 0;
 			while ((empty($conf->global->BOOKMARKS_SHOW_IN_MENU) || $i < $conf->global->BOOKMARKS_SHOW_IN_MENU) && $obj = $db->fetch_object($resql)) {