fixing keyboard navigation pb in the bookmark panel and exposing the description field by default

browser/components/bookmarks/content/bookmarksTree.xml

@@ -786,7 +786,7 @@ dump("ONSELECTION CHANGED\n")
                          sort="rdf:http://home.netscape.com/NC-rdf#ShortcutURL"/>
             <splitter class="tree-splitter"/>
             <treecol id="Description" label="&treecol.description.label;" 
-                         hidden="true" flex="1" class="sortDirectionIndicator" 
+                         flex="1" class="sortDirectionIndicator" 
                          persist="hidden width ordinal" 
                          sort="rdf:http://home.netscape.com/NC-rdf#Description"/>
             <splitter class="tree-splitter"/>
@@ -832,7 +832,7 @@ dump("ONSELECTION CHANGED\n")
                  onpopuphidden ="if (content) content.focus()"/>
       <tree anonid="bookmarks-tree" flex="1" class="plain" hidecolumnpicker="true"
                 datasources="rdf:bookmarks rdf:internetsearch rdf:files rdf:localsearch" ref="NC:BookmarksRoot" flags="dont-build-content"
-                onkeypress="if (event.keyCode == 13) this.parentNode.loadBookmarkBrowser(event); if (content) content.focus()"
+                onkeypress="if (event.keyCode == 13) {this.parentNode.loadBookmarkBrowser(event); if (content) content.focus()}"
                 ondraggesture="if (event.originalTarget.localName == 'treechildren') nsDragAndDrop.startDrag(event, this.parentNode.DNDObserver);"
                 onclick="this.parentNode.openItem(event, 1); if (content) content.focus()"
                 onselect="this.parentNode.treeBoxObject.view.selectionChanged();">