Support keyboard navigation on pad publish target dropdown

templates/pad.tmpl

@@ -24,7 +24,7 @@
 				{{if not .SingleUser}}<h1><a href="/me/c/" title="View blogs"><img class="ic-24dp" src="/img/ic_blogs_dark@2x.png" /></a></h1>{{end}}
 				<nav id="target" {{if .SingleUser}}style="margin-left:0"{{end}}><ul>
 						{{if .Editing}}<li>{{if .EditCollection}}<a href="{{.EditCollection.CanonicalURL}}">{{.EditCollection.Title}}</a>{{else}}<a>Draft</a>{{end}}</li>
-						{{else}}<li class="has-submenu"><a id="publish-to"><span id="target-name">Draft</span> <img class="ic-18dp" src="/img/ic_down_arrow_dark@2x.png" /></a>
+						{{else}}<li class="has-submenu"><a href="#" id="publish-to" onclick="return false"><span id="target-name">Draft</span> <img class="ic-18dp" src="/img/ic_down_arrow_dark@2x.png" /></a>
 						<ul>
 							<li class="menu-heading">Publish to...</li>
 							{{if .Blogs}}{{range $idx, $el := .Blogs}}