stay keyword when changing tab

templates/explore/repo_list.tmpl

@@ -39,13 +39,13 @@
 </style>
 
 <div class="ui secondary pointing tabular top attached borderless menu navbar">
-	<a class="{{if eq .SortType "hot"}}active{{end}} item" href="{{$.Link}}?sort=hot&q=&tab=">
+	<a class="{{if eq .SortType "hot"}}active{{end}} item" href="{{$.Link}}?sort=hot&q={{$.Keyword}}&tab={{$.TabName}}">
 		<svg class="svg octicon-repo" width="16" height="16" aria-hidden="true">
 			<use xlink:href="#octicon-repo" />
 		</svg> 
 		热门{{.i18n.Tr "explore.repos"}}
 	</a>
-	<a class="{{if eq .SortType "active"}}active{{end}} item" href="{{$.Link}}?sort=active&q=&tab=">
+	<a class="{{if eq .SortType "active"}}active{{end}} item" href="{{$.Link}}?sort=active&q={{$.Keyword}}&tab={{$.TabName}}">
 		<svg class="svg octicon-inbox" width="16" height="16" aria-hidden="true">
 			<use xlink:href="#octicon-inbox" />
 		</svg>