fix js hide localsite error

vendor/built_in_modules/ask_new/app/views/panel/ask/back_end/ask_questions/edit.html.erb

@@ -1,6 +1,6 @@
 <script type="text/javascript">
 
-var local_host = "<%= request.host %>:<%= request.port %>";
+var local_host = "<%= request.host %>";
 
 function hide_current_host_name(localhost) {
   $('input[type=checkbox]').each(function() {