fix doc version switch

doc/.static/version_switch.js

@@ -20,13 +20,13 @@
   // Get current version
   var current_version = url.match(version_regex)[0]
   current_version = current_version.substring(1, current_version.length - 1)
-  
+
   // Add current version in case versions.json is unavailable
   if (current_version != "theano" && current_version != "html") {
     ver = current_version.replace("theano_versions/", "")
     versions_dir[ver] = current_version
   }
-  
+
   function build_vswitch() {
   // Build HTML string for version selector, based on ReadTheDocs theme's versions.html
 
@@ -38,33 +38,33 @@
     vswitch.push('<span class="rst-current-version" data-toggle="rst-current-version">');
     vswitch.push('<span class="fa fa-book"></span>');
     vswitch.push('v: ', vlabel, ' ');
-    vswitch.push('<span class="fa fa-caret-down"></span>');   
+    vswitch.push('<span class="fa fa-caret-down"></span>');
     vswitch.push('</span>');
-    
-    vswitch.push('<div class="rst-other-versions">');   
 
-    vswitch.push('<dl>');   
+    vswitch.push('<div class="rst-other-versions">');
+
+    vswitch.push('<dl>');
     vswitch.push('<dt>Versions</dt>');
     for (var version in versions_dir) {
       var new_url = url.replace(url.match(version_regex)[0], '/' + versions_dir[version] + '/');
-      vswitch.push('<dd><a href=\"', new_url, '\">', version, '</a></dd>');  
+      vswitch.push('<dd><a href=\"', new_url, '\">', version, '</a></dd>');
     }
     vswitch.push('</dl>');
 
-    vswitch.push('<dl>');   
+    vswitch.push('<dl>');
     vswitch.push('<dt>Downloads</dt>');
     var pdf_url = root_url + current_version + "/theano.pdf"
     vswitch.push('<dd><a href=\"', pdf_url, '\">', 'PDF', '</a></dd>');
-    vswitch.push('</dl>');  
-    
-    vswitch.push('<dl>');   
+    vswitch.push('</dl>');
+
+    vswitch.push('<dl>');
     vswitch.push('<dt>On GitHub</dt>');
     var git_master = "https://github.com/Theano/Theano"
     vswitch.push('<dd><a href=\"', git_master + '\">', 'Fork me', '</a></dd>');
-    vswitch.push('</dl>');  
+    vswitch.push('</dl>');
 
-    vswitch.push('</div>');  
-    vswitch.push('</div>');  
+    vswitch.push('</div>');
+    vswitch.push('</div>');
     return vswitch.join('');
   }
 
@@ -75,10 +75,13 @@
     if (vlabel == 'theano') {
       vlabel = 'release';
     }
+    else if (vlabel != "dev") {
+        vlabel = '';
+    }
     var vswitch = ['<div class="rst-versions-up" data-toggle="rst-versions" role="note" aria-label="versions" align=center>'];
     vswitch.push('<span class="rst-current-version" data-toggle="rst-current-version">');
     vswitch.push(vlabel);
-    vswitch.push('<span class="fa fa-caret-down"></span>');
+    vswitch.push(' <span class="fa fa-caret-down"></span>');
     vswitch.push('</span>');
     vswitch.push('</div>');
     return vswitch.join('');
@@ -99,6 +102,6 @@
         $('.version_switcher_placeholder').html(build_vswitch());
         $('.version_switcher_placeholder_up').html(build_vswitch_up());
       });
-    }    
+    }
   });
 })();