Fix bug with starting at the home page.

experimental/webtry/js/webtry.js

 /**
  * Common JS that talks XHR back to the server and runs the code and receives
  * the results.
  */
 
 /**
  * A polyfill for HTML Templates.
  *
  * This just adds in the content attribute, it doesn't stop scripts
  * from running nor does it stop other side-effects.
@@ skipping 215 matching lines @@
       }
       if (body.hasOwnProperty('img')) {
         img.src = 'data:image/png;base64,' + body.img;
       } else {
         img.src = '';
       }
       // Add the image to the history if we are on a workspace page.
       if (tryHistory) {
         addToHistory(body.hash, 'data:image/png;base64,' + body.img);
       } else {
-        window.history.pushState(null, null, './' + body.hash);
+        window.history.pushState(null, null, '/c/' + body.hash);
       }
       if (permalink) {
         permalink.href = '/c/' + body.hash;
       }
       if (embed) {
         var url = document.URL;
         url = url.replace('/c/', '/iframe/');
         embed.value = '<iframe src="' + url + '" width="740" height="550" style="border: solid #00a 5px; border-radius: 5px;"/>'
       }
       if (embedButton && embedButton.hasAttribute('disabled')) {
@@ skipping 26 matching lines @@
 
 
     // Add the images to the history if we are on a workspace page.
     if (tryHistory && history) {
       for (var i=0; i<history.length; i++) {
         addToHistory(history[i].hash, '/i/'+history[i].hash+'.png');
       }
     }
 
 })(workspaceName);