docs: function(bindingString, data, children, callback, containerless) {
              container = document.createElement("div");
              if (!containerless) {
                  container.setAttribute("data-bind", bindingString);
                  container.innerHTML = children || "";
              }
              else {
                  var opening = document.createComment("ko " + bindingString),
                     closing = document.createComment("/ko"),
                      dummy = document.createTextNode("   \n  ");
  
                  container.appendChild(opening);
                  container.appendChild(dummy);
                  container.appendChild(closing);
              }
  
              sandbox.appendChild(container);
  
              ko.cleanNode(sandbox);
  
              ko.applyBindings(data, sandbox);
  
              setTimeout(callback, 50);
          }