code: function(){
              var parentNode = React.findDOMNode(this),
                  parentNodeRect = parentNode && parentNode.getBoundingClientRect();
  
              if (this.renderLogContainer && parentNodeRect) {
                  this.renderLogContainer.style.top = (window.pageYOffset + parentNodeRect.top) + 'px';
                  this.renderLogContainer.style.left = (parentNodeRect.left) + 'px';
              }
          }
docs: /*
  Update the render log position based on its parent position
  @return void