docs: function(target) {
  		parentNode = target.parentNode;
  		if (parentNode) {
  			if (parentNode.classList.contains(CLASS_OFF_CANVAS_WRAP)) {
  				return parentNode;
  			} else {
  				parentNode = parentNode.parentNode;
  				if (parentNode.classList.contains(CLASS_OFF_CANVAS_WRAP)) {
  					return parentNode;
  				}
  			}
  		}
  	}