-Tooltip.prototype.show = function(source, event, title, type, body) {
+Tooltip.createChild = function(type, parentElement, className) {
+ var element = document.createElement(type);
+ parentElement.appendChild(element);
+ if (className) {
+ element.className = className;
+ }
+ return element;
+};
+
+Tooltip.prototype.show = function(source, title, type, body) {