189     Tooltip.prototype.setViewport = function (node) {  argument
190         this._root = node;
195         var node = this.getNode();
196         if (!domHelpers.isChildOf(node, container)) {
198             container.appendChild(node);
205         node.style.top = top + "px";
206         node.style.left = left + "px";
207         gantt._waiAria.tooltipVisibleAttr(node);
211         var node = this.getNode();
212         if (node && node.parentNode) {
213             node.parentNode.removeChild(node);
215         gantt._waiAria.tooltipHiddenAttr(node);
219         var node = this.getNode();
220         node.innerHTML = html;
380             node: root,  property in TooltipManager.attach._listeners
387             this._domEvents.detach(listener.node, "mousemove", listener.handler);
406             onmouseenter: function (event, node) {  argument
407                 var html = config.html(event, node);
412             onmousemove: function (event, node) {  argument
413                 var html = config.html(event, node);
556 function isVisible(node){  argument
560 		var style = window.getComputedStyle(node, null);
563 	}else if(node.currentStyle){
564 		display = node.currentStyle["display"];
565 		visibility = node.currentStyle["visibility"];
570 function hasNonNegativeTabIndex(node){  argument
571 	return !isNaN(node.getAttribute("tabindex")) && (node.getAttribute("tabindex")*1 >= 0);
574 function hasHref(node){  argument
576 	if(canHaveHref[node.nodeName.loLowerCase()]){
577 		return !!node.getAttribute("href");
582 function isEnabled(node){  argument
584 	if(canDisable[node.nodeName.toLowerCase()]){
585 		return !node.hasAttribute("disabled");
608 		var node = nodesArray[i];
609 …var isValid = (hasNonNegativeTabIndex(node)  || isEnabled(node) || hasHref(node)) && isVisible(nod…
629 function getClassName(node){  argument
630 	if(!node) return "";
632 	var className = node.className || "";
642 function addClassName(node, className){  argument
643 	if (className && node.className.indexOf(className) === -1) {
644 		node.className += " " + className;
648 function removeClassName(node, name) {  argument
652 		node.className = node.className.replace(regEx, "");
664 function toNode(node) {  argument
665 	if (typeof node === "string") {
666 		return (document.getElementById(node) || document.querySelector(node) || document.body);
668 	return node || document.body;
672 function insert(node, newone) {  argument
675 	node.appendChild(child);
679 function remove(node) {  argument
680 	if (node && node.parentNode) {
681 		node.parentNode.removeChild(node);
685 function getChildren(node, css) {  argument
686 	var ch = node.childNodes;
760 function getRelativeEventPosition(ev, node){  argument
762 	var box = elementPosition(node);
765 		x: ev.clientX + d.scrollLeft - d.clientLeft - box.x + node.scrollLeft,
766 		y: ev.clientY + d.scrollTop - d.clientTop - box.y + node.scrollTop