-MCTabs.prototype.displayTab = function(tab_id, panel_id) {
- var panelElm = document.getElementById(panel_id);
- var panelContainerElm = panelElm ? panelElm.parentNode : null;
- var tabElm = document.getElementById(tab_id);
- var tabContainerElm = tabElm ? tabElm.parentNode : null;
- var selectionClass = this.getParam('selection_class', 'current');
+MCTabs.prototype.showTab =function(tab){
+ tab.className = 'current';
+ tab.setAttribute("aria-selected", true);
+ tab.setAttribute("aria-expanded", true);
+ tab.tabIndex = 0;
+};
+
+MCTabs.prototype.hideTab =function(tab){
+ var t=this;
+
+ tab.className = '';
+ tab.setAttribute("aria-selected", false);
+ tab.setAttribute("aria-expanded", false);
+ tab.tabIndex = -1;
+};
+
+MCTabs.prototype.showPanel = function(panel) {
+ panel.className = 'current';
+ panel.setAttribute("aria-hidden", false);
+};
+
+MCTabs.prototype.hidePanel = function(panel) {
+ panel.className = 'panel';
+ panel.setAttribute("aria-hidden", true);
+};
+
+MCTabs.prototype.getPanelForTab = function(tabElm) {
+ return tinyMCEPopup.dom.getAttrib(tabElm, "aria-controls");
+};
+
+MCTabs.prototype.displayTab = function(tab_id, panel_id, avoid_focus) {
+ var panelElm, panelContainerElm, tabElm, tabContainerElm, selectionClass, nodes, i, t = this;
+
+ tabElm = document.getElementById(tab_id);
+
+ if (panel_id === undefined) {
+ panel_id = t.getPanelForTab(tabElm);
+ }
+
+ panelElm= document.getElementById(panel_id);
+ panelContainerElm = panelElm ? panelElm.parentNode : null;
+ tabContainerElm = tabElm ? tabElm.parentNode : null;
+ selectionClass = t.getParam('selection_class', 'current');