add:  /* *  creating loading UI */ var message = Timeline.Graphics.createMessageBubble(doc); message.containerDiv.className = "timeline-message-container"; containerDiv.appendChild(message.containerDiv);  message.contentDiv.className = "timeline-message"; message.contentDiv.innerHTML = "<img src='" + Timeline.urlPrefix + "images/progress-running.gif' /> Loading...";  this.showLoadingMessage = function() { message.containerDiv.style.display = "block"; }; this.hideLoadingMessage = function() { message.containerDiv.style.display = "none"; }; 
context: Timeline._Impl.prototype._initialize = function() {    var containerDiv = this._containerDiv;    var doc = containerDiv.ownerDocument;        containerDiv.className =         containerDiv.className.split(" ").concat("timeline-container").join(" ");            while (containerDiv.firstChild) {        containerDiv.removeChild(containerDiv.firstChild);    }        /*     *  inserting copyright and link to simile     */    var elmtCopyright = Timeline.Graphics.createTranslucentImage(doc, Timeline.urlPrefix + (this.isHorizontal() ? "images/copyright-vertical.png" : "images/copyright.png"));    elmtCopyright.className = "timeline-copyright";    elmtCopyright.title = "Timeline (c) SIMILE - http://simile.mit.edu/timeline/";    Timeline.DOM.registerEvent(elmtCopyright, "click", function() { window.location = "http://simile.mit.edu/timeline/"; });    containerDiv.appendChild(elmtCopyright);        /*     *  creating bands     */    this._bands = [];    for (var i = 0; i < this._bandInfos.length; i++) {        var band = new Timeline._Band(this, this._bandInfos[i], i);        this._bands.push(band);    }    this._distributeWidths();        /*     *  sync'ing bands     */    for (var i = 0; i < this._bandInfos.length; i++) {        var bandInfo = this._bandInfos[i];        if ("syncWith" in bandInfo) {            this._bands[i].setSyncWithBand(                this._bands[bandInfo.syncWith],                 ("highlight" in bandInfo) ? bandInfo.highlight : false            );        }    }};
meta: 7652	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/7652/f317925303af45830955260c944c12ef9dbec19a/timeline.js/clean/src/main/webapp/api/scripts/timeline.js