add: this._keyboardInput.focus(); 
context: Timeline._Band.prototype._onMouseUp = function(innerFrame, evt, target) {    this._dragging = 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