rem: this._updateContext = "brightnessField"; 
add: this._updateContext = QxColorSelector.CONTEXT_BRIGHTNESS_FIELD; 
context: proto._setBrightnessOnFieldEvent = function(e){  var vValue = (e.getPageY() - this._brightnessSubtract).limit(0, 256);  this._updateContext = "brightnessField";  this._brightnessHandle.setTop(vValue);  this.setBrightness(Math.round(vValue / 2.56));  this._updateContext = null;};
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/ba786a41d6e03f23f31c1735a20a411f326b54fe/QxColorSelector.js/clean/qooxdoo/source/script/widgets/QxColorSelector.js