rem: var innerSize = (this.getParent() == null) ? 0 : 
add: var innerSize = (this.getTopLevelWidget() == null) ? 0 : 
context: qx.Proto._checkValue = function(propValue, propData) {  var innerSize = (this.getParent() == null) ? 0 :    (this._horizontal ? this.getInnerWidth() : this.getInnerHeight());  // NOTE: We can't use Number.limit here because our maximum may get negative  //       (when the scrollbar isn't needed). In this case Number.limit returns  //       this negative maximum instead of 0. But we need that the minimum is  //       stronger than the maximum.  //       -> We use Math.max and Math.min  return Math.max(0, Math.min(this.getMaximum() - innerSize, propValue));}
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/15f6941a66205c12847183975bcce8c48ef41793/ScrollBar.js/clean/qooxdoo/source/script/qx/ui/core/ScrollBar.js