rem: return (this._box == this._borderBox ? this.getStyle("borderSize") : 0) + this._offsetY - this._box.scrollTop; 
add: return (this._box == this._borderBox ? this._borderSize : 0) + this._offsetY - this._box.scrollTop; 
context:     getOffsetY: function() {        return (this._box == this._borderBox ? this.getStyle("borderSize") : 0) + this._offsetY - this._box.scrollTop;    },
meta: 5515	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5515/d532c0ea03ef1c91856bba5408f049541b39c2ba/BaseContainer.js/clean/src/thinwire/render/web/resources/BaseContainer.js