rem: var y = this._y + ev.changeInY; 
add: var y = this.getY() + ev.changeInY; 
context:     _moveDragListener: function(ev) {        if (ev.type == 1) {            var x = this._x + ev.changeInX;            var y = this._y + ev.changeInY;            if (x < 0) x = 0;            if (y < 0) y = 0;                                    this.setX(x);            this.setY(y);        } else if (ev.type == 2) {                        this.firePropertyChange("position", this._x + "," + this._y);        }    },
meta: 5515	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5515/989714c6f690712b7c21fc7715107c92ed715fab/Dialog.js/buggy/src/thinwire/render/web/resources/Dialog.js