rem: if (this.parentRecord) 
add: if ("parentRecord" in this) { this.parentRecord.onVisualFootprintChanged(this.calculateVisualRow(), 0); 
context: function tovr_close (){    if (!this.isContainerOpen)        return;        this.isContainerOpen = false;    var delta = 1 - this.visualFootprint;    this.visualFootprint += delta;    if (this.parentRecord)        this.parentRecord.onVisualFootprintChanged(this.calculateVisualRow() + 1,                                                   delta);    if (this.onPostClose)        this.onPostClose();}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/89326cbcdc6feb4eef3ffc00bb488c9640e8dd81/tree-utils.js/buggy/extensions/venkman/resources/content/tree-utils.js