rem: label.setProperty("text", "added at end"); 
add: label.setProperty("text", "[" + ++this.childCount + "] added at end"); 
context: TestApp.Tests.Column.prototype._addChildEnd = function() {    var label = new EchoApp.Label();    label.setProperty("text", "added at end");    this.column.add(label);};
meta: 600	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/600/879bf9228876c90789cccfffd018d4a046dcf885/TestApp.js/clean/clienttest/TestApp/TestApp.js