rem: } this._divElement.removeChild(childElement);  delete this._childIdToElementMap[child.renderId]; }; 
add: this._divElement.removeChild(childElement);  delete this._childIdToElementMap[child.renderId]; }, 
context: EchoAppRender.ColumnSync.prototype._renderRemoveChild = function(update, child) {    var childElement = this._childIdToElementMap[child.renderId];    if (this._cellSpacing) {        // If cell spacing is enabled, remove a spacing element, either before or after the removed child.        // In the case of a single child existing in the column, no spacing element will be removed.        if (childElement.previousSibling) {            this._divElement.removeChild(childElement.previousSibling);        } else if (childElement.nextSibling) {            this._divElement.removeChild(childElement.nextSibling);        }    }    this._divElement.removeChild(childElement);    delete this._childIdToElementMap[child.renderId];};
meta: 600	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/600/4705113f80e2c9e4d43ad240349e3193f4caf648/Render.Column.js/buggy/src/webcontainer/java/nextapp/echo/webcontainer/resource/js/Render.Column.js