add: else this.outliner.invalidate(); /* invalidate to show the new currentLine if * we don't have to scroll. */  
context: function sv_lscroll (line){    if (!("childData" in this) || !this.childData.isLoaded)    {        /* the source hasn't been loaded yet, queue the scroll for later. */        this.pendingScroll = [line, 0];        return;    }    var first = this.outliner.getFirstVisibleRow();    var last = this.outliner.getLastVisibleRow();    var fuzz = 2;    if (line < (first + fuzz) || line > (last - fuzz))        this.scrollTo (line, 0);}    
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/4e2066fc627162c0a72c520381ecb84e5f75cb73/venkman-trees.js/buggy/extensions/venkman/resources/content/venkman-trees.js