rem: debug("TriStateColumnSort("+column_name+")"); 
context: function TriStateColumnSort(column_name){    debug("TriStateColumnSort("+column_name+")");    var current_column = find_sort_column();    var current_direction = find_sort_direction(current_column);    var column = document.getElementById(column_name);    if (!column) return false;    var direction = "ascending";    if (column == current_column) {        if (current_direction == "ascending") {            direction = "descending";        } else if (current_direction == "descending") {            direction = "natural";        }    }    sort_column(column, direction);    return true;}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/5340de6f95a61adffff07414613b965d4e02f10d/nsTreeUtils.js/clean/xpfe/global/resources/content/nsTreeUtils.js