rem: case "day": 
add: case "none": outlinerBody.setAttribute("ref", "NC:HistoryRoot"); break; case "site":  
context: function GroupBy(groupingType){    var outlinerBody = document.getElementById("historyOutlinerBody");    switch(groupingType) {    case "day":        outlinerBody.setAttribute("ref", "NC:HistoryByDate");        break;    case "site":        outlinerBody.setAttribute("ref", "find:groupby=hostname");        break;    case "none":        outlinerBody.setAttribute("ref", "NC:HistoryRoot");        break;    }    gPrefService.setCharPref("browser.history.grouping", groupingType);}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/4818f17267c8683721dd21a68a513941dd739ac6/history.js/clean/xpfe/components/history/resources/history.js