if (isSystemURL(uri.spec)) 
if (FBL.isSystemURL(uri.spec)) 
    onOptionsShowing: function(popup)    {        for (var child = popup.firstChild; child; child = child.nextSibling)        {            if (child.localName == "menuitem")            {                var option = child.getAttribute("option");                if (option)                {                    var checked = false;                    if (option == "disabledForSite")                    {                        var uri = this.getCurrentURI();                        if (uri)                        {                            if (isSystemURL(uri.spec))                            {                                checked = !Firebug.allowSystemPages;                                child.setAttribute("label", FBL.$STR("DisableForSystemPages"));                            }                            else if (!getURIHost(uri))                            {                                checked = Firebug.disabledFile;                                child.setAttribute("label", FBL.$STR("DisableForFiles"));                            }                            else                            {                                checked = Firebug.isURIDenied(uri);                                child.setAttribute("label",                                    FBL.$STRF("DisableForSite", [uri.host]));                            }                        }                    }                    else if (option == "profiling")                        checked = fbs.profiling;                    else                        checked = Firebug.getPref(option);                    child.setAttribute("checked", checked);                }            }        }    },
2454	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2454/5da1c8b018cf62f6e1c25d1879f31f9fb68401bb/chrome.js/clean/extension/content/firebug/chrome.js