gecko-dev/extensions/wallet/editor/WalletEditor.js

884 строки
24 KiB
JavaScript

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is Mozilla Communicator client code, released March
* 31, 1998.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
/* universal global variables */
var walleteditor = null; // walleteditor interface
var walletservice = null; // walletservices interface
var walletList = []; // input stream
var bundle = null; // string bundle
var JS_STRINGS_FILE = "chrome://communicator/locale/wallet/WalletEditor.properties";
/* wallet-specific global variables */
var schemas = [];
var schemasLength;
var entries = [];
var entriesLength;
var strings = [];
var stringsLength;
var BREAK;
/*** =================== ?? =================== ***/
function ViewEntriesFromXul(){
ViewEntries();
}
function ViewSynonymsFromXul(){
ViewSynonyms();
}
/*** =================== STARTING AND STOPPING =================== ***/
/* decrypt a value */
function Decrypt(crypt) {
try {
return walletservice.WALLET_Decrypt(crypt);
} catch (ex) {
return bundle.GetStringFromName("EncryptionFailure");
}
}
/* encrypt a value */
function Encrypt(text) {
try {
return walletservice.WALLET_Encrypt(text);
} catch (ex) {
alert(bundle.GetStringFromName("UnableToUnlockDatabase"));
return "";
}
}
/* see if user was able to unlock the database */
function EncryptionTest() {
try {
walletservice.WALLET_Encrypt("dummy");
} catch (ex) {
alert(bundle.GetStringFromName("UnableToUnlockDatabase"));
window.close();
}
}
/* initializes the wallet editor dialog */
function Startup()
{
walleteditor = Components.classes["@mozilla.org/walleteditor/walleteditor-world;1"].createInstance();
walleteditor = walleteditor.QueryInterface(Components.interfaces.nsIWalletEditor);
walletservice = Components.classes['@mozilla.org/wallet/wallet-service;1'];
walletservice = walletservice.getService();
walletservice = walletservice.QueryInterface(Components.interfaces.nsIWalletService);
bundle = srGetStrBundle(JS_STRINGS_FILE); /* initialize string bundle */
EncryptionTest(); /* abort if user failed to unlock the database */
if (!FetchInput()) {
return; /* user failed to unlock the database */
}
ViewSchema(); /* create the display of schemas */
window.sizeToContent();
}
/* routine that executes when OK button is pressed */
function onAccept(){
var i, j, k;
var output = "OK" + BREAK;
for (i=0; i<schemasLength; i++) {
for (j=schemas[i]; j<schemas[i+1]; j++) {
for (k=entries[j]; k<entries[j+1]; k++) {
output += strings[k] + BREAK;
}
}
}
walleteditor.SetValue(output, window);
return true;
}
/* get the wallet input data */
function FetchInput()
{
/* get wallet data into a list */
list = walleteditor.GetValue();
/* format of this list is as follows:
*
* BREAK-CHARACTER
* schema-name BREAK-CHARACTER
* value BREAK-CHARACTER
* synonymous-value-1 BREAK-CHARACTER
* ...
* synonymous-value-n BREAK-CHARACTER
*
* and repeat above pattern for each schema name. Note that if there are more than
* one distinct values for a particular schema name, the above pattern is repeated
* for each such distinct value
*/
/* check for database being unlocked */
if (list.length == 0) {
/* user supplied invalid database key */
window.close();
return false;
}
/* parse the wallet data list into the stings, entries, and schemas arrays */
BREAK = list[0];
FlushTables();
strings = list.split(BREAK);
stringsLength = strings.length;
var i, j;
j = 0;
for (i=1; i<stringsLength; i++) {
if (strings[i] != "") {
if(strings[i-1] == "") {
entries[j++] = i;
entriesLength++;
}
}
}
entries[j] = stringsLength-1;
j = 0;
for (i=0; i<entriesLength; i++) {
if (i == 0 || (strings[entries[i]] != strings[entries[i-1]])) {
schemas[j++] = i;
schemasLength++;
}
}
schemas[j] = entriesLength;
return true;
}
/*** =================== SELECTING AND DESELECTING ITEMS =================== ***/
/* clear the list of selected schemas */
var selectedSchemas = [];
function ClearSelectedSchemas() {
selectedSchemas = [];
SetCurrentSchema(0);
}
/* clear the list of selected entries */
var selectedEntries = [];
function ClearSelectedEntries() {
selectedEntries = [];
SetCurrentEntry(0);
}
/* clear the list of selected synonyms */
var selectedSynonyms = [];
function ClearSelectedSynonyms() {
selectedSynonyms = [];
SetCurrentSynonym(0);
}
/* initialize the list of selected schemas */
function InitSelectedSchemas() {
ClearSelectedSchemas();
var schematree = document.getElementById("schematree");
var selitems = schematree.selectedItems;
for(var i = 0; i < selitems.length; i++) {
selectedSchemas[i] = schematree.selectedItems[i];
}
var sorted = false;
while (!sorted) {
sorted = true;
for (var i=0; i < selectedSchemas.length-1; i++) {
if (selectedSchemas[i].getAttribute("id") <
selectedSchemas[i+1].getAttribute("id")) {
temp = selectedSchemas[i+1];
selectedSchemas[i+1] = selectedSchemas[i];
selectedSchemas[i] = temp;
sorted = false;
}
}
}
return selitems.length;
}
/* initialize the list of selected entries */
function InitSelectedEntries() {
ClearSelectedEntries();
var entrytree = document.getElementById("entrytree");
var selitems = entrytree.selectedItems;
for(var i = 0; i < selitems.length; i++) {
selectedEntries[i] = entrytree.selectedItems[i];
}
var sorted = false;
while (!sorted) {
sorted = true;
for (var i=0; i < selectedEntries.length-1; i++) {
if (selectedEntries[i].getAttribute("id") <
selectedEntries[i+1].getAttribute("id")) {
temp = selectedEntries[i+1];
selectedEntries[i+1] = selectedEntries[i];
selectedEntries[i] = temp;
sorted = false;
}
}
}
return selitems.length;
}
/* initialize the list of selected synonyms */
function InitSelectedSynonyms() {
ClearSelectedSynonyms();
var synonymtree = document.getElementById("synonymtree");
var selitems = synonymtree.selectedItems;
for(var i = 0; i < selitems.length; i++) {
selectedSynonyms[i] = synonymtree.selectedItems[i];
}
var sorted = false;
while (!sorted) {
sorted = true;
for (var i=0; i < selectedSynonyms.length-1; i++) {
if (selectedSynonyms[i].getAttribute("id") <
selectedSynonyms[i+1].getAttribute("id")) {
temp = selectedSynonyms[i+1];
selectedSynonyms[i+1] = selectedSynonyms[i];
selectedSynonyms[i] = temp;
sorted = false;
}
}
}
return selitems.length;
}
/* get the indicated selected schema */
function SelectedSchema(i) {
if (selectedSchemas.length <= i) {
return 0;
}
var id = selectedSchemas[i].getAttribute("id");
return parseInt(id.substring(5, id.length));
}
/* get the indicated selected entry */
function SelectedEntry(i) {
if (selectedEntries.length <= i) {
return 0;
}
var id = selectedEntries[i].getAttribute("id");
return parseInt(id.substring(5, id.length));
}
/* get the indicated selected synomym */
function SelectedSynonym(i) {
if (selectedSynonyms.length <= i) {
return 0;
}
var id = selectedSynonyms[i].getAttribute("id");
return parseInt(id.substring(5, id.length));
}
/* get the first selected schema */
function FirstSelectedSchema() {
return SelectedSchema(0);
}
/* get the first selected entry */
function FirstSelectedEntry() {
return SelectedEntry(0);
}
/* get the first selected synonym */
function FirstSelectedSynonym() {
return SelectedSynonym(0);
}
/* set current schema */
var currentSchema = 0
function SetCurrentSchema(schema) {
currentSchema = schema;
}
/* set current entry */
var currentEntry = 0;
function SetCurrentEntry(entry) {
currentEntry = entry;
}
/* set current synonym */
var currentSynonym = 0;
function SetCurrentSynonym(synonym) {
currentSynonym = synonym;
}
/* get current schema */
function CurrentSchema() {
return currentSchema;
}
/* get current entry */
function CurrentEntry() {
return currentEntry;
}
/* get current synonym */
function CurrentSynonym() {
return currentSynonym;
}
/* a schema has just been selected */
function SchemaSelected()
{
// display caption above the entry tree
var schemaId = document.getElementById("schematree").selectedItems[0].getAttribute("id");
var schemanumb =parseInt(schemaId.substring(5, schemaId.length));
var schemaName = strings[entries[schemas[schemanumb]]];
var entryText = document.getElementById("entrytext");
entryText.setAttribute("value", entryText.getAttribute("value2") + schemaName + entryText.getAttribute("value3"));
// display instructions above synonym tree
var synonymText = document.getElementById("synonymtext");
synonymText.setAttribute("value", synonymText.getAttribute("value3"));
// display buttons next to enty tree
document.getElementById("addEntry").setAttribute("style", "display: inline;")
document.getElementById("removeEntry").setAttribute("style", "display: inline;")
// display buttons next to synonym tree
document.getElementById("addSynonym").setAttribute("style", "display: inline;");
document.getElementById("removeSynonym").setAttribute("style", "display: inline;");
// enable certain buttons
document.getElementById("removeSchema").removeAttribute("disabled");
document.getElementById("addEntry").removeAttribute("disabled")
}
/* an entry has just been selected */
function EntrySelected()
{
// display caption above synonym tree
var schemaId = document.getElementById("schematree").selectedItems[0].getAttribute("id");
var schemanumb =parseInt(schemaId.substring(5, schemaId.length));
var entryId = document.getElementById("entrytree").selectedItems[0].getAttribute("id");
var entrynumb =parseInt(entryId.substring(5, entryId.length));
var entryName = Decrypt(strings[entries[schemas[schemanumb]+entrynumb]+1]);
var synonymText = document.getElementById("synonymtext");
synonymText.setAttribute("value", synonymText.getAttribute("value2") + entryName + synonymText.getAttribute("value4"));
// enable certain buttons
document.getElementById("removeEntry").removeAttribute("disabled");
document.getElementById("addSynonym").removeAttribute("disabled");
}
/* a synonym has just been selected */
function SynonymSelected()
{
var synonymtree = document.getElementById("synonymtree");
if(synonymtree.selectedItems.length) {
document.getElementById("removeSynonym").removeAttribute("disabled");
}
}
/* a schema has just been deselected */
function SchemaDeselected()
{
// hide buttons next to entry tree
// document.getElementById("addEntry").setAttribute("style", "display: none")
// document.getElementById("removeEntry").setAttribute("style", "display: none")
// hide captions above entry tree and synonym tree
document.getElementById("entrytext").setAttribute("value", "")
document.getElementById("synonymtext").setAttribute("value", "");
// disable certain buttons
document.getElementById("removeSchema").setAttribute("disabled", "true")
document.getElementById("addEntry").setAttribute("disabled", "true")
}
/* an entry has just been deselected */
function EntryDeselected()
{
// hide buttons next to synonym tree
// document.getElementById("addSynonym").setAttribute("style", "display: none")
// document.getElementById("removeSynonym").setAttribute("style", "display: none")
// disable certain buttons
document.getElementById("removeEntry").setAttribute("disabled", "true")
document.getElementById("addSynonym").setAttribute("disabled", "true")
}
/* a synonym has just been deselected */
function SynonymDeselected()
{
document.getElementById("removeSynonym").setAttribute("disabled", "true")
}
/*** =================== VIEW VARIOUS LISTS =================== ***/
/* display the schemas */
function ViewSchema()
{
ClearList("schemalist");
SchemaDeselected();
ClearList("entrieslist");
EntryDeselected();
ClearList("synonymslist");
SynonymDeselected();
var i;
for(i = 0; i < schemasLength; i++)
{
AddItem("schemalist", [strings[entries[schemas[i]]]], "tree_", i);
}
}
/* display the entries when a schema has been selected */
function ViewEntries()
{
ClearList("entrieslist");
EntryDeselected();
ClearList("synonymslist");
SynonymDeselected();
var i;
var schematree = document.getElementById("schematree");
InitSelectedSchemas();
if(schematree.selectedItems.length) {
var first = schemas[FirstSelectedSchema()];
var lastPlusOne = schemas[FirstSelectedSchema()+1];
for (i=first; i<lastPlusOne; i++) {
if (strings[entries[i]+1] != "") {
var text = Decrypt(strings[entries[i]+1]);
if ((strings[entries[i]+1])[0] != '~') {
text += " (encrypted)";
}
AddItem("entrieslist", [text], "tree_", i-first);
}
}
SchemaSelected();
}
}
/* display the synonyms when an entry has been selected */
function ViewSynonyms()
{
ClearList("synonymslist");
SynonymDeselected();
var i;
var entrytree = document.getElementById("entrytree");
InitSelectedSchemas();
InitSelectedEntries();
if(entrytree.selectedItems.length) {
var first = entries[schemas[FirstSelectedSchema()]+FirstSelectedEntry()]+2;
var lastPlusOne = entries[schemas[FirstSelectedSchema()]+FirstSelectedEntry()+1]-1;
for (i=first; i<lastPlusOne; i++) {
var text = Decrypt(strings[i]);
if (strings[i][0] != '~') {
text += " (encrypted)";
}
AddItem("synonymslist", [text], "tree_", i-first);
}
EntrySelected();
}
}
/*** =================== ADDING AND DELETING ITEMS =================== ***/
/* clear all wallet tables */
function FlushTables() {
strings[0] = "";
strings[1] = "";
entries[0] = 0;
entries[1] = 2;
schemas[0] = 0;
schemas[1] = 0;
schemasLength = 0;
entriesLength = 0;
stringsLength = 0;
}
/* low-level delete-schema routine */
function DeleteSchema0() {
var i;
if (schemasLength == 1) {
FlushTables();
return;
}
numberOfEntries = schemas[CurrentSchema()+1] - schemas[CurrentSchema()];
for (i=0; i<numberOfEntries; i++) {
DeleteEntry0();
}
deleteString(entries[schemas[CurrentSchema()]]+1); /* delete blank line */
deleteString(entries[schemas[CurrentSchema()]]); /* delete name of schema */
entriesLength--;
for (i=schemas[CurrentSchema()]; i<=entriesLength; i++) {
entries[i] = entries[i+1];
}
for (i=0; i<=schemasLength; i++) {
if (schemas[i] > entryToDelete) {
schemas[i]--;
}
}
schemasLength--;
for (i=CurrentSchema(); i<=schemasLength; i++) {
schemas[i] = schemas[i+1];
}
}
/* low-level delete-entry routine */
function DeleteEntry0() {
var i;
entryToDelete = schemas[CurrentSchema()]+CurrentEntry();
while (entries[entryToDelete]+2 < entries[entryToDelete+1]-1) {
DeleteSynonym0();
}
if ((schemas[CurrentSchema()+1] - schemas[CurrentSchema()]) == 1) {
if(strings[entries[entryToDelete]+1] != "") {
deleteString(entries[entryToDelete]+1);
}
return;
}
while(strings[entries[entryToDelete]] != "") {
deleteString(entries[entryToDelete]);
}
deleteString(entries[entryToDelete]);
entriesLength--;
for (i=entryToDelete; i<=entriesLength; i++) {
entries[i] = entries[i+1];
}
for (i=0; i<=schemasLength; i++) {
if (schemas[i] > entryToDelete) {
schemas[i]--;
}
}
}
/* low-level delete-synonym routine */
function DeleteSynonym0() {
stringToDelete = entries[schemas[CurrentSchema()]+CurrentEntry()]+2+CurrentSynonym();
deleteString(stringToDelete);
}
function myPrompt(message, oldValue, title) {
/*
* Can't simply call javascript's "prompt" because it puts up a checkbox (see bug 41390)
* so we are using a local rewrite of prompt here.
*/
// if bug 41390 gets fixed, use the following line and delete rest of routine
// prompt(message, oldValue, title); /* use this if bug 41390 gets fixed */
var newValue = { value:oldValue };
if (!title) {
title = " ";
}
var promptService = Components.classes["@mozilla.org/embedcomp/prompt-service;1"].getService();
promptService = promptService.QueryInterface(Components.interfaces.nsIPromptService);
promptService.prompt(window, title, message, newValue, null, { value:0 })
return newValue.value;
}
/* low-level add-schema routine */
function AddSchema0() {
var i;
var text = myPrompt
(bundle.GetStringFromName("EnterNewSchema"), "",
bundle.GetStringFromName("AddingTitle"));
if (text == "") {
return;
}
schemaIndex = 0;
while ((schemaIndex<schemasLength) &&strings[entries[schemas[schemaIndex]]] < text) {
schemaIndex++;
}
schemasLength++;
for (i=schemasLength; i>schemaIndex; i--) {
schemas[i] = schemas[i-1]+1;
}
entryIndex = schemas[schemaIndex];
entriesLength++;
for (i=entriesLength; i>entryIndex; i--) {
entries[i] = entries[i-1];
}
stringIndex = entries[entryIndex];
if (stringIndex == stringsLength) {
stringIndex--;
}
addString(stringIndex, text);
addString(stringIndex+1, "");
schemas[schemaIndex] = entryIndex;
entries[entryIndex] = stringIndex;
}
/* low-level add-entry routine */
function AddEntry0() {
var i;
var schemaId = document.getElementById("schematree").selectedItems[0].getAttribute("id");
var schemanumb =parseInt(schemaId.substring(5, schemaId.length));
var schemaName = strings[entries[schemas[schemanumb]]];
var text = myPrompt
(bundle.GetStringFromName("EnterNewEntry")+" "+schemaName+" "+bundle.GetStringFromName("EnterNewEntry1"), "",
bundle.GetStringFromName("AddingTitle"));
if (text == "") {
return;
}
var crypt = Encrypt(text);
if (crypt == "") {
/* user failed to unlock the database */
return;
}
stringIndex = entries[schemas[FirstSelectedSchema()]+FirstSelectedEntry()];
if(strings[entries[schemas[FirstSelectedSchema()]+FirstSelectedEntry()]+1]=="") {
addString(entries[schemas[FirstSelectedSchema()]+FirstSelectedEntry()]+1, crypt);
return;
}
addString(stringIndex, strings[entries[schemas[FirstSelectedSchema()]]]);
addString(stringIndex+1, crypt);
addString(stringIndex+2, "");
entriesLength++;
for (i=entriesLength; i>schemas[FirstSelectedSchema()]+FirstSelectedEntry(); i--) {
entries[i] = entries[i-1];
}
entries[schemas[FirstSelectedSchema()]+FirstSelectedEntry()] = stringIndex;
for (i=FirstSelectedSchema()+1; i<=schemasLength; i++) {
schemas[i]++;
}
}
/* low-level add-synonym routine */
function AddSynonym0() {
var schemaId = document.getElementById("schematree").selectedItems[0].getAttribute("id");
var schemanumb =parseInt(schemaId.substring(5, schemaId.length));
var entryId = document.getElementById("entrytree").selectedItems[0].getAttribute("id");
var entrynumb =parseInt(entryId.substring(5, entryId.length));
var entryName = Decrypt(strings[entries[schemas[schemanumb]+entrynumb]+1]);
var text = myPrompt
(bundle.GetStringFromName("EnterNewSynonym")+" "+entryName+" "+bundle.GetStringFromName("EnterNewSynonym1"), "",
bundle.GetStringFromName("AddingTitle"));
if (text == "") {
return;
}
var crypt = Encrypt(text);
if (crypt == "") {
/* user failed to unlock the database */
return;
}
addString(entries[schemas[FirstSelectedSchema()]+FirstSelectedEntry()]+2, crypt);
}
function deleteString(stringToDelete) {
var i;
stringsLength--;
for (i=stringToDelete; i<stringsLength; i++) {
strings[i] = strings[i+1];
}
for (i=0; i<=entriesLength; i++) {
if (entries[i] > stringToDelete) {
entries[i]--;
}
}
}
function addString(stringToAdd, text) {
var i;
stringsLength++;
for (i=stringsLength; i>stringToAdd; i--) {
strings[i] = strings[i-1];
}
strings[stringToAdd] = text;
for (i=0; i<=entriesLength; i++) {
if (entries[i] >= stringToAdd) {
entries[i]++;
}
}
}
/* high-level add-schema routine */
function AddSchema() {
var button = document.getElementById("addSchema");
if( button.getAttribute("disabled") == "true" ) {
return;
}
InitSelectedSchemas();
ClearSelectedEntries();
ClearSelectedSynonyms();
AddSchema0();
ViewSchema(); //?? otherwise schema list doesn't get redrawn
}
/* high-level add-entry routine */
function AddEntry() {
var button = document.getElementById("addEntry");
if( button.getAttribute("disabled") == "true" ) {
return;
}
InitSelectedSchemas();
InitSelectedEntries();
ClearSelectedSynonyms();
AddEntry0();
ViewEntries(); //?? otherwise entry list doesn't get redrawn
}
/* high-level add-synonym routine */
function AddSynonym() {
var button = document.getElementById("addSynonym");
if( button.getAttribute("disabled") == "true" ) {
return;
}
InitSelectedSchemas();
InitSelectedEntries();
InitSelectedSynonyms();
AddSynonym0();
ViewSynonyms(); //?? otherwise synonym list doesn't get redrawn
ViewSynonyms(); //?? otherwise entry list doesn't get redrawn (??even needed twice)
}
/* high-level delete-schema routine */
function DeleteSchema() {
var button = document.getElementById("removeSchema");
if( button.getAttribute("disabled") == "true" ) {
return;
}
var count = InitSelectedSchemas();
ClearSelectedEntries();
ClearSelectedSynonyms();
for (var i=0; i<count; i++) {
SetCurrentSchema(SelectedSchema(i));
DeleteSchema0();
}
ClearList("entrieslist");
ClearList("synonymslist");
ViewSchema();
}
/* high-level delete-entry routine */
function DeleteEntry() {
var button = document.getElementById("removeEntry");
if( button.getAttribute("disabled") == "true" ) {
return;
}
InitSelectedSchemas();
SetCurrentSchema(SelectedSchema(0));
var count = InitSelectedEntries();
ClearSelectedSynonyms();
for (var i=0; i<count; i++) {
SetCurrentEntry(SelectedEntry(i));
DeleteEntry0();
}
ClearList("synonymslist");
ViewEntries();
}
/* high-level delete-synonym routine */
function DeleteSynonym() {
var button = document.getElementById("removeSynonym");
if( button.getAttribute("disabled") == "true" ) {
return;
}
InitSelectedSchemas();
SetCurrentSchema(SelectedSchema(0));
InitSelectedEntries();
SetCurrentEntry(SelectedEntry(0));
var count = InitSelectedSynonyms();
for (var i=0; i<count; i++) {
SetCurrentSynonym(SelectedSynonym(i));
DeleteSynonym0();
}
ViewSynonyms();
}
/*** =================== DEBUGGING CODE =================== ***/
/* debugging routine to dump formatted strings */
function DumpStrings() {
var i, j, k;
for (i=0; i<schemasLength; i++) {
dump("<<"+i+" "+schemas[i]+" "+entries[schemas[i]]+" "+strings[entries[schemas[i]]] +">>\n");
for (j=schemas[i]; j<schemas[i+1]; j++) {
dump("<< " + strings[entries[j]+1] +">>\n");
for (k=entries[j]+2; k<entries[j+1]-1; k++) {
dump("<<....." + strings[k] +">>\n");
}
}
}
dump("\n");
}
/* debugging routine to dump raw strings */
function DumpRawStrings() {
var i;
dump("Schemas follow\n");
for (i=0; i<schemasLength; i++) {
dump("{" + schemas[i] + "}");
}
dump("[" + schemas[schemasLength] + "]");
dump("\nEntries follow\n");
for (i=0; i<entriesLength; i++) {
dump("{" + entries[i] + "}");
}
dump("[" + entries[entriesLength] + "]");
dump("\nStrings follow\n");
for (i=0; i<stringsLength; i++) {
dump("{" + strings[i] + "}");
}
dump("\n");
}
/*** =================== TREE MANAGEMENT CODE =================== ***/
/* add item to a tree */
function AddItem(children,cells,prefix,idfier)
{
var kids = document.getElementById(children);
var item = document.createElement("treeitem");
var row = document.createElement("treerow");
for(var i = 0; i < cells.length; i++)
{
var cell = document.createElement("treecell");
cell.setAttribute("class", "propertylist");
cell.setAttribute("label", cells[i])
row.appendChild(cell);
}
item.appendChild(row);
item.setAttribute("id",prefix + idfier);
kids.appendChild(item);
}
/* clear out a tree */
function ClearList(kids) {
var list = document.getElementById(kids);
while (list.firstChild) {
list.removeChild(list.firstChild);
}
}