adamc@692: // Lists
adamc@692:
adamc@580: function cons(v, ls) {
adamc@690: return { next : ls, data : v };
adamc@690: }
adamc@690: function concat(ls1, ls2) {
adamc@690: return (ls1 ? cons(ls1.data, concat(ls1.next, ls2)) : ls2);
adamc@690: }
adamc@690: function member(x, ls) {
adamc@690: for (; ls; ls = ls.next)
adamc@690: if (ls.data == x)
adamc@690: return true;
adamc@690: return false;
adamc@690: }
adamc@690: function remove(x, ls) {
adamc@690: return (ls ? (ls.data == x ? ls.next : cons(ls.data, remove(x, ls.next))) : null);
adamc@690: }
adamc@690: function union(ls1, ls2) {
adamc@690: return (ls1 ? (member(ls1.data, ls2) ? union(ls1.next, ls2) : cons(ls1.data, union(ls1.next, ls2))) : ls2);
adamc@580: }
adamc@703: function length(ls) {
adamc@703: return (ls ? 1 + length(ls.next) : 0);
adamc@703: }
adamc@670:
adamc@690:
adamc@729: // Error handling
adamc@729:
adamc@729: function whine(msg) {
adamc@729: alert(msg);
adamc@729: throw msg;
adamc@729: }
adamc@729:
adamc@810: function pf(loc) {
adamc@835: throw ("Pattern match failure (" + loc + ")");
adamc@729: }
adamc@729:
adamc@798: function runHandlers(kind, ls, arg) {
adamc@798: if (ls == null)
adamc@798: alert(kind + ": " + arg);
adamc@729: for (; ls; ls = ls.next)
adamc@729: try {
adamc@729: ls.data(arg)(null);
adamc@729: } catch (v) { }
adamc@729: }
adamc@729:
adamc@729: var errorHandlers = null;
adamc@729:
adamc@729: function onError(f) {
adamc@729: errorHandlers = cons(f, errorHandlers);
adamc@729: }
adamc@729:
adamc@729: function er(s) {
adamc@798: runHandlers("Error", errorHandlers, s);
adamc@729: throw {uw_error: s};
adamc@729: }
adamc@729:
adamc@729: var failHandlers = null;
adamc@729:
adamc@729: function onFail(f) {
adamc@729: failHandlers = cons(f, failHandlers);
adamc@729: }
adamc@729:
adamc@729: function doExn(v) {
adamc@729: if (v == null || v.uw_error == null) {
adamc@729: var s = (v == null ? "null" : v.toString());
adamc@798: runHandlers("Fail", failHandlers, s);
adamc@729: }
adamc@729: }
adamc@729:
adamc@729: var disconnectHandlers = null;
adamc@729:
adamc@729: function onDisconnect(f) {
adamc@729: disconnectHandlers = cons(function (_){return f}, disconnectHandlers);
adamc@729: }
adamc@729:
adamc@729: function discon() {
adamc@798: runHandlers("Disconnect", disconnectHandlers, null);
adamc@729: }
adamc@729:
adamc@729: var connectHandlers = null;
adamc@729:
adamc@729: function onConnectFail(f) {
adamc@729: connectHandlers = cons(function (_){return f}, connectHandlers);
adamc@729: }
adamc@729:
adamc@729: function conn() {
adamc@798: runHandlers("Connect", connectHandlers, null);
adamc@729: }
adamc@729:
adamc@729: var serverHandlers = null;
adamc@729:
adamc@729: function onServerError(f) {
adamc@729: serverHandlers = cons(f, serverHandlers);
adamc@729: }
adamc@729:
adamc@729: function servErr(s) {
adamc@824: window.setTimeout(function () { runHandlers("Server", serverHandlers, s); }, 0);
adamc@729: }
adamc@729:
adamc@729:
adamc@692: // Embedding closures in XML strings
adamc@692:
adamc@693: function cs(f) {
adamc@693: return {closure: f};
adamc@693: }
adamc@693:
adamc@693: function isWeird(v) {
adamc@693: return v.closure != null || v.cat1 != null;
adamc@693: }
adamc@693:
adamc@692: function cat(s1, s2) {
adamc@693: if (isWeird(s1) || isWeird(s2))
adamc@693: return {cat1: s1, cat2: s2};
adamc@693: else
adamc@692: return s1 + s2;
adamc@692: }
adamc@692:
adamc@692: var closures = [];
adamc@703: var freeClosures = null;
adamc@692:
adamc@692: function newClosure(f) {
adamc@703: var n;
adamc@703: if (freeClosures == null) {
adamc@703: n = closures.length;
adamc@703: } else {
adamc@703: n = freeClosures.data;
adamc@703: freeClosures = freeClosures.next;
adamc@703: }
adamc@692: closures[n] = f;
adamc@692: return n;
adamc@692: }
adamc@692:
adamc@703: function freeClosure(n) {
adamc@703: closures[n] = null;
adamc@703: freeClosures = cons(n, freeClosures);
adamc@703: }
adamc@703:
adamc@692: function cr(n) {
adamc@692: return closures[n]();
adamc@692: }
adamc@692:
adamc@703: function flatten(cls, tr) {
adamc@693: if (tr.cat1 != null)
adamc@703: return flatten(cls, tr.cat1) + flatten(cls, tr.cat2);
adamc@703: else if (tr.closure != null) {
adamc@703: var cl = newClosure(tr.closure);
adamc@703: cls.v = cons(cl, cls.v);
adamc@703: return "cr(" + cl + ")";
adamc@703: } else
adamc@692: return tr;
adamc@692: }
adamc@692:
adamc@728: function flattenLocal(s) {
adamc@728: var cls = {v : null};
adamc@728: var r = flatten(cls, s);
adamc@728: for (cl = cls.v; cl != null; cl = cl.next)
adamc@728: freeClosure(cl.data);
adamc@728: return r;
adamc@728: }
adamc@728:
adamc@692:
adamc@692:
adamc@692: // Dynamic tree management
adamc@692:
adamc@690: function populate(node) {
adamc@690: var s = node.signal;
adamc@690: var oldSources = node.sources;
adamc@729: try {
adamc@729: var sr = s();
adamc@729: var newSources = sr.sources;
adamc@690:
adamc@729: for (var sp = oldSources; sp; sp = sp.next)
adamc@729: if (!member(sp.data, newSources))
adamc@729: sp.data.dyns = remove(node, sp.data.dyns);
adamc@690:
adamc@729: for (var sp = newSources; sp; sp = sp.next)
adamc@729: if (!member(sp.data, oldSources))
adamc@729: sp.data.dyns = cons(node, sp.data.dyns);
adamc@690:
adamc@729: node.sources = newSources;
adamc@729: node.recreate(sr.data);
adamc@729: } catch (v) {
adamc@729: doExn(v);
adamc@729: }
adamc@579: }
adamc@574:
adamc@580: function sc(v) {
adamc@690: return {data : v, dyns : null};
adamc@580: }
adamc@580: function sv(s, v) {
adamc@690: s.data = v;
adamc@690: for (var ls = s.dyns; ls; ls = ls.next)
adamc@690: if (!ls.dead)
adamc@690: populate(ls.data);
adamc@580: }
adamc@601: function sg(s) {
adamc@690: return s.data;
adamc@601: }
adamc@579:
adamc@580: function ss(s) {
adamc@690: return function() { return {sources : cons(s, null), data : s.data } };
adamc@580: }
adamc@580: function sr(v) {
adamc@690: return function() { return {sources : null, data : v } };
adamc@580: }
adamc@580: function sb(x,y) {
adamc@690: return function() {
adamc@690: var xr = x();
adamc@690: var yr = y(xr.data)();
adamc@690: return {sources : union(xr.sources, yr.sources), data : yr.data};
adamc@690: };
adamc@580: }
adamc@841: function scur(s) {
adamc@841: return s().data;
adamc@841: }
adamc@571:
adamc@604: function lastParent() {
adamc@604: var pos = document;
adamc@604:
adamc@600: while (pos.lastChild && pos.lastChild.nodeType == 1)
adamc@600: pos = pos.lastChild;
adamc@600:
adamc@600: return pos.parentNode;
adamc@600: }
adamc@600:
adamc@898: function parent() {
adamc@898: return thisScript ? thisScript.parentNode : lastParent();
adamc@898: }
adamc@898:
adamc@604: function addNode(node) {
adamc@899: if (thisScript)
adamc@899: thisScript.parentNode.replaceChild(node, thisScript);
adamc@899: else
adamc@604: lastParent().appendChild(node);
adamc@603: }
adamc@603:
adamc@690: var thisScript = null;
adamc@690:
adamc@604: function runScripts(node) {
adamc@899: if (node.getElementsByTagName) {
adamc@899: var savedScript = thisScript;
adamc@603:
adamc@899: var scripts = node.getElementsByTagName("script"), scriptsCopy = [];
adamc@899: var len = scripts.length;
adamc@899: for (var i = 0; i < len; ++i)
adamc@899: scriptsCopy[i] = scripts[i];
adamc@899: for (var i = 0; i < len; ++i) {
adamc@899: thisScript = scriptsCopy[i];
adamc@899: try {
adamc@899: eval(thisScript.textContent);
adamc@899: } catch (v) {
adamc@899: doExn(v);
adamc@899: }
adamc@899: if (thisScript.parentNode)
adamc@901: thisScript.parentNode.removeChild(thisScript);
adamc@729: }
adamc@899:
adamc@899: thisScript = savedScript;
adamc@604: }
adamc@603: }
adamc@603:
adamc@603:
adamc@692: // Dynamic tree entry points
adamc@692:
adamc@901: function dyn(pnode, s) {
adamc@901: var x = document.createElement("script");
adamc@690: x.dead = false;
adamc@690: x.signal = s;
adamc@690: x.sources = null;
adamc@703: x.closures = null;
adamc@899:
adamc@902: var firstChild = null;
adamc@899:
adamc@690: x.recreate = function(v) {
adamc@703: for (var ls = x.closures; ls; ls = ls.next)
adamc@703: freeClosure(ls.data);
adamc@692:
adamc@902: var next;
adamc@902: for (var child = firstChild; child && child != x; child = next) {
adamc@902: next = child.nextSibling;
adamc@901: if (child.getElementsByTagName) {
adamc@901: var arr = child.getElementsByTagName("script");
adamc@899: for (var i = 0; i < arr.length; ++i) {
adamc@899: var span = arr[i];
adamc@899: span.dead = true;
adamc@899: for (var ls = span.sources; ls; ls = ls.next)
adamc@899: ls.data.dyns = remove(span, ls.data.dyns);
adamc@899: for (var ls = span.closures; ls; ls = ls.next)
adamc@899: freeClosure(ls.data);
adamc@899: }
adamc@847: }
adamc@847:
adamc@901: if (child.parentNode)
adamc@901: child.parentNode.removeChild(child);
adamc@899: }
adamc@690:
adamc@703: var cls = {v : null};
adamc@901: var html = flatten(cls, v);
adamc@703: x.closures = cls.v;
adamc@899:
adamc@901: if (pnode == "table") {
adamc@901: var dummy = document.createElement("body");
adamc@901: dummy.innerHTML = "
";
adamc@901: runScripts(dummy);
adamc@901: var table = x.parentNode;
adamc@901:
adamc@901: var arr = dummy.getElementsByTagName("tbody");
adamc@902: firstChild = null;
adamc@905: if (arr.length > 0 && table != null) {
adamc@901: var tbody = arr[0], next;
adamc@902: firstChild = document.createElement("script");
adamc@902: table.insertBefore(firstChild, x);
adamc@901: for (var node = tbody.firstChild; node; node = next) {
adamc@901: next = node.nextSibling;
adamc@902: table.insertBefore(node, x);
adamc@901: }
adamc@901: }
adamc@903: } else if (pnode == "tr") {
adamc@903: var dummy = document.createElement("body");
adamc@903: dummy.innerHTML = "";
adamc@903: runScripts(dummy);
adamc@903: var table = x.parentNode;
adamc@903:
adamc@903: var arr = dummy.getElementsByTagName("tr");
adamc@903: firstChild = null;
adamc@905: if (arr.length > 0 && table != null) {
adamc@903: var tbody = arr[0], next;
adamc@903: firstChild = document.createElement("script");
adamc@903: table.insertBefore(firstChild, x);
adamc@903: for (var node = tbody.firstChild; node; node = next) {
adamc@903: next = node.nextSibling;
adamc@903: table.insertBefore(node, x);
adamc@903: }
adamc@903: }
adamc@901: } else {
adamc@902: firstChild = document.createElement("span");
adamc@902: firstChild.innerHTML = html;
adamc@902: runScripts(firstChild);
adamc@900: if (x.parentNode)
adamc@902: x.parentNode.insertBefore(firstChild, x);
adamc@899: }
adamc@690: };
adamc@899:
adamc@899: addNode(x);
adamc@690: populate(x);
adamc@571: }
adamc@582:
adamc@817: function input(t, s, recreate) {
adamc@598: var x = document.createElement(t);
adamc@690: x.dead = false;
adamc@690: x.signal = ss(s);
adamc@690: x.sources = null;
adamc@817: x.recreate = recreate(x);
adamc@899: addNode(x);
adamc@690: populate(x);
adamc@816:
adamc@816: return x;
adamc@816: }
adamc@816:
adamc@816: function inp(s) {
adamc@817: var x = input("input", s, function(x) { return function(v) { if (x.value != v) x.value = v; }; });
adamc@816: x.value = s.data;
adamc@816: x.onkeyup = function() { sv(s, x.value) };
adamc@816:
adamc@816: return x;
adamc@816: }
adamc@816:
adamc@816: function sel(s, content) {
adamc@817: var x = input("select", s, function(x) { return function(v) { if (x.value != v) x.value = v; }; });
adamc@816: x.innerHTML = content;
adamc@816: x.value = s.data;
adamc@835: if (x.value != s.data)
adamc@835: sv(s, x.value);
adamc@816: x.onchange = function() { sv(s, x.value) };
adamc@797:
adamc@606: return x;
adamc@598: }
adamc@598:
adamc@817: function chk(s) {
adamc@817: var x = input("input", s, function(x) { return function(v) { if (x.checked != v) x.checked = v; }; });
adamc@817: x.type = "checkbox";
adamc@817: x.checked = s.data;
adamc@817: x.onchange = function() { sv(s, x.checked) };
adamc@817:
adamc@817: return x;
adamc@817: }
adamc@817:
adamc@800: function addOnChange(x, f) {
adamc@800: var old = x.onchange;
adamc@800: x.onchange = function() { old(); f (); };
adamc@800: }
adamc@800:
adamc@692:
adamc@692: // Basic string operations
adamc@692:
adamc@597: function eh(x) {
adamc@800: if (x == null)
adamc@800: return "NULL";
adamc@800: else
adamc@800: return x.split("&").join("&").split("<").join("<").split(">").join(">");
adamc@597: }
adamc@597:
adamc@582: function ts(x) { return x.toString() }
adamc@586: function bs(b) { return (b ? "True" : "False") }
adamc@586:
adamc@828: function sub(s, i) { return s[i]; }
adamc@828: function suf(s, i) { return s.substring(i); }
adamc@828: function slen(s) { return s.length; }
adamc@829: function sidx(s, ch) {
adamc@829: var r = s.indexOf(ch);
adamc@829: if (r == -1)
adamc@829: return null;
adamc@829: else
adamc@829: return r;
adamc@829: }
adamc@831: function sspn(s, chs) {
adamc@831: for (var i = 0; i < s.length; ++i)
adamc@831: if (chs.indexOf(s[i]) != -1)
adamc@831: return i;
adamc@831:
adamc@831: return null;
adamc@831: }
adamc@829: function schr(s, ch) {
adamc@829: var r = s.indexOf(ch);
adamc@829: if (r == -1)
adamc@829: return null;
adamc@829: else
adamc@829: return s.substring(r);
adamc@829: }
adamc@829: function ssub(s, start, len) {
adamc@829: return s.substring(start, start+len);
adamc@829: }
adamc@821:
adamc@649: function pi(s) {
adamc@649: var r = parseInt(s);
adamc@649: if (r.toString() == s)
adamc@649: return r;
adamc@649: else
adamc@729: er("Can't parse int: " + s);
adamc@649: }
adamc@649:
adamc@649: function pfl(s) {
adamc@649: var r = parseFloat(s);
adamc@649: if (r.toString() == s)
adamc@649: return r;
adamc@649: else
adamc@729: er("Can't parse float: " + s);
adamc@649: }
adamc@649:
adamc@838: function pio(s) {
adamc@838: var r = parseInt(s);
adamc@838: if (r.toString() == s)
adamc@838: return r;
adamc@838: else
adamc@838: return null;
adamc@838: }
adamc@838:
adamc@838: function pflo(s) {
adamc@838: var r = parseFloat(s);
adamc@838: if (r.toString() == s)
adamc@838: return r;
adamc@838: else
adamc@838: return null;
adamc@838: }
adamc@838:
adamc@692: function uf(s) {
adamc@925: if (s.length == 0)
adamc@925: return "_";
adamc@925: return (s[0] == '_' ? "_" : "")
adamc@925: + escape(s).replace(new RegExp ("/", "g"), "%2F").replace(new RegExp ("\\+", "g"), "%2B");
adamc@691: }
adamc@691:
adamc@692: function uu(s) {
adamc@925: if (s.length > 0 && s[0] == '_')
adamc@925: s = s.substring(1);
adamc@905: return unescape(s.replace(new RegExp ("\\+", "g"), " "));
adamc@905: }
adamc@905:
adamc@912: function ub(b) {
adamc@912: return b ? "1" : "0";
adamc@912: }
adamc@912:
adamc@905: function uul(getToken, getData) {
adamc@905: var tok = getToken();
adamc@905: if (tok == "Nil") {
adamc@905: return null;
adamc@905: } else if (tok == "Cons") {
adamc@905: var d = getData();
adamc@905: var l = uul(getToken, getData);
adamc@905: return {_1:d, _2:l};
adamc@905: } else
adamc@905: throw ("Can't unmarshal list (" + tok + ")");
adamc@692: }
adamc@692:
adamc@692:
adamc@603:
adamc@692: // Remote calls
adamc@609:
adamc@703: var client_id = null;
adamc@668: var client_pass = 0;
adamc@668: var url_prefix = "/";
adamc@673: var timeout = 60;
adamc@668:
adamc@668: function getXHR(uri)
adamc@609: {
adamc@609: try {
adamc@609: return new XMLHttpRequest();
adamc@609: } catch (e) {
adamc@609: try {
adamc@609: return new ActiveXObject("Msxml2.XMLHTTP");
adamc@609: } catch (e) {
adamc@609: try {
adamc@609: return new ActiveXObject("Microsoft.XMLHTTP");
adamc@609: } catch (e) {
adamc@609: throw "Your browser doesn't seem to support AJAX.";
adamc@609: }
adamc@609: }
adamc@609: }
adamc@609: }
adamc@609:
adamc@736: var sig = null;
adamc@736:
adamc@736: function requestUri(xhr, uri, needsSig) {
adamc@668: xhr.open("GET", uri, true);
adamc@668:
adamc@703: if (client_id != null) {
adamc@668: xhr.setRequestHeader("UrWeb-Client", client_id.toString());
adamc@668: xhr.setRequestHeader("UrWeb-Pass", client_pass.toString());
adamc@668: }
adamc@668:
adamc@736: if (needsSig) {
adamc@736: if (sig == null)
adamc@736: whine("Missing cookie signature!");
adamc@736:
adamc@736: xhr.setRequestHeader("UrWeb-Sig", sig);
adamc@736: }
adamc@736:
adamc@668: xhr.send(null);
adamc@668: }
adamc@668:
adamc@736: function rc(uri, parse, k, needsSig) {
adamc@728: uri = flattenLocal(uri);
adamc@609: var xhr = getXHR();
adamc@609:
adamc@609: xhr.onreadystatechange = function() {
adamc@612: if (xhr.readyState == 4) {
adamc@612: var isok = false;
adamc@612:
adamc@612: try {
adamc@612: if (xhr.status == 200)
adamc@612: isok = true;
adamc@612: } catch (e) { }
adamc@612:
adamc@729: if (isok) {
adamc@729: try {
adamc@729: k(parse(xhr.responseText));
adamc@729: } catch (v) {
adamc@729: doExn(v);
adamc@729: }
adamc@729: } else {
adamc@729: conn();
adamc@649: }
adamc@612: }
adamc@609: };
adamc@609:
adamc@736: requestUri(xhr, uri, needsSig);
adamc@609: }
adamc@667:
adamc@667: function path_join(s1, s2) {
adamc@667: if (s1.length > 0 && s1[s1.length-1] == '/')
adamc@667: return s1 + s2;
adamc@667: else
adamc@667: return s1 + "/" + s2;
adamc@667: }
adamc@667:
adamc@670: var channels = [];
adamc@670:
adamc@670: function newQueue() {
adamc@670: return { front : null, back : null };
adamc@670: }
adamc@670: function enqueue(q, v) {
adamc@670: if (q.front == null) {
adamc@670: q.front = cons(v, null);
adamc@670: q.back = q.front;
adamc@670: } else {
adamc@670: var node = cons(v, null);
adamc@690: q.back.next = node;
adamc@670: q.back = node;
adamc@670: }
adamc@670: }
adamc@670: function dequeue(q) {
adamc@670: if (q.front == null)
adamc@670: return null;
adamc@670: else {
adamc@690: var r = q.front.data;
adamc@690: q.front = q.front.next;
adamc@670: if (q.front == null)
adamc@670: q.back = null;
adamc@670: return r;
adamc@670: }
adamc@670: }
adamc@670:
adamc@670: function newChannel() {
adamc@670: return { msgs : newQueue(), listeners : newQueue() };
adamc@670: }
adamc@670:
adamc@667: function listener() {
adamc@668: var uri = path_join(url_prefix, ".msgs");
adamc@667: var xhr = getXHR();
adamc@673: var tid, orsc, onTimeout;
adamc@673:
adamc@673: var connect = function () {
adamc@673: xhr.onreadystatechange = orsc;
adamc@673: tid = window.setTimeout(onTimeout, timeout * 500);
adamc@736: requestUri(xhr, uri, false);
adamc@673: }
adamc@673:
adamc@673: orsc = function() {
adamc@667: if (xhr.readyState == 4) {
adamc@673: window.clearTimeout(tid);
adamc@673:
adamc@667: var isok = false;
adamc@667:
adamc@667: try {
adamc@667: if (xhr.status == 200)
adamc@667: isok = true;
adamc@667: } catch (e) { }
adamc@667:
adamc@668: if (isok) {
adamc@889: var text = xhr.responseText
adamc@889: if (text == "")
adamc@889: return;
adamc@889: var lines = text.split("\n");
adamc@889:
adamc@729: if (lines.length < 2) {
adamc@729: discon();
adamc@729: return;
adamc@729: }
adamc@669:
adamc@669: for (var i = 0; i+1 < lines.length; i += 2) {
adamc@670: var chn = lines[i];
adamc@670: var msg = lines[i+1];
adamc@670:
adamc@670: if (chn < 0)
adamc@670: whine("Out-of-bounds channel in message from remote server");
adamc@670:
adamc@670: var ch;
adamc@670:
adamc@670: if (chn >= channels.length || channels[chn] == null) {
adamc@670: ch = newChannel();
adamc@670: channels[chn] = ch;
adamc@670: } else
adamc@670: ch = channels[chn];
adamc@670:
adamc@670: var listener = dequeue(ch.listeners);
adamc@670: if (listener == null) {
adamc@670: enqueue(ch.msgs, msg);
adamc@670: } else {
adamc@728: try {
adamc@728: listener(msg);
adamc@728: } catch (v) {
adamc@728: doExn(v);
adamc@728: }
adamc@670: }
adamc@669: }
adamc@669:
adamc@673: connect();
adamc@668: }
adamc@667: else {
adamc@729: try {
adamc@824: if (xhr.status != 0)
adamc@824: servErr("Error querying remote server for messages: " + xhr.status);
adamc@889: } catch (e) { }
adamc@667: }
adamc@667: }
adamc@667: };
adamc@667:
adamc@673: onTimeout = function() {
adamc@673: xhr.abort();
adamc@673: connect();
adamc@673: };
adamc@673:
adamc@673: connect();
adamc@667: }
adamc@670:
adamc@670: function rv(chn, parse, k) {
adamc@682: if (chn == null)
adamc@682: return;
adamc@682:
adamc@670: if (chn < 0)
adamc@670: whine("Out-of-bounds channel receive");
adamc@670:
adamc@670: var ch;
adamc@670:
adamc@670: if (chn >= channels.length || channels[chn] == null) {
adamc@670: ch = newChannel();
adamc@670: channels[chn] = ch;
adamc@670: } else
adamc@670: ch = channels[chn];
adamc@670:
adamc@670: var msg = dequeue(ch.msgs);
adamc@670: if (msg == null) {
adamc@670: enqueue(ch.listeners, function(msg) { k(parse(msg))(null); });
adamc@670: } else {
adamc@728: try {
adamc@728: k(parse(msg))(null);
adamc@728: } catch (v) {
adamc@728: doExn(v);
adamc@728: }
adamc@670: }
adamc@670: }
adamc@693:
adamc@693:
adamc@895: // Key events
adamc@895:
adamc@895: function kc(e) {
adamc@895: return window.event ? e.keyCode : e.which;
adamc@895: }
adamc@895:
adamc@895:
adamc@693: // App-specific code
adamc@693: