// 0.3.3
//     - Options accordion. Can be used to turn a feature on and off.
//     - -dt-'s script compatibility mode
//        (can be [en/dis]able via the options accordion)
//     - Forced to be iso-8859-1.
// 0.3.2
//     - More timeouts for user to go away.
//     - Better handling of commands.. For example:
//           /test => "I am testing"
//       is defined, if you type
//           /test the shoutbox
//       it will become I am testing the shoutbox.
//     - Will no more allow /help to be sent via shoutbox.
//     - Quick text box is moved to lower-left
//     - Quick texts sliding...
// 0.3.2pre
//     - Hidden feature requested by MeEtc.
// 0.3.1
//     - Some commands will not be executed using XMLHttpRequest.
//     - Hide the menu when the user clicks other places.
// 0.3.0
//     - When you click on a user's name, you can choose to quote them, view their profile, or send them a PM.
//     - Quick texts.
//     - An error message (toast) will be displayed when the post was not sucessful.
// 0.2.1
//     - Message sending bux fix.
// 0.2.0
//     - Message sending using XMLHttpRequest.
//     - Alert when a user comes in or go out.
//     - Some code rewrited.
//     - Fixed users online bug.
// 0.1.2
//     - Some fixes, thanks to WDZ.
//     - Comments added, so it would be easier to edit.
// ==UserScript==
// @name           Messenger Plus! Live Shoutbox Improvements
// @namespace      http://www.msghelp.net/
// @description    .....
// @include        http://msghelp.net/shoutbox.php*
// @include        *.msghelp.net/shoutbox.php*
// @exclude        *action=stats*
// @exclude        *action=edit*
// ==/UserScript==
(function(window){
//
// We prefer to use unsafeWindow's document because it has control over
// everything.
//
var document = window.document;
//
// WDZ's way to detect the page. If we are not on page 1, bye bye.
//
var links = document.getElementsByTagName('link')[0]; 
var i;
for (i = 0; i < links.length; i ++) {
	if (links[i].rel == 'prev')
		return;
}
//
// No message form? Ahhhh. Bye.
//
if (typeof document.msgform.message == 'undefined')
	return;
//
// Toasters
//
var alerts = document.createElement('div');
alerts.appendChild (document.createElement('div'));
alerts.style.position = 'fixed';
alerts.style.bottom = '0';
alerts.style.right = '0';
document.body.appendChild (alerts);
//
// This makes the animations smoother
//
function _smooth(x) {
	if (x == 1) {
		return 1;
	} else if (x == 0) {
		return 0;
	} else if (x < 0.5) {
		x *= 2;
		x *= x;
		x /= 2;
	} else {
		x *= 2;
		x -= 1;
		x = 1 - x;
		x *= x;
		x = 1 - x;
		x += 1;
		x /= 2;
	}
	return x;
}
//
// Creates a toast.
//
function _alert(x) {
	//
	// Create 2 elements and set their style.
	//
	var ca = [document.createElement('div'), document.createElement('div')];
	ca[0].appendChild(ca[1]);
	ca[0].style.width = '24em';
	ca[0].style.overflow = 'hidden';
	ca[1].style.textAlign = 'center';
	ca[1].style.border = '1px solid #7493B8';
	ca[1].style.borderWidth = '1px 0 0 1px';
	ca[1].style.padding = '1em';
	ca[1].style.background = '#E5EFFA';
	ca[1].style.color = '#1C2530';
	ca[1].style.font = '8pt Tahoma';
	ca[1].innerHTML = x;
	
	//
	// Animation: Slide out
	//
	var o2 = 1;
	var o2f = 0;
	function f2() {
		o2 -= 0.08;
		if (o2 < 0)
			o2 = 0;
		ca[0].style.height = Math.round(_smooth(o2) * o2f) + 'px';
		if (o2 > 0)
			setTimeout (f2, 30);
		else
			ca[0].parentNode.removeChild (ca[0]);
	}
	
	//
	// Animation: Fade in
	//
	var o1 = 0;
	function f1() {
		o1 += 4;
		if (o1 > 100)
			o1 = 100;
		ca[0].style.MozOpacity = o1 / 100;
		ca[0].style.opacity = o1 / 100;
		if (o1 < 100)
			setTimeout (f1, 20);
		else
			setTimeout (function() {
				o2f = ca[0].offsetHeight;
				f2 ();
			}, 6000);
	}
	
	//
	// Add to the toast list.
	//
	setTimeout (function() {
		f1 ();
		ca[0].style.display = 'block';
	}, (alerts.childNodes.length - 1) * 1234);
	
	ca[0].style.display = 'none';
	alerts.insertBefore (ca[0], alerts.firstChild);
}
//
// Welcome toast was here.
//
//
// Get the default value
//
var dfv = document.msgform.message.defaultValue;
//
// Used with range
//
var ranger = document.createElement('div');
document.body.appendChild(ranger);
//
// XMLHttpRequest
//
function _xh() {
	return new XMLHttpRequest();
}
var timrr = 0;
//
// Parses the HTML into objects.
//
function _parse(x, y) {
	var r = document.createRange();
	r.selectNode (ranger);
	var d = r.createContextualFragment(x);
	//window.console.dirxml (d);
	var i;
	var e = {};
	for (i = 0; i < d.childNodes.length; i ++) {
		if (typeof e[d.childNodes[i].nodeName] == 'undefined')
			e[d.childNodes[i].nodeName] = [];
		e[d.childNodes[i].nodeName][e[d.childNodes[i].nodeName].length] = d.childNodes[i];
	}
	return e;
}
//
// Parse #2 - parse the data recieved from _parse.
//
var oldctl = {};
var firsttime = 1;
function _parse2(e) {
	var oldimsrc = document.images["rfswitch"].src;
	document.getElementsByTagName('table')[0].innerHTML = e['TABLE'][0].innerHTML;
	document.getElementsByTagName('table')[5].innerHTML = e['TABLE'][1].innerHTML;
	document.msgform.validshout.value = e['FORM'][0].getElementsByTagName('input')[2].value;
	document.images["rfswitch"].src = oldimsrc;
	var newctl = {};
	var i;
	var nl = e['TABLE'][1].getElementsByTagName('a');
	var par = nl[0].parentNode.parentNode;
	for (i = 1; i < nl.length; i ++) {
		newctl[nl[i].innerHTML] = 1;
		nl[i].style.textDecoration = 'none';
	}
	if (!firsttime) {
		for (i in oldctl) {
			if (typeof newctl[i] == 'undefined') {
				if (oldctl[i] == 1) {
					newctl[i] = 2;
				} else if (oldctl[i][1] == 2) {
					_alert (i + ' left the shoutbox.');
				}
			}
		}
		for (i in newctl) {
			if (typeof oldctl[i] == 'undefined') {
				_alert (i + ' entered the shoutbox.');
			}
		}
	}
	oldctl = newctl;
	firsttime = 0;
}
//
// This function re-refreshes.
//
function _refresh() {
	var x = _xh();
	//
	// Status handling.
	//
	x.onreadystatechange = function() {
		if (x.readyState == 4 && x.status == 200) {
			try {
				_parse2 (_parse(x.responseText));
			} catch (er) {
				_alert ('Could not parse the response text.');
			}
		}
	};
	//
	// Open a request.
	//
	x.open ('get', location.href.indexOf('?') == -1 ? location.href + '?dtuniqid=' + Math.random() : location.href + '&dtuniqid=' + Math.random(), true);
	x.overrideMimeType ('text/html; charset=iso-8859-1'); 
	x.send ('');
	//
	// Queue a timer.
	//
	timrr = setTimeout (_refresh, 11111);
}
//
// Focus the message entry
//
setTimeout (function() {
	document.msgform.message.focus ();
}, 100);
//
// Edit the message box.
//
document.msgform.message.style.width = '20%';
document.msgform.message.style.fontSize = '13px';
//
// Quick Texts!
//
var qm = document.createElement('div');
qm.style.position = 'fixed';
qm.style.bottom = '6em';
qm.style.width = '24em';
qm.style.left = '2em';
document.body.style.paddingBottom = '0em';
qm.style.padding = '1px';
qm.className = 'tborder';
document.body.appendChild (qm);
var qmph = document.createElement('div');
qm.appendChild (qmph);
var qmt = document.createElement('div');
qmt.style.marginBottom = '1px';
qmt.style.padding = '5px';
qmt.style.fontWeight = 'bold';
qmt.appendChild (document.createTextNode('Quick Texts (hover me)'));
qmt.className = 'trow1';
qmph.appendChild (qmt);
var qmbc = document.createElement('div');
qmbc.style.height = '0';
qmbc.style.overflow = 'hidden';
var qmb = document.createElement('div');
qmb.style.padding = '4px';
qmb.className = 'trow2';
qmph.appendChild (qmbc);
qmbc.appendChild (qmb);
var qmd = {};
//
// Show the quick messages list on mouse over.
//
var qmdat = 0;
var qmto  = 0;
var qmtim = 0;
function qmfollow() {
	if (qmdat < qmto) {
		qmdat += 0.07;
		if (qmdat >= qmto) {
			qmdat = qmto;
			qmbc.style.height = '';
		} else {
			qmbc.style.height = Math.round(_smooth(qmdat) * qmb.offsetHeight) + 'px';
			qmtim = setTimeout(qmfollow, 24);
		}
	} else if (qmdat > qmto) {
		qmdat -= 0.07;
		if (qmdat < qmto) qmdat = qmto;
		qmbc.style.height = Math.round(_smooth(qmdat) * qmb.offsetHeight) + 'px';
		qmtim = setTimeout(qmfollow, 24);
	}
}
qmph.onmouseover = function() {
	qmto = 1;
	clearTimeout (qmtim);
	qmtim = setTimeout(qmfollow, 16);
}
qmph.onmouseout = function() {
	qmto = 0;
	clearTimeout (qmtim);
	qmtim = setTimeout(qmfollow, 16);
}
//
// Saves the quick message list.
//
function qmSave() {
	function qmEscape(z) {
		return z.replace(/(\\|')/g, '\\$1');
	}
	var o = '';
	for (i in qmd) {
		if (o != '')
			o += ',';
		o += '[\'' + (qmEscape(i)) + '\',\'' + (qmEscape(qmd[i])) + '\']';
	}
	GM_setValue('quicks', escape('[' + o + ']'));
	qmUpdate ();
}
//
// Options!
//
var opph = document.createElement('div');
qm.appendChild (opph);
var opt = document.createElement('div');
opt.style.marginBottom = '1px';
opt.style.padding = '5px';
opt.style.fontWeight = 'bold';
opt.appendChild (document.createTextNode('Options (hover me)'));
opt.className = 'trow1';
opph.appendChild (opt);
var opbc = document.createElement('div');
opbc.style.height = '0';
opbc.style.overflow = 'hidden';
var opb = document.createElement('div');
opb.style.padding = '4px';
opb.className = 'trow2';
opph.appendChild (opbc);
opbc.appendChild (opb);
var opdat = 0;
var opto  = 0;
var optim = 0;
function opfollow() {
	if (opdat < opto) {
		opdat += 0.07;
		if (opdat >= opto) {
			opdat = opto;
			opbc.style.height = '';
		} else {
			opbc.style.height = Math.round(_smooth(opdat) * opb.offsetHeight) + 'px';
			optim = setTimeout(opfollow, 24);
		}
	} else if (opdat > opto) {
		opdat -= 0.07;
		if (opdat < opto) opdat = opto;
		opbc.style.height = Math.round(_smooth(opdat) * opb.offsetHeight) + 'px';
		optim = setTimeout(opfollow, 24);
	}
}
opph.onmouseover = function() {
	opto = 1;
	clearTimeout (optim);
	optim = setTimeout(opfollow, 16);
}
opph.onmouseout = function() {
	opto = 0;
	clearTimeout (optim);
	optim = setTimeout(opfollow, 16);
}
var opts = {};
function optAddVal(vald, labl, df) {
	var dc = document.createElement('div');
	dc.appendChild (document.createTextNode(labl));
	dc.style.padding = '0.4em 0';
	var ah = document.createElement('a');
	function updLook() {
		ah.innerHTML = opts[vald] ? '[ON]' : '[off]';
	}
	ah.href = '#';
	ah.onclick = function() {
		var nv = GM_getValue(vald, df) ^ 1;
		opts[vald] = nv;
		GM_setValue(vald, nv);
		updLook ();
		return false;
	};
	dc.appendChild (ah);
	opts[vald] = GM_getValue(vald, df);
	updLook ();
	opb.appendChild (dc);
}
optAddVal ('dtcompat',    '* Enable text sending using XMLHttpRequest (-dt-\'s shoutbox cc script will fail if this is set to on) ', 1);
optAddVal ('toasts',      '* Enable toasts (disable this to get rid of stupid, annoying toasts) ', 1);
optAddVal ('quicktexts',  '* Parse quick texts (you still can edit the list of quick texts when this is not turned on) ', 1);
var old_alert = _alert;
_alert = function(x) {
	if (opts.toasts) {
		old_alert (x);
	}
}
//
// Saves the quick message list.
//
function qmSave() {
	function qmEscape(z) {
		return z.replace(/(\\|')/g, '\\$1');
	}
	var o = '';
	for (i in qmd) {
		if (o != '')
			o += ',';
		o += '[\'' + (qmEscape(i)) + '\',\'' + (qmEscape(qmd[i])) + '\']';
	}
	GM_setValue('quicks', escape('[' + o + ']'));
	qmUpdate ();
}
//
// Update the quick message list.
//
function qmUpdate() {
	//
	// Reset the body and the data.
	//
	qmb.innerHTML = '';
	qmd = {};
	
	//
	// Add one to list.
	//
	function a2l(x) {
		qmd[x[0]] = x[1];
		var cm = document.createElement('div');
		var cl = [document.createElement('a'), document.createElement('a'), document.createElement('a')];
		cl[0].href = '#';
		cl[1].href = '#';
		cl[2].href = '#';
		cl[0].appendChild (document.createTextNode('/' + x[0]));
		cl[1].appendChild (document.createTextNode('Edit'));
		cl[2].appendChild (document.createTextNode('Delete'));
		cl[0].onclick = function() {
			document.msgform.message.value = '/' + x[0];
			document.msgform.message.focus ();
			return false;
		};
		cl[1].onclick = function() {
			var yzz = prompt('Please enter the text to bind with this command.', qmd[x[0]]);
			if (!yzz || yzz == '') {
				alert ('Error: No text specified.');
				return false;
			}
			qmd[x[0]] = yzz;
			qmSave ();
			return false;
		};
		cl[2].onclick = function() {
			delete qmd[x[0]];
			qmSave ();
			return false;
		};
		cm.appendChild (cl[0]);
		cm.appendChild (document.createTextNode(' ('));
		cm.appendChild (cl[1]);
		cm.appendChild (document.createTextNode(' / '));
		cm.appendChild (cl[2]);
		cm.appendChild (document.createTextNode(')'));
		qmb.appendChild (cm);
	}
	
	//
	// Get the data.
	//
	var gmd = eval(unescape(GM_getValue('quicks', escape('[]'))));
	
	//
	// Make the list.
	//
	if (gmd.length == 0) {
		var nm = document.createElement('div');
		nm.style.textAlign = 'center';
		nm.appendChild (document.createTextNode('No quick messages.'));
		qmb.appendChild (nm);
	} else {
		var i;
		for (i = 0; i < gmd.length; i ++) {
			a2l (gmd[i]);
		}
	}
	
	//
	// Add new one
	//
	var am = document.createElement('div');
	am.style.textAlign = 'center';
	am.style.paddingTop = '1em';
	var al = document.createElement('a');
	al.href = '#';
	al.appendChild (document.createTextNode('(Create one!)'));
	al.onclick = function() {
		var xzz = prompt('Please enter the command.\r\n\r\nFor example, if you input "ttyl", you can access it by typing "/ttyl" in the message entry.', '');
		if (!xzz || xzz == '') {
			alert ('Error: No commands specified.');
			return false;
		}
		var yzz = prompt('Please enter the text to bind with this command.', '');
		if (!yzz || yzz == '') {
			alert ('Error: No text specified.');
			return false;
		}
		qmd[xzz] = yzz;
		qmSave ();
		return false;
	};
	am.appendChild (al);
	qmb.appendChild (am);
}
qmUpdate ();
//
// Show the error
//
function showError() {
	var $z = GM_getValue ('error', 0);
	$z ++;
	GM_setValue ('error', $z);
	_alert ('<strong>Error:</strong> An error has occured while sending the message.<br />You may talk too fast, you may quoted a non-existant shout or a server error has occured. Please try again.<br /><br />You made ' + $z + ' error' + ($z == 1 ? '' : 's') + ' to date.');
	return $z;
}
//
// Edit the sending behavior.
//
document.msgform.onsubmit = function() {
	//
	// Check message and create XMLHttpRequest.
	//
	if (document.msgform.message.value == dfv || document.msgform.message.value.match(/^\s*$/))
		return false;
	//
	// Command key?
	//
	if (opts.quicktexts) {
	if (document.msgform.message.value.charAt(0) == '/') {
		var crp = document.msgform.message.value.substr(1);
		var crp2 = (crp.indexOf(' ') == -1 ? crp : crp.substr(0, crp.indexOf(' ')));
		var crp3 = (crp.indexOf(' ') == -1 ? '' : crp.substr(crp.indexOf(' ') + 1));
		//
		// Is that quick text exists?
		//
		if (typeof qmd[crp] != 'undefined') {
			document.msgform.message.value = qmd[crp];
		//
		// Command with arguments?
		//
		} else if (typeof qmd[crp2] != 'undefined') {
			document.msgform.message.value = qmd[crp2] + ' ' + crp3;
		//
		// Simulate an error?
		//
		} else if (document.msgform.message.value == '/errstats') {
			document.msgform.message.value = 'My error-penis is ' +  GM_getValue('error', 0) + ' cm long!! :pound:'; // MeEtc

		//
		// Normal commands?
		//
		} else if (document.msgform.message.value.match(/\/(ls\d*|shout|theme|help)/)) {
			//
			// Prevent AJAX submit by using some system commands.
			//
			return true;
		}
	}
	} else {
		if (document.msgform.message.value.match(/\/(ls\d*|shout|theme|help)/)) {
			//
			// Prevent AJAX submit by using some system commands.
			//
			return true;
		}
	}
	
	//
	// -dt-'s compatibility hack.
	//
	if (!opts['dtcompat'])
		return unsafeWindow.checkName ();
	
	var x = _xh();
	//
	// Status handling.
	//
	x.onreadystatechange = function() {
		if (x.readyState == 4 && x.status == 200) {
			try {
				_parse2 (_parse(x.responseText));
				document.msgform.message.value = '';
			} catch (er) {
				showError();
			}
			document.msgform.message.disabled = false;
			setTimeout (function() {
				document.msgform.message.focus ();
			}, 100);
		}
	};
	//
	// Open a request.
	//
	x.open ('post', 'shoutbox.php?dtuniqid=' + Math.random(), true);
	x.setRequestHeader ('Content-Type', 'application/x-www-form-urlencoded; charset=iso-8859-1');
	x.overrideMimeType ('text/html; charset=iso-8859-1'); 
	x.send ('rf=' + encodeURIComponent(document.msgform.rf.value) + '&action=send&validshout=' + encodeURIComponent(document.msgform.validshout.value) + '&message=' + escape(document.msgform.message.value).replace(/%u([a-f0-9]+)/gi, function (x, y) {
		return '&#' + parseInt(y, 16) + ';';
	}));
	document.msgform.blur ();
	document.msgform.message.disabled = true;
	// 
	// Just return false
	//
	return false;
};
//
// Refreshing hack.
//
if (document.images) {
	var loadon = new Image(15, 16);
	var loadoff = new Image(15, 16);
	loadon.src = "images/refreshon.gif";
	loadoff.src = "images/refreshoff.gif";
}
//
// Don't do the old refresh.
//
window.sbRefresh = function() {}; // This function should do NOTHING!
//
// Use the new one!
//
//window.rfSwitch  = function() {
//	// New switching method.
//	if (document.images["rfswitch"].src == loadon.src) {
//		document.images["rfswitch"].src = loadoff.src;
//		document.msgform.rf.value = '0';
//		_alert ('Auto-reload turned off.');
//		clearTimeout (timrr);
//	} else {
//		document.images["rfswitch"].src = loadon.src;
//		document.msgform.rf.value = '1';
//		clearTimeout (timrr);
//		_alert ('Auto-reload turned on.');
//		setTimeout (_refresh, 6000);
//	}
//};
//
// These functions get the top and left position of an element.
// Modified from DtJS. http://dttvb.yi.org/dtjs/
//
function gp(el) {
	var tmp = [el.offsetLeft, el.offsetTop];
	el = el.offsetParent;
	while (el) {
		tmp[0] += el.offsetLeft;
		tmp[1] += el.offsetTop;
		el = el.offsetParent;
	}
	return tmp;
}
//
// User Menu Construction
//
var lmdat = [0, 0];
var lm = document.createElement('div');
lm.style.position = 'absolute';
lm.style.padding = '1px';
lm.style.width = '15em';
lm.style.paddingTop = '0';
lm.className = 'tborder';
lm.style.display = 'none';
document.body.appendChild (lm);
var lmid = 0;
var lmtid = 0;
//
// This function hides the menu and returns true.
//
function lmh() {
	clearTimeout (lmtid);
	setTimeout (function() {
		lm.style.display = 'none';
	}, 100);
	return true;
}
//
// This function makes it easy to add more menu.
//
function lmc(tx, fu) {
	var ce = document.createElement('div');
	ce.style.padding = '3px';
	ce.style.marginTop = '1px';
	ce.style.cursor = 'pointer';
	ce.appendChild (document.createTextNode(tx));
	ce.onclick = fu;
	ce.onmouseover = function() {
		ce.style.fontWeight = 'bold';
	};
	ce.onmouseout  = function() {
		ce.style.fontWeight = '';
	};
	ce.className = 'trow' + ((lmid++ % 2) + 1);
	lm.appendChild (ce);
	return ce;
}
//
// Now add some menus using that function.
//
lmc ('Quote this shout', function() {
	var hd = '/quote ' + lmdat[0] + ' ';
	document.msgform.message.value = document.msgform.message.value.replace (new RegExp('^\\s*/quote\\s+\\d+\\s*', 'i'), '');
	if (document.msgform.message.value == dfv || document.msgform.message.value.match(/^\s*$/))
		document.msgform.message.value = '<message here!!>';
	document.msgform.message.value = hd + document.msgform.message.value;
	document.msgform.message.focus ();
	setTimeout (function() {
		document.msgform.message.selectionStart = hd.length;
		document.msgform.message.selectionEnd   = document.msgform.message.value.length;
	}, 100);
});
lmc ('View profile', function() {
	window.open ('member.php?uid=' + lmdat[1], '_blank');
});
lmc ('Send private message', function() {
	window.open ('private.php?action=send&uid=' + lmdat[1], '_blank');
});
//
// Mouseclicking on a user
//
(function() {
	//
	// This function occurs on mouse down.
	//
	function oc(e) {
		//
		// Cancel the default behavior?
		//
		var ex = 0;
		var idm;
		var idu;
		
		//
		// Get the target.
		//
		var ce = e.target;
		
		//
		// Look for the link.
		//
		while (ce.nodeName != 'BODY' && ce.nodeName != 'HTML') {
			if (ce.nodeName == 'A')
				break;
			ce = ce.parentNode;
		}
		
		//
		// Cancel if link not found.
		//
		if (ce.nodeName != 'A')
			return lmh();
		
		//
		// Cancel if not a member link.
		//
		if (ce.title != 'View profile')
			return lmh();
		
		//
		// Cancel if the ID not specified.
		//
		if (!(idu = ce.href.match(/uid=(\d+)/)))
			return lmh();
		
		//
		// Cancel if no shout ID is specified.
		//
		if (!(idm = ce.parentNode.parentNode.title.match(/ID (\d+)/))) if (!(idm = ce.parentNode.parentNode.parentNode.title.match(/ID (\d+)/)))
			return lmh();
		
		//
		// OK, now prevent standard things to happen.
		//
		ex = 1;
		
		//
		// Set the values for the menu..
		//
		lmdat = [idm[1], idu[1]];
		
		//
		// Get the position of the link.
		//
		var geo = gp(ce);
		
		//
		// And place the popup menu..
		//
		lm.style.left = geo[0] + 'px';
		lm.style.top = (geo[1] + ce.offsetHeight) + 'px';
		
		//
		// Display the menu!
		//
		lm.style.display = 'block';
		
		//
		// This do the trick! ;)
		//
		if (ex) {
			e.stopPropagation ();
			e.preventDefault ();
		}
	}
	document.addEventListener ('click', oc, false);
})();
//
// Queue for update if previously.
//
if (document.images["rfswitch"].src == loadon.src) {
	timrr = setTimeout (_refresh, 8000);
} else {
	_alert ('Note: Auto-reload feature is not turned on. Click the auto-reload button at the bottom-left corner of this page to turn it on.');
}
})(typeof unsafeWindow == 'undefined' ? window : unsafeWindow);