[tt-rss.git] / lib / iui / iui.js

/*
   Copyright (c) 2007-9, iUI Project Members
   See LICENSE.txt for licensing terms
 */


(function() {

var slideSpeed = 20;
var slideInterval = 0;

var currentPage = null;
var currentDialog = null;
var currentWidth = 0;
var currentHash = location.hash;
var hashPrefix = "#_";
var pageHistory = [];
var newPageCount = 0;
var checkTimer;
var hasOrientationEvent = false;
var portraitVal = "portrait";
var landscapeVal = "landscape";

// *************************************************************************************************

window.iui =
{
	animOn: true,	// Slide animation with CSS transition is now enabled by default where supported

	showPage: function(page, backwards)
	{
		if (page)
		{
			if (currentDialog)
			{
				currentDialog.removeAttribute("selected");
				currentDialog = null;
			}

			if (hasClass(page, "dialog"))
				showDialog(page);
			else
			{
				var fromPage = currentPage;
				currentPage = page;

				if (fromPage)
					setTimeout(slidePages, 0, fromPage, page, backwards);
				else
					updatePage(page, fromPage);
			}
		}
	},

	showPageById: function(pageId)
	{
		var page = $(pageId);
		if (page)
		{
			var index = pageHistory.indexOf(pageId);
			var backwards = index != -1;
			if (backwards)
				pageHistory.splice(index, pageHistory.length);

			iui.showPage(page, backwards);
		}
	},

	showPageByHref: function(href, args, method, replace, cb, backwards)
	{
		var req = new XMLHttpRequest();
		req.onerror = function()
		{
			if (cb)
				cb(false);
		};
		
		req.onreadystatechange = function()
		{
			if (req.readyState == 4)
			{
				if (replace)
					replaceElementWithSource(replace, req.responseText);
				else
				{
					var frag = document.createElement("div");
					frag.innerHTML = req.responseText;
					iui.insertPages(frag.childNodes, backwards);
				}
				if (cb)
					setTimeout(cb, 1000, true);
			}
		};

		if (args)
		{
			req.open(method || "GET", href, true);
			req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
			req.setRequestHeader("Content-Length", args.length);
			req.send(args.join("&"));
		}
		else
		{
			req.open(method || "GET", href, true);
			req.send(null);
		}
	},
	
	insertPages: function(nodes, backwards)
	{
		var targetPage;
		for (var i = 0; i < nodes.length; ++i)
		{
			var child = nodes[i];
			if (child.nodeType == 1)
			{
				if (!child.id)
					child.id = "__" + (++newPageCount) + "__";

				var clone = $(child.id);
				if (clone)
					clone.parentNode.replaceChild(child, clone);
				else
					document.body.appendChild(child);

				if (child.getAttribute("selected") == "true" || !targetPage)
					targetPage = child;
				
				--i;
			}
		}

		if (targetPage)
			iui.showPage(targetPage, backwards);	 
	},

	getSelectedPage: function()
	{
		for (var child = document.body.firstChild; child; child = child.nextSibling)
		{
			if (child.nodeType == 1 && child.getAttribute("selected") == "true")
				return child;
		}	 
	},
	isNativeUrl: function(href)
	{
		for(var i = 0; i < iui.nativeUrlPatterns.length; i++)
		{
			if(href.match(iui.nativeUrlPatterns[i])) return true;
		}
		return false;
	},
	nativeUrlPatterns: [
		new RegExp("^http:\/\/maps.google.com\/maps\?"),
		new RegExp("^mailto:"),
		new RegExp("^tel:"),
		new RegExp("^http:\/\/www.youtube.com\/watch\\?v="),
		new RegExp("^http:\/\/www.youtube.com\/v\/"),
		new RegExp("^javascript:"),

	]
};

// *************************************************************************************************

addEventListener("load", function(event)
{
	var page = iui.getSelectedPage();
	var locPage = getPageFromLoc();
		
	if (page)
			iui.showPage(page);
	
	if (locPage && (locPage != page))
		iui.showPage(locPage);
	
	setTimeout(preloadImages, 0);
	if (typeof window.onorientationchange == "object")
	{
		window.onorientationchange=orientChangeHandler;
		hasOrientationEvent = true;
		setTimeout(orientChangeHandler, 0);
	}
	setTimeout(checkOrientAndLocation, 0);
	checkTimer = setInterval(checkOrientAndLocation, 300);
}, false);

addEventListener("unload", function(event)
{
	return;
}, false);
	
addEventListener("click", function(event)
{
	var link = findParent(event.target, "a");
	if (link)
	{
		function unselect() { link.removeAttribute("selected"); }
		
		if (link.href && link.hash && link.hash != "#" && !link.target)
		{
			link.setAttribute("selected", "true");
			iui.showPage($(link.hash.substr(1)));
			setTimeout(unselect, 500);
		}
		if (link == $("backButton")) {
			history.back();
		} else if (link.getAttribute("type") == "submit")
		{
			var form = findParent(link, "form");
			if (form.target == "_self")
			{
			    form.submit();
			    return;  // return so we don't preventDefault
			}
			submitForm(form);
		}
		else if (link.getAttribute("type") == "cancel")
			cancelDialog(findParent(link, "form"));
		else if (link.target == "_replace")
		{
			link.setAttribute("selected", "progress");
			iui.showPageByHref(link.href, null, null, link, unselect);
		}
		else if (iui.isNativeUrl(link.href))
		{
			return;
		}
		else if (link.target == "_webapp")
		{
			location.href = link.href;
		}
		else if (!link.target)
		{
			link.setAttribute("selected", "progress");

			var backwards = link.getAttribute("backwards");

			iui.showPageByHref(link.href, null, null, null, unselect, backwards);
		}
		else
			return;
		
		event.preventDefault();		   
	}
}, true);

addEventListener("click", function(event)
{
	var div = findParent(event.target, "div");
	if (div && hasClass(div, "toggle"))
	{
		div.setAttribute("toggled", div.getAttribute("toggled") != "true");
		event.preventDefault();		   
	}
}, true);

function getPageFromLoc()
{
	var page;
	var result = location.hash.match(/#_([^\?_]+)/);
	if (result)
		page = result[1];
	if (page)
		page = $(page);
	return page;
}

function orientChangeHandler()
{
	var orientation=window.orientation;
	switch(orientation)
	{
	case 0:
		setOrientation(portraitVal);
		break;	
		
	case 90:
	case -90: 
		setOrientation(landscapeVal);
		break;
	}
}


function checkOrientAndLocation()
{
	if (!hasOrientationEvent)
	{
	  if (window.innerWidth != currentWidth)
	  {	  
		  currentWidth = window.innerWidth;
		  var orient = currentWidth == 320 ? portraitVal : landscapeVal;
		  setOrientation(orient);
	  }
	}

	if (location.hash != currentHash)
	{
		var pageId = location.hash.substr(hashPrefix.length);
		iui.showPageById(pageId);
	}
}

function setOrientation(orient)
{
	document.body.setAttribute("orient", orient);
	setTimeout(scrollTo, 100, 0, 1);
}

function showDialog(page)
{
	currentDialog = page;
	page.setAttribute("selected", "true");
	
	if (hasClass(page, "dialog") && !page.target)
		showForm(page);
}

function showForm(form)
{
	form.onsubmit = function(event)
	{
		event.preventDefault();
		submitForm(form);
	};
	
	form.onclick = function(event)
	{
		if (event.target == form && hasClass(form, "dialog"))
			cancelDialog(form);
	};
}

function cancelDialog(form)
{
	form.removeAttribute("selected");
}

function updatePage(page, fromPage)
{
	if (!page.id)
		page.id = "__" + (++newPageCount) + "__";

	location.hash = currentHash = hashPrefix + page.id;
	pageHistory.push(page.id);

	var pageTitle = $("pageTitle");
	if (page.title)
		pageTitle.innerHTML = page.title;

	if (page.localName.toLowerCase() == "form" && !page.target)
		showForm(page);
		
	var backButton = $("backButton");
	if (backButton)
	{
		var prevPage = $(pageHistory[pageHistory.length-2]);
		if (prevPage && !page.getAttribute("hideBackButton"))
		{
			backButton.style.display = "inline";
			backButton.innerHTML = prevPage.title ? prevPage.title : "Back";
		}
		else
			backButton.style.display = "none";
	}	 


	var backButton = $("myBackButton");
	if (backButton)
	{
		var label = page.getAttribute("myBackLabel");

		if (label)
		{
			backButton.style.display = "inline";
			backButton.innerHTML = label;
			backButton.href = page.getAttribute("myBackHref");
			backButton.target = page.getAttribute("myBackTarget");
			backButton.setAttribute("backwards", "true");
		}
		else
			backButton.style.display = "none";
	}	 

}

function slidePages(fromPage, toPage, backwards)
{		 
	var axis = (backwards ? fromPage : toPage).getAttribute("axis");

	clearInterval(checkTimer);
	
	if (canDoSlideAnim() && axis != 'y')
	{
	  slide2(fromPage, toPage, backwards, slideDone);
	}
	else
	{
	  slide1(fromPage, toPage, backwards, axis, slideDone);
	}

	function slideDone()
	{
	  if (!hasClass(toPage, "dialog"))
		  fromPage.removeAttribute("selected");
	  checkTimer = setInterval(checkOrientAndLocation, 300);
	  setTimeout(updatePage, 0, toPage, fromPage);
	  fromPage.removeEventListener('webkitTransitionEnd', slideDone, false);
	}
}

function canDoSlideAnim()
{
  return (iui.animOn) && (typeof WebKitCSSMatrix == "object");
}

function slide1(fromPage, toPage, backwards, axis, cb)
{
	if (axis == "y")
		(backwards ? fromPage : toPage).style.top = "100%";
	else
		toPage.style.left = "100%";

	scrollTo(0, 1);
	toPage.setAttribute("selected", "true");
	var percent = 100;
	slide();
	var timer = setInterval(slide, slideInterval);

	function slide()
	{
		percent -= slideSpeed;
		if (percent <= 0)
		{
			percent = 0;
			clearInterval(timer);
			cb();
		}
	
		if (axis == "y")
		{
			backwards
				? fromPage.style.top = (100-percent) + "%"
				: toPage.style.top = percent + "%";
		}
		else
		{
			fromPage.style.left = (backwards ? (100-percent) : (percent-100)) + "%"; 
			toPage.style.left = (backwards ? -percent : percent) + "%"; 
		}
	}
}


function slide2(fromPage, toPage, backwards, cb)
{
	toPage.style.webkitTransitionDuration = '0ms'; // Turn off transitions to set toPage start offset
	// fromStart is always 0% and toEnd is always 0%
	// iPhone won't take % width on toPage
	var toStart = 'translateX(' + (backwards ? '-' : '') + window.innerWidth +	'px)';
	var fromEnd = 'translateX(' + (backwards ? '100%' : '-100%') + ')';
	toPage.style.webkitTransform = toStart;
	toPage.setAttribute("selected", "true");
	toPage.style.webkitTransitionDuration = '';	  // Turn transitions back on
	function startTrans()
	{
		fromPage.style.webkitTransform = fromEnd;
		toPage.style.webkitTransform = 'translateX(0%)'; //toEnd
	}
	fromPage.addEventListener('webkitTransitionEnd', cb, false);
	setTimeout(startTrans, 0);
}

function preloadImages()
{
	var preloader = document.createElement("div");
	preloader.id = "preloader";
	document.body.appendChild(preloader);
}

function submitForm(form)
{
	iui.showPageByHref(form.action || "POST", encodeForm(form), form.method);
}

function encodeForm(form)
{
	function encode(inputs)
	{
		for (var i = 0; i < inputs.length; ++i)
		{
			if (inputs[i].name)
				args.push(inputs[i].name + "=" + escape(inputs[i].value));
		}
	}

	var args = [];
	encode(form.getElementsByTagName("input"));
	encode(form.getElementsByTagName("textarea"));
	encode(form.getElementsByTagName("select"));
	return args;	
}

function findParent(node, localName)
{
	while (node && (node.nodeType != 1 || node.localName.toLowerCase() != localName))
		node = node.parentNode;
	return node;
}

function hasClass(self, name)
{
	var re = new RegExp("(^|\\s)"+name+"($|\\s)");
	return re.exec(self.getAttribute("class")) != null;
}

function replaceElementWithSource(replace, source)
{
	var page = replace.parentNode;
	var parent = replace;
	while (page.parentNode != document.body)
	{
		page = page.parentNode;
		parent = parent.parentNode;
	}

	var frag = document.createElement(parent.localName);
	frag.innerHTML = source;

	page.removeChild(parent);

	while (frag.firstChild)
		page.appendChild(frag.firstChild);
}

function $(id) { return document.getElementById(id); }
function ddd() { console.log.apply(console, arguments); }

})();
Commit	Line	Data
3518718b AD	1	/*
	2	Copyright (c) 2007-9, iUI Project Members
	3	See LICENSE.txt for licensing terms
	4	*/
	5
	6
	7	(function() {
	8
	9	var slideSpeed = 20;
	10	var slideInterval = 0;
	11
	12	var currentPage = null;
	13	var currentDialog = null;
	14	var currentWidth = 0;
	15	var currentHash = location.hash;
	16	var hashPrefix = "#_";
	17	var pageHistory = [];
	18	var newPageCount = 0;
	19	var checkTimer;
	20	var hasOrientationEvent = false;
	21	var portraitVal = "portrait";
	22	var landscapeVal = "landscape";
	23
	24	// *************************************************************************************************
	25
	26	window.iui =
	27	{
	28	animOn: true, // Slide animation with CSS transition is now enabled by default where supported
	29
	30	showPage: function(page, backwards)
	31	{
	32	if (page)
	33	{
	34	if (currentDialog)
	35	{
	36	currentDialog.removeAttribute("selected");
	37	currentDialog = null;
	38	}
	39
	40	if (hasClass(page, "dialog"))
	41	showDialog(page);
	42	else
	43	{
	44	var fromPage = currentPage;
	45	currentPage = page;
	46
	47	if (fromPage)
	48	setTimeout(slidePages, 0, fromPage, page, backwards);
	49	else
	50	updatePage(page, fromPage);
	51	}
	52	}
	53	},
	54
	55	showPageById: function(pageId)
	56	{
	57	var page = $(pageId);
	58	if (page)
	59	{
	60	var index = pageHistory.indexOf(pageId);
	61	var backwards = index != -1;
	62	if (backwards)
	63	pageHistory.splice(index, pageHistory.length);
	64
65	iui.showPage(page, backwards);
66	}
67	},
68
69	showPageByHref: function(href, args, method, replace, cb, backwards)
70	{
71	var req = new XMLHttpRequest();
72	req.onerror = function()
73	{
74	if (cb)
75	cb(false);
76	};
77
78	req.onreadystatechange = function()
79	{
80	if (req.readyState == 4)
81	{
82	if (replace)
83	replaceElementWithSource(replace, req.responseText);
84	else
85	{
86	var frag = document.createElement("div");
87	frag.innerHTML = req.responseText;
88	iui.insertPages(frag.childNodes, backwards);
89	}
90	if (cb)
91	setTimeout(cb, 1000, true);
92	}
93	};
94
95	if (args)
96	{
97	req.open(method \|\| "GET", href, true);
98	req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
99	req.setRequestHeader("Content-Length", args.length);
100	req.send(args.join("&"));
101	}
102	else
103	{
104	req.open(method \|\| "GET", href, true);
105	req.send(null);
106	}
107	},
108
109	insertPages: function(nodes, backwards)
110	{
111	var targetPage;
112	for (var i = 0; i < nodes.length; ++i)
113	{
114	var child = nodes[i];
115	if (child.nodeType == 1)
116	{
117	if (!child.id)
118	child.id = "__" + (++newPageCount) + "__";
119
120	var clone = $(child.id);
121	if (clone)
122	clone.parentNode.replaceChild(child, clone);
123	else
124	document.body.appendChild(child);
125
126	if (child.getAttribute("selected") == "true" \|\| !targetPage)
127	targetPage = child;
128
129	--i;
130	}
131	}
132
133	if (targetPage)
134	iui.showPage(targetPage, backwards);
135	},
136
137	getSelectedPage: function()
138	{
139	for (var child = document.body.firstChild; child; child = child.nextSibling)
140	{
141	if (child.nodeType == 1 && child.getAttribute("selected") == "true")
142	return child;
143	}
144	},
145	isNativeUrl: function(href)
146	{
147	for(var i = 0; i < iui.nativeUrlPatterns.length; i++)
148	{
149	if(href.match(iui.nativeUrlPatterns[i])) return true;
150	}
151	return false;
152	},
153	nativeUrlPatterns: [
154	new RegExp("^http:\/\/maps.google.com\/maps\?"),
155	new RegExp("^mailto:"),
156	new RegExp("^tel:"),
157	new RegExp("^http:\/\/www.youtube.com\/watch\\?v="),
158	new RegExp("^http:\/\/www.youtube.com\/v\/"),
159	new RegExp("^javascript:"),
160
161	]
162	};
163
164	// *************************************************************************************************
165
166	addEventListener("load", function(event)
167	{
168	var page = iui.getSelectedPage();
169	var locPage = getPageFromLoc();
170
171	if (page)
172	iui.showPage(page);
173
174	if (locPage && (locPage != page))
175	iui.showPage(locPage);
176
177	setTimeout(preloadImages, 0);
178	if (typeof window.onorientationchange == "object")
179	{
180	window.onorientationchange=orientChangeHandler;
181	hasOrientationEvent = true;
182	setTimeout(orientChangeHandler, 0);
183	}
184	setTimeout(checkOrientAndLocation, 0);
185	checkTimer = setInterval(checkOrientAndLocation, 300);
186	}, false);
187
188	addEventListener("unload", function(event)
189	{
190	return;
191	}, false);
192
193	addEventListener("click", function(event)
194	{
195	var link = findParent(event.target, "a");
196	if (link)
197	{
198	function unselect() { link.removeAttribute("selected"); }
199
200	if (link.href && link.hash && link.hash != "#" && !link.target)
201	{
202	link.setAttribute("selected", "true");
203	iui.showPage($(link.hash.substr(1)));
204	setTimeout(unselect, 500);
205	}
3e092346	206	if (link == $("backButton")) {
3518718b AD	207	history.back();
	208	} else if (link.getAttribute("type") == "submit")
	209	{
	210	var form = findParent(link, "form");
	211	if (form.target == "_self")
	212	{
	213	form.submit();
	214	return; // return so we don't preventDefault
	215	}
	216	submitForm(form);
	217	}
	218	else if (link.getAttribute("type") == "cancel")
	219	cancelDialog(findParent(link, "form"));
	220	else if (link.target == "_replace")
	221	{
	222	link.setAttribute("selected", "progress");
	223	iui.showPageByHref(link.href, null, null, link, unselect);
	224	}
	225	else if (iui.isNativeUrl(link.href))
	226	{
	227	return;
	228	}
	229	else if (link.target == "_webapp")
	230	{
	231	location.href = link.href;
	232	}
	233	else if (!link.target)
	234	{
	235	link.setAttribute("selected", "progress");
3e092346 AD	236
	237	var backwards = link.getAttribute("backwards");
	238
	239	iui.showPageByHref(link.href, null, null, null, unselect, backwards);
3518718b AD	240	}
	241	else
	242	return;
	243
	244	event.preventDefault();
	245	}
	246	}, true);
	247
	248	addEventListener("click", function(event)
	249	{
	250	var div = findParent(event.target, "div");
	251	if (div && hasClass(div, "toggle"))
	252	{
	253	div.setAttribute("toggled", div.getAttribute("toggled") != "true");
	254	event.preventDefault();
	255	}
	256	}, true);
	257
	258	function getPageFromLoc()
	259	{
	260	var page;
	261	var result = location.hash.match(/#_([^\?_]+)/);
	262	if (result)
	263	page = result[1];
	264	if (page)
	265	page = $(page);
	266	return page;
	267	}
	268
	269	function orientChangeHandler()
	270	{
	271	var orientation=window.orientation;
	272	switch(orientation)
	273	{
	274	case 0:
	275	setOrientation(portraitVal);
	276	break;
	277
	278	case 90:
	279	case -90:
	280	setOrientation(landscapeVal);
	281	break;
	282	}
	283	}
	284
	285
	286	function checkOrientAndLocation()
	287	{
	288	if (!hasOrientationEvent)
	289	{
	290	if (window.innerWidth != currentWidth)
	291	{
	292	currentWidth = window.innerWidth;
	293	var orient = currentWidth == 320 ? portraitVal : landscapeVal;
	294	setOrientation(orient);
	295	}
	296	}
	297
	298	if (location.hash != currentHash)
	299	{
	300	var pageId = location.hash.substr(hashPrefix.length);
	301	iui.showPageById(pageId);
	302	}
	303	}
304
305	function setOrientation(orient)
306	{
307	document.body.setAttribute("orient", orient);
308	setTimeout(scrollTo, 100, 0, 1);
309	}
310
311	function showDialog(page)
312	{
313	currentDialog = page;
314	page.setAttribute("selected", "true");
315
316	if (hasClass(page, "dialog") && !page.target)
317	showForm(page);
318	}
319
320	function showForm(form)
321	{
322	form.onsubmit = function(event)
323	{
324	event.preventDefault();
325	submitForm(form);
326	};
327
328	form.onclick = function(event)
329	{
330	if (event.target == form && hasClass(form, "dialog"))
331	cancelDialog(form);
332	};
333	}
334
335	function cancelDialog(form)
336	{
337	form.removeAttribute("selected");
338	}
339
340	function updatePage(page, fromPage)
341	{
342	if (!page.id)
343	page.id = "__" + (++newPageCount) + "__";
344
345	location.hash = currentHash = hashPrefix + page.id;
346	pageHistory.push(page.id);
347
348	var pageTitle = $("pageTitle");
349	if (page.title)
350	pageTitle.innerHTML = page.title;
351
352	if (page.localName.toLowerCase() == "form" && !page.target)
353	showForm(page);
354
355	var backButton = $("backButton");
356	if (backButton)
357	{
358	var prevPage = $(pageHistory[pageHistory.length-2]);
359	if (prevPage && !page.getAttribute("hideBackButton"))
360	{
361	backButton.style.display = "inline";
362	backButton.innerHTML = prevPage.title ? prevPage.title : "Back";
363	}
364	else
365	backButton.style.display = "none";
366	}
3e092346 AD	367
	368
	369	var backButton = $("myBackButton");
	370	if (backButton)
	371	{
	372	var label = page.getAttribute("myBackLabel");
	373
	374	if (label)
	375	{
	376	backButton.style.display = "inline";
	377	backButton.innerHTML = label;
	378	backButton.href = page.getAttribute("myBackHref");
	379	backButton.target = page.getAttribute("myBackTarget");
	380	backButton.setAttribute("backwards", "true");
	381	}
	382	else
	383	backButton.style.display = "none";
	384	}
	385
3518718b AD	386	}
	387
	388	function slidePages(fromPage, toPage, backwards)
	389	{
	390	var axis = (backwards ? fromPage : toPage).getAttribute("axis");
	391
	392	clearInterval(checkTimer);
	393
	394	if (canDoSlideAnim() && axis != 'y')
	395	{
	396	slide2(fromPage, toPage, backwards, slideDone);
	397	}
	398	else
	399	{
	400	slide1(fromPage, toPage, backwards, axis, slideDone);
	401	}
	402
	403	function slideDone()
	404	{
	405	if (!hasClass(toPage, "dialog"))
	406	fromPage.removeAttribute("selected");
	407	checkTimer = setInterval(checkOrientAndLocation, 300);
	408	setTimeout(updatePage, 0, toPage, fromPage);
	409	fromPage.removeEventListener('webkitTransitionEnd', slideDone, false);
	410	}
	411	}
	412
	413	function canDoSlideAnim()
	414	{
	415	return (iui.animOn) && (typeof WebKitCSSMatrix == "object");
	416	}
	417
	418	function slide1(fromPage, toPage, backwards, axis, cb)
	419	{
	420	if (axis == "y")
	421	(backwards ? fromPage : toPage).style.top = "100%";
	422	else
	423	toPage.style.left = "100%";
	424
	425	scrollTo(0, 1);
	426	toPage.setAttribute("selected", "true");
	427	var percent = 100;
	428	slide();
	429	var timer = setInterval(slide, slideInterval);
	430
	431	function slide()
	432	{
	433	percent -= slideSpeed;
	434	if (percent <= 0)
	435	{
	436	percent = 0;
	437	clearInterval(timer);
	438	cb();
	439	}
	440
	441	if (axis == "y")
	442	{
	443	backwards
	444	? fromPage.style.top = (100-percent) + "%"
	445	: toPage.style.top = percent + "%";
	446	}
	447	else
	448	{
	449	fromPage.style.left = (backwards ? (100-percent) : (percent-100)) + "%";
450	toPage.style.left = (backwards ? -percent : percent) + "%";
451	}
452	}
453	}
454
455
456	function slide2(fromPage, toPage, backwards, cb)
457	{
458	toPage.style.webkitTransitionDuration = '0ms'; // Turn off transitions to set toPage start offset
459	// fromStart is always 0% and toEnd is always 0%
460	// iPhone won't take % width on toPage
461	var toStart = 'translateX(' + (backwards ? '-' : '') + window.innerWidth + 'px)';
462	var fromEnd = 'translateX(' + (backwards ? '100%' : '-100%') + ')';
463	toPage.style.webkitTransform = toStart;
464	toPage.setAttribute("selected", "true");
465	toPage.style.webkitTransitionDuration = ''; // Turn transitions back on
466	function startTrans()
467	{
468	fromPage.style.webkitTransform = fromEnd;
469	toPage.style.webkitTransform = 'translateX(0%)'; //toEnd
470	}
471	fromPage.addEventListener('webkitTransitionEnd', cb, false);
472	setTimeout(startTrans, 0);
473	}
474
475	function preloadImages()
476	{
477	var preloader = document.createElement("div");
478	preloader.id = "preloader";
479	document.body.appendChild(preloader);
480	}
481
482	function submitForm(form)
483	{
484	iui.showPageByHref(form.action \|\| "POST", encodeForm(form), form.method);
485	}
486
487	function encodeForm(form)
488	{
489	function encode(inputs)
490	{
491	for (var i = 0; i < inputs.length; ++i)
492	{
493	if (inputs[i].name)
494	args.push(inputs[i].name + "=" + escape(inputs[i].value));
495	}
496	}
497
498	var args = [];
499	encode(form.getElementsByTagName("input"));
500	encode(form.getElementsByTagName("textarea"));
501	encode(form.getElementsByTagName("select"));
502	return args;
503	}
504
505	function findParent(node, localName)
506	{
507	while (node && (node.nodeType != 1 \|\| node.localName.toLowerCase() != localName))
508	node = node.parentNode;
509	return node;
510	}
511
512	function hasClass(self, name)
513	{
514	var re = new RegExp("(^\|\\s)"+name+"($\|\\s)");
515	return re.exec(self.getAttribute("class")) != null;
516	}
517
518	function replaceElementWithSource(replace, source)
519	{
520	var page = replace.parentNode;
521	var parent = replace;
522	while (page.parentNode != document.body)
523	{
524	page = page.parentNode;
525	parent = parent.parentNode;
526	}
527
528	var frag = document.createElement(parent.localName);
529	frag.innerHTML = source;
530
531	page.removeChild(parent);
532
533	while (frag.firstChild)
534	page.appendChild(frag.firstChild);
535	}
536
537	function $(id) { return document.getElementById(id); }
538	function ddd() { console.log.apply(console, arguments); }
539
540	})();