mirror of
https://github.com/seigler/dash-docs
synced 2025-07-27 01:36:13 +00:00
Rework menus for mobile compatibility
Start supporting touch events for non-buggy iOS support and faster menus Display and hide wallets on click instead of on mouseout to prevent accidental clicks or mouseout events Add a wrapper function to detect ghost and accidental clicks Reorganize wallet javascript functions for better readability Fix bug in which a wallet would display on mouse over after user clicked inside it's bubble Fix accidental use of global variables
This commit is contained in:
parent
8c3852e230
commit
5707cea630
7 changed files with 462 additions and 300 deletions
96
js/base.js
96
js/base.js
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@ -83,32 +83,88 @@ for (var i = 0, nd = document.getElementsByTagName('*'), n = nd.length; i < n; i
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}
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}
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function onTouchClick(e, callback) {
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// Detect and handle clicks using click and touch events while preventing accidental or ghost clicks.
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var timeout = 1000,
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touchEndListener = function(e) {
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// Call callback if touch events match the patterns of a click.
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removeEvent(t, 'touchend', touchEndListener);
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setClickTimeout();
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if (Math.abs(e.changedTouches[0].pageX - x) > 20 || Math.abs(e.changedTouches[0].pageY - y) > 20) return;
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callback(e);
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},
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wrongClickListener = function(e) {
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// Cancel click events on different targets within timeframe.
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// This avoids accidental clicks when the page is scrolled or updated due to the 300ms click event delay on mobiles.
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removeEvent(document.body, 'click', wrongClickListener);
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if (!clickReady() && getEventTarget(e) != t) cancelEvent(e);
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}
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setClickTimeout = function() {
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// Update timeout during which click events will be blocked.
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document.body.setAttribute('data-touchtimeout', new Date().getTime() + timeout);
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},
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clickReady = function() {
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// Check if timeout during click events are blocked has expired.
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var ti = document.body.getAttribute('data-touchtimeout');
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return (ti === null || ti === '' || parseInt(ti, 10) < new Date().getTime());
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};
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// Apply appropriate actions according to each event type.
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switch (e.type) {
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case 'touchstart':
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// Save initial touchstart coordinates and listen for touchend events and accidental click events.
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var x = e.changedTouches[0].pageX,
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y = e.changedTouches[0].pageY,
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t = e.changedTouches[0].target;
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setClickTimeout();
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addEvent(t, 'touchend', touchEndListener);
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addEvent(document.body, 'click', wrongClickListener);
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setTimeout(function() {
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removeEvent(document.body, 'click', wrongClickListener);
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}, timeout);
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break;
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case 'click':
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// Call callback on click in the absence of a recent touchstart event to prevent ghost clicks.
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if (!clickReady()) return;
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callback();
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break;
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}
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}
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function mobileMenuShow(e) {
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// Show the mobile menu when the visitors touch the menu icon.
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var mm = document.getElementById('menusimple');
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var ml = document.getElementById('langselect');
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var t = document.getElementById('menumobile');
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mm.style.display = ml.style.display = (mm.style.display == 'block') ? '' : 'block';
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cancelEvent(e);
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var show = function() {
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var mm = document.getElementById('menusimple');
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var ml = document.getElementById('langselect');
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mm.style.display = ml.style.display = (mm.style.display == 'block') ? '' : 'block';
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cancelEvent(e);
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};
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onTouchClick(e, show);
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}
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function mobileMenuHover(e) {
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// Add a delay before hiding menu for mobiles to prevent accidental clicks.
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var p = t = getEventTarget(e);
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if (t.nodeName != 'A') return;
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while (p.parentNode.nodeName != 'DIV') p = p.parentNode;
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while (t.nodeName != 'LI' || t.parentNode != p) t = t.parentNode;
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var ul = null;
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if (t.getElementsByTagName('UL').length > 0) {
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var ul = t.getElementsByTagName('UL')[0];
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addClass(ul, 'hover');
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}
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setTimeout(function() {
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for (var i = 0, nd = p.getElementsByTagName('UL'), n = nd.length; i < n; i++) {
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if (nd[i] == ul) continue;
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removeClass(nd[i], 'hover');
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// Prevent mobile menu to shrink on hover to prevent accidental clicks on other entries.
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var t = getEventTarget(e),
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fn = (t.parentNode.className.indexOf('hover') === -1) ? addClass : removeClass,
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initHover = function() {
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if (t.nodeName != 'A') return;
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var p = t;
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while (p.parentNode.nodeName == 'UL' || p.parentNode.nodeName == 'LI') p = p.parentNode;
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addClass(p, 'menutap');
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for (var i = 0, nds = p.getElementsByTagName('LI'), n = nds.length; i < n; i++) {
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if (nds[i] == t.parentNode) continue;
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removeClass(nds[i], 'active');
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if (nds[i].getElementsByTagName('UL').length > 0) continue;
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removeClass(nds[i], 'hover');
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}
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}, 1);
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while (t != p) {
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if (t.nodeName == 'LI') {
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fn(t, 'hover');
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fn(t, 'active');
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}
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t = t.parentNode;
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}
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};
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onTouchClick(e, initHover);
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}
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function addAnchorLinks() {
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244
js/main.js
244
js/main.js
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@ -104,7 +104,7 @@ document.body.setAttribute('data-scrollstatus', setInterval(function() {
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function supportCSS(id) {
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// Return true if the browser supports given CSS feature.
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var x = domPrefixes = 'Webkit Moz ms O'.split(' ');
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var domPrefixes = 'Webkit Moz ms O'.split(' ');
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var nd = document.createElement('DIV');
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id = id.toLowerCase();
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if (nd.style[id] !== undefined) return true;
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@ -162,7 +162,8 @@ cancelEvent(e);
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function materialShow(e) {
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// Display more materials on the "Press center" page at user request.
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var p = t = getEventTarget(e);
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var t = getEventTarget(e),
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p = t;
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while (p.nodeType != 1 || p.nodeName != 'DIV') p = p.parentNode;
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expandBox(p);
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cancelEvent(e);
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@ -170,7 +171,8 @@ cancelEvent(e);
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function librariesShow(e) {
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// Display more open source projects on the "Development" page at user request.
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var p = t = getEventTarget(e);
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var t = getEventTarget(e),
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p = t;
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while (p.nodeType != 1 || p.nodeName != 'UL') p = p.parentNode;
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expandBox(p);
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cancelEvent(e);
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@ -333,106 +335,119 @@ if (typeof(Storage) === 'undefined') return;
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if (sessionStorage.getItem('develdocdisclaimerclose') === '1') disclaimerClose();
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}
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function walletMenuListener(e) {
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// Listen for events on the wallet menu.
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var t = getEventTarget(e),
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walletSelectPlatform = function() {
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if (t.nodeName != 'A') return;
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walletShowPlatform(t.getAttribute('data-walletcompat'));
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if (isMobile() && t.parentNode.getElementsByTagName('UL').length == 0) scrollToNode(document.getElementById('wallets'));
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};
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// Pre-process events and call appropriate function.
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onTouchClick(e, walletSelectPlatform);
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}
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function walletListener(e) {
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// Listen events on the wallets categories menu and hide / show / select wallets accordingly.
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var t = getEventTarget(e);
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switch (e.type) {
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case 'click':
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if (t.nodeName == 'A') walletSelectPlatform(t);
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break;
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case 'mouseover':
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if (t.nodeName == 'A') walletShowPlatform(t.getAttribute('data-walletcompat'));
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if (t.nodeName == 'A') clearTimeout(document.getElementById('walletmenu').getAttribute('data-wallettimeout'));
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break;
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case 'mouseout':
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clearTimeout(document.getElementById('walletmenu').getAttribute('data-wallettimeout'));
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document.getElementById('walletmenu').setAttribute('data-wallettimeout', setTimeout(walletFallbackPlatform, 100));
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break;
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}
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}
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function walletSelectPlatform(t) {
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// Select wallets platform when the mouse clicks on the menu.
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var p = t;
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while (p.nodeName != 'DIV') p = p.parentNode;
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for (var i = 0, nds = p.getElementsByTagName('A'), n = nds.length; i < n; i++) {
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nds[i].removeAttribute('data-select');
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removeClass(nds[i].parentNode, 'select');
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}
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t.setAttribute('data-select', '1');
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addClass(t.parentNode, 'select');
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if (isMobile() && t.parentNode.getElementsByTagName('UL').length == 0) {
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setTimeout(function() {
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scrollToNode(document.getElementById('wallets'));
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}, 10);
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}
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}
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function walletFallbackPlatform() {
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// Show back wallets for selected platform when the mouse leaves the menu without selecting another platform.
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var select = null;
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var active = null;
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for (var i = 0, nds = document.getElementById('walletmenu').getElementsByTagName('A'), n = nds.length; i < n; i++) {
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if (nds[i].getAttribute('data-select') == '1') select = nds[i];
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if (nds[i].getAttribute('data-active') == '1') active = nds[i];
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}
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if (select === null || active === null) return;
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walletShowPlatform(select.getAttribute('data-walletcompat'));
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// Listen for events on wallets.
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var t = getEventTarget(e),
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walletShow = function() {
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// Show wallet on click on mobile or desktop.
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if (t.id == 'wallets') return;
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while (t.parentNode && t.parentNode.id != 'wallets') t = t.parentNode;
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if (!t.parentNode) return;
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if (isMobile()) {
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var p = document.getElementById('walletsmobile');
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t = t.cloneNode(true);
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p.innerHTML = '';
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p.appendChild(t);
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scrollToNode(p);
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} else {
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addClass(t, 'active');
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addEvent(document.body, 'click', walletListener);
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}
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},
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walletHide = function() {
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// Disable wallet when the mouse clicks elsewhere.
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for (var i = 0, wallets = document.getElementById('wallets').childNodes, n = wallets.length; i < n; i++) {
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if (wallets[i].nodeType != 1) continue;
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removeClass(wallets[i], 'active');
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}
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removeEvent(document.body, 'click', walletListener);
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};
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// Call appropriate function on click.
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onTouchClick(e, function() {
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walletHide();
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walletShow();
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});
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}
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function walletShowPlatform(platform) {
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// Show wallets for given platform in the menu.
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var fallback = '';
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// Update menu and set fallback category if hovering in a submenu.
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for (var i = 0, nds = document.getElementById('walletmenu').getElementsByTagName('A'), n = nds.length; i < n; i++) {
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if (nds[i].getAttribute('data-walletcompat') != platform) continue;
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if (nds[i].getAttribute('data-active') == 1) return;
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var t = nds[i];
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if (nds[i].parentNode.parentNode.parentNode.nodeName == 'LI') fallback = nds[i].parentNode.parentNode.parentNode.getElementsByTagName('A')[0].getAttribute('data-walletcompat');
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break;
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}
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for (var i = 0, nds = document.getElementById('walletmenu').getElementsByTagName('A'), n = nds.length; i < n; i++) {
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nds[i].removeAttribute('data-active');
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removeClass(nds[i].parentNode, 'active');
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}
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if (platform != 'default') {
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t.setAttribute('data-active', '1');
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addClass(t.parentNode, 'active');
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if (t.parentNode.parentNode.parentNode.nodeName == 'LI') addClass(t.parentNode.parentNode.parentNode, 'active');
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}
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// Replace wallets by those for given platform and rotate.
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var p = document.getElementById('wallets');
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var ti = 200;
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if (p.getAttribute('timeout') === null || p.getAttribute('timeout') === '' || !supportCSS('transition')) ti = 1;
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addClass(p, 'disabled');
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clearTimeout(p.getAttribute('timeout'));
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p.setAttribute('timeout', setTimeout(function() {
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p.innerHTML = '';
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for (var i = 0, nds = document.getElementById('walletsswitch').childNodes, n = nds.length; i < n; i++) {
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if (nds[i].nodeType != 1) continue;
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var id = nds[i].id.split('-')[1];
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if (document.getElementById('wallet-' + id)) continue;
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var nd = null;
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if (platform == 'default') {
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var defpl = ['desktop', 'mobile'];
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for (var ii = 0, nn = defpl.length; ii < nn; ii++) {
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if (document.getElementById('wallet-' + id + '-' + defpl[ii])) var nd = document.getElementById('wallet-' + id + '-' + defpl[ii]);
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}
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}
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else {
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if (document.getElementById('wallet-' + id + '-' + platform)) var nd = document.getElementById('wallet-' + id + '-' + platform);
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else if (document.getElementById('wallet-' + id + '-' + fallback) && document.getElementById('wallet-' + id + '-' + fallback).getAttribute('data-walletcompat').indexOf(platform) !== -1) var nd = document.getElementById('wallet-' + id + '-' + fallback);
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}
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if (nd === null) continue;
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nd = nd.cloneNode(true);
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nd.id = 'wallet-' + id;
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addClass(nd, 'nohover');
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p.appendChild(nd);
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var t = null,
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fallback = '',
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walletMenu = document.getElementById('walletmenu'),
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getMenuState = function() {
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// Find active node in the menu for given platform and fallback category if in a submenu.
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for (var i = 0, nds = walletMenu.getElementsByTagName('A'), n = nds.length; i < n; i++) {
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if (nds[i].getAttribute('data-walletcompat') != platform) continue;
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if (nds[i].getAttribute('data-active') == 1) return false;
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t = nds[i];
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var p = nds[i].parentNode.parentNode.parentNode;
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if (p.nodeName == 'LI') fallback = p.getElementsByTagName('A')[0].getAttribute('data-walletcompat');
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break;
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}
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walletRotate()
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removeClass(p, 'disabled');
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document.getElementById('walletsmobile').innerHTML = '';
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}, ti));
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return true;
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},
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updateMenu = function() {
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// Set active nodes in the menu for the new platform.
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for (var i = 0, nds = walletMenu.getElementsByTagName('A'), n = nds.length; i < n; i++) {
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nds[i].removeAttribute('data-active');
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removeClass(nds[i].parentNode, 'active');
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}
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if (platform != 'default') {
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t.setAttribute('data-active', '1');
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addClass(t.parentNode, 'active');
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var p = t.parentNode.parentNode.parentNode;
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if (p.nodeName == 'LI') addClass(p, 'active');
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}
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},
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updateWallets = function() {
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// Replace wallets by those for given platform and rotate them.
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var p = document.getElementById('wallets');
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var lasttimeout = p.getAttribute('data-timeout');
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var timeout = (lasttimeout !== null && lasttimeout !== '' && supportCSS('transition')) ? 200 : 1;
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addClass(p, 'disabled');
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addClass(p, 'nohover');
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clearTimeout(lasttimeout);
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p.setAttribute('data-timeout', setTimeout(function() {
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p.innerHTML = '';
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var platforms = (platform == 'default') ? ['desktop', 'mobile'] : [platform];
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for (var i = 0, nds = document.getElementById('walletsswitch').childNodes, n = nds.length; i < n; i++) {
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if (nds[i].nodeType != 1) continue;
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var id = nds[i].id.split('-')[1];
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if (document.getElementById('wallet-' + id)) continue;
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var nd = null;
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for (var ii = 0, nn = platforms.length; ii < nn; ii++) {
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var wp = document.getElementById('wallet-' + id + '-' + platforms[ii]);
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if (wp) var nd = wp;
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}
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if (nd === null) {
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var wf = document.getElementById('wallet-' + id + '-' + fallback);
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if (wf && wf.getAttribute('data-walletcompat').indexOf(platform) !== -1) var nd = wf;
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}
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if (nd === null) continue;
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nd = nd.cloneNode(true);
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nd.id = 'wallet-' + id;
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p.appendChild(nd);
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}
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walletRotate();
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removeClass(p, 'disabled');
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document.getElementById('walletsmobile').innerHTML = '';
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}, timeout));
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};
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if(!getMenuState()) return;
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updateMenu();
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updateWallets();
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}
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function walletRotate() {
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@ -455,41 +470,6 @@ for (var k in ar) {
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}
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}
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function walletShow(e) {
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// Show wallet on click on mobile or desktop.
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var t = getEventTarget(e);
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if (t.id == 'wallets') return;
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while (t.parentNode.id != 'wallets') t = t.parentNode;
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if (isMobile()) {
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var p = document.getElementById('walletsmobile');
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t = t.cloneNode(true);
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p.innerHTML = '';
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p.appendChild(t);
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scrollToNode(p);
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} else {
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t.setAttribute('data-previousclass', t.className);
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removeClass(t, 'nohover');
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removeClass(t, 'disabled');
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addEvent(t, 'mouseover', walletHide);
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addEvent(t, 'mouseout', walletHide);
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}
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}
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function walletHide(e) {
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// Disable wallet when the mouse leaves the wallet bubble.
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var t = getEventTarget(e);
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if (t.id == 'wallets') return;
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while (t.parentNode.id != 'wallets') t = t.parentNode;
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clearTimeout(t.getAttribute('data-disabletimeout'));
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if (e.type == 'mouseover') return;
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t.setAttribute('data-disabletimeout', setTimeout(function() {
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for (var i = 0, nds = t.getAttribute('data-previousclass').split(' '), n = nds.length; i < n; i++) addClass(t, nds[i]);
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t.removeAttribute('data-disabletimeout');
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removeEvent(t, 'mouseout', walletHide);
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removeEvent(t, 'mouseover', walletHide);
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}, 1));
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}
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function makeEditable(e) {
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// An easter egg that makes the page editable when user click on the page and hold their mouse button for one second.
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// This trick allows translators and writers to preview their work.
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