511 lines
12 KiB
JavaScript
511 lines
12 KiB
JavaScript
'use strict';
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// JStuff
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function JStuff(query)
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{
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this.nodes = null;
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if (typeof query === 'string' || query instanceof String) {
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this.nodes = document.querySelectorAll(query);
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} else {
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this.nodes = [ query ];
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}
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this.all = function(func, arg) {
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var i, result;
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for (i = 0; i < this.nodes.length; i++) {
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result = func(this.nodes[i], arg);
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}
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return result;
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};
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this.attribute = function(name, value) {
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return this.all(function(node, attr) {
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if (attr.v)
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node.setAttribute(attr.k, attr.v);
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return node.getAttribute(attr.k);
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}, {k: name, v: value});
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};
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this.onClick = function(handler) {
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this.all(function(n, f) {n.addEventListener('click', f, false)}, handler);
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return this;
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};
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this.onSubmit = function(handler) {
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this.all(function(n, f) {n.addEventListener('submit', f, false)}, handler);
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return this;
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};
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this.addClass = function(className) {
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this.all(function(node, cn) {
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if (node.classList)
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node.classList.add(className);
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}, className);
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return this;
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}
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this.removeClass = function(className) {
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this.all(function(node, cn) {
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if (node.classList)
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node.classList.remove(className);
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}, className);
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return this;
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}
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this.replaceClass = function(oldClass, newClass) {
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this.all(function(node, obj) {
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if (node.classList) {
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node.classList.remove(obj.ocl);
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node.classList.add(obj.ncl);
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}
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}, {ocl: oldClass, ncl: newClass});
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return this;
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}
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this.switchClass = function(className) {
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this.all(function(node, obj) {
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if (node.classList) {
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node.classList.toggle(className);
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}
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}, className);
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return this;
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}
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this.hasClass = function(className) {
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return this.all(function(node, cn) {
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if (node.classList) {
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return node.classList.contains(cn);
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} else {
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return (node.className.indexOf(cn) != -1);
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}
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}, className);
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}
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this.value = function(value) {
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return this.all(function(node, val) {
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if (node.value) {
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if (typeof (val) !== 'undefined')
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node.value = val;
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return node.value;
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}
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return null;
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}, value);
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}
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}
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window.$ = function(q){return new JStuff(q)};
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window.$.main = function(func) {
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if (window.addEventListener) {
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addEventListener("load", func, false);
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} else if (window.attachEvent) {
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attachEvent("onload", func);
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} else {
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onload = func;
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}
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}
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$.create = function(tagName, childNode) {
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var n = document.createElement(tagName);
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if (childNode)
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n.appendChild(childNode);
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return new JStuff(n);
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}
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$.createLabel = function(text) {
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return new JStuff(document.createTextNode(text));
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}
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// AJAX
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function JStuffAjax(attr) {
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var GET = 'GET',
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POST = 'POST',
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t = this,
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query = '',
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method,
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r;
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try {
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method = (attr.method == POST) ? POST : GET;
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} catch(e) {
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method = GET;
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}
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this.onReadyStateChange = function() {
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if (this.request.readyState == 4) {
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if (this.request.status === 200) {
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if (typeof (this.attr.handler) !== 'undefined') {
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this.attr.handler(this.request.status, this.request.responseText);
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}
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}
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return true;
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}
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return false
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}
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try {
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r = new XMLHttpRequest();
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} catch(e) {
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var iev=[
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"MSXML2.XmlHttp.5.0",
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"MSXML2.XmlHttp.4.0",
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"MSXML2.XmlHttp.3.0",
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"MSXML2.XmlHttp.2.0",
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"Microsoft.XmlHttp"
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];
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for(var i = 0; i < iev.length; i++) {
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try {
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r = new ActiveXObject(iev[i]);
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break;
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} catch(e){
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// do nothing
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}
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}
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}
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if (typeof (attr.data) !== 'undefined') {
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for (var key in attr.data) {
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if (query != '')
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query += '&';
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query += encodeURIComponent(key)+'='+encodeURIComponent(attr.data[key]);
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}
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if (method == GET) {
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attr.url += '?'+query;
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query = null;
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}
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}
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if (typeof (attr.sync) === 'undefined') {
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attr.sync = true;
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}
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r.overrideMimeType("text/plain");
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r.open(method, attr.url, attr.sync);
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r.setRequestHeader("Content-type","application/x-www-form-urlencoded");
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r.onreadystatechange = function() {t.onReadyStateChange()};
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r.send(query);
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this.request = r;
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this.attr = attr;
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}
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$.ajax = function(attr) {return new JStuffAjax(attr)};
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$.log = function(msg, ex) {
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if (console.log) {
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if (ex) {
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msg += ' E('+ex.message+')';
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}
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console.log(msg);
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}
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};
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// SVG fix
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/*! code below is based on svg4everybody v2.1.9
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* github.com/jonathantneal/svg4everybody */
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var LEGACY_SUPPORT = false;
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function embed(parent, svg, target) {
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// if the target exists
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if (target) {
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// create a document fragment to hold the contents of the target
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var fragment = document.createDocumentFragment();
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// cache the closest matching viewBox
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var viewBox = !svg.hasAttribute('viewBox') && target.getAttribute('viewBox');
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// conditionally set the viewBox on the svg
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if (viewBox) {
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svg.setAttribute('viewBox', viewBox);
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}
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// clone the target
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var clone = target.cloneNode(true);
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// copy the contents of the clone into the fragment
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while (clone.childNodes.length) {
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fragment.appendChild(clone.firstChild);
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}
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// append the fragment into the svg
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parent.appendChild(fragment);
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}
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}
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function loadreadystatechange(xhr) {
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// listen to changes in the request
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xhr.onreadystatechange = function () {
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// if the request is ready
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if (xhr.readyState === 4) {
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// get the cached html document
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var cachedDocument = xhr._cachedDocument;
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// ensure the cached html document based on the xhr response
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if (!cachedDocument) {
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cachedDocument = xhr._cachedDocument = document.implementation.createHTMLDocument('');
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cachedDocument.body.innerHTML = xhr.responseText;
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// ensure domains are the same, otherwise we'll have issues appending the
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// element in IE 11
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// cachedDocument.domain = document.domain;
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xhr._cachedTarget = {};
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}
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// clear the xhr embeds list and embed each item
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xhr._embeds.splice(0).map(function (item) {
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// get the cached target
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var target = xhr._cachedTarget[item.id];
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// ensure the cached target
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if (!target) {
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target = xhr._cachedTarget[item.id] = cachedDocument.getElementById(item.id);
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}
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// embed the target into the svg
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embed(item.parent, item.svg, target);
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});
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}
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};
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// test the ready state change immediately
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xhr.onreadystatechange();
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}
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function svg4everybody(rawopts) {
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var opts = Object(rawopts);
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// create legacy support variables
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var nosvg;
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var fallback;
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// if running with legacy support
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if (LEGACY_SUPPORT) {
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// configure the fallback method
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fallback = opts.fallback || function (src) {
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return src.replace(/\?[^#]+/, '').replace('#', '.').replace(/^\./, '') + '.png' + (/\?[^#]+/.exec(src) || [''])[0];
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};
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// set whether to shiv <svg> and <use> elements and use image fallbacks
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nosvg = 'nosvg' in opts ? opts.nosvg : /\bMSIE [1-8]\b/.test(navigator.userAgent);
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// conditionally shiv <svg> and <use>
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if (nosvg) {
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document.createElement('svg');
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document.createElement('use');
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}
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}
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// set whether the polyfill will be activated or not
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var polyfill;
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var olderIEUA = /\bMSIE [1-8]\.0\b/;
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var newerIEUA = /\bTrident\/[567]\b|\bMSIE (?:9|10)\.0\b/;
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var webkitUA = /\bAppleWebKit\/(\d+)\b/;
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var olderEdgeUA = /\bEdge\/12\.(\d+)\b/;
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var edgeUA = /\bEdge\/.(\d+)\b/;
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//Checks whether iframed
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var inIframe = window.top !== window.self;
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if ('polyfill' in opts) {
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polyfill = opts.polyfill;
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} else if (LEGACY_SUPPORT) {
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polyfill = olderIEUA.test(navigator.userAgent) || newerIEUA.test(navigator.userAgent) || (navigator.userAgent.match(olderEdgeUA) || [])[1] < 10547 || (navigator.userAgent.match(webkitUA) || [])[1] < 537 || edgeUA.test(navigator.userAgent) && inIframe;
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} else {
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polyfill = newerIEUA.test(navigator.userAgent) || (navigator.userAgent.match(olderEdgeUA) || [])[1] < 10547 || (navigator.userAgent.match(webkitUA) || [])[1] < 537 || edgeUA.test(navigator.userAgent) && inIframe;
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}
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// create xhr requests object
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var requests = {};
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// use request animation frame or a timeout to search the dom for svgs
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var requestAnimationFrame = window.requestAnimationFrame || setTimeout;
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// get a live collection of use elements on the page
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var uses = document.getElementsByTagName('use');
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var numberOfSvgUseElementsToBypass = 0;
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function oninterval() {
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// get the cached <use> index
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var index = 0;
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// while the index exists in the live <use> collection
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while (index < uses.length) {
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// get the current <use>
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var use = uses[index];
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// get the current <svg>
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var parent = use.parentNode;
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var svg = getSVGAncestor(parent);
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var src = use.getAttribute('xlink:href') || use.getAttribute('href');
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if (!src && opts.attributeName) {
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src = use.getAttribute(opts.attributeName);
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}
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if (svg && src) {
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// if running with legacy support
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if (LEGACY_SUPPORT && nosvg) {
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// create a new fallback image
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var img = document.createElement('img');
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// force display in older IE
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img.style.cssText = 'display:inline-block;height:100%;width:100%';
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// set the fallback size using the svg size
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img.setAttribute('width', svg.getAttribute('width') || svg.clientWidth);
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img.setAttribute('height', svg.getAttribute('height') || svg.clientHeight);
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// set the fallback src
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img.src = fallback(src, svg, use);
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// replace the <use> with the fallback image
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parent.replaceChild(img, use);
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} else if (polyfill) {
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if (!opts.validate || opts.validate(src, svg, use)) {
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// remove the <use> element
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parent.removeChild(use);
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// parse the src and get the url and id
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var srcSplit = src.split('#');
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var url = srcSplit.shift();
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var id = srcSplit.join('#');
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// if the link is external
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if (url.length) {
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// get the cached xhr request
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var xhr = requests[url];
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// ensure the xhr request exists
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if (!xhr) {
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xhr = requests[url] = new XMLHttpRequest();
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xhr.open('GET', url);
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xhr.send();
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xhr._embeds = [];
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}
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// add the svg and id as an item to the xhr embeds list
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xhr._embeds.push({
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parent: parent,
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svg: svg,
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id: id
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});
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// prepare the xhr ready state change event
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loadreadystatechange(xhr);
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} else {
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// embed the local id into the svg
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embed(parent, svg, document.getElementById(id));
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}
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} else {
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// increase the index when the previous value was not "valid"
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++index;
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++numberOfSvgUseElementsToBypass;
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}
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}
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} else {
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// increase the index when the previous value was not "valid"
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++index;
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}
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}
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// continue the interval
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if (!uses.length || uses.length - numberOfSvgUseElementsToBypass > 0) {
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requestAnimationFrame(oninterval, 67);
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}
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}
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// conditionally start the interval if the polyfill is active
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if (polyfill) {
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oninterval();
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}
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}
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function getSVGAncestor(node) {
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var svg = node;
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while (svg.nodeName.toLowerCase() !== 'svg') {
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svg = svg.parentNode;
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if (!svg) {
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break;
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}
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}
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return svg;
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}
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// Core
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var gCore = {
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mod: null
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};
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// Contact
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function Contact()
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{
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var t = this;
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this.email = $('#feedback__email');
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this.msg = $('#feedback__msg');
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this.onLoad = function(httpStatus, content) {
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if (httpStatus == 200) {
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this.email.value('');
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this.msg.value('');
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$.log('Success!');
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alert("Thank you for your message!");
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} else {
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alert("Your message was not sent!");
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$.log('server response: '+httpStatus);
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}
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};
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this.onSubmit = function(evt) {
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var t = this;
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$.ajax({
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url: '/hook/feedback/',
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handler: function(httpStatus, content) {t.onLoad(httpStatus, content)},
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data: {email: this.email.value(), msg: this.msg.value()},
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method: 'POST'
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});
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$.log('Email: '+this.email.value() +'; MSG: '+this.msg.value());
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event.preventDefault();
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return false;
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}
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$('#feedback__form').onSubmit(function(evt) {return t.onSubmit(evt)});
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}
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// Main
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$.main(function(){
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// initialize menu
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var sw = $('#menu__switch').onClick(function(evt) {
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var menu = $('#menu'),
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targ = $(evt.currentTarget);
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menu.switchClass('menu--visible');
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targ.switchClass('menu__switch--opened');
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});
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// modules
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switch($(document.documentElement).attribute('data-view')) {
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case 'contact':
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gCore.mod = new Contact();
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break;
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}
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svg4everybody();
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});
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