https://cne.gw/templates/jm-cleaning-company/js/fontswitcher.js

1/*--------------------------------------------------------------
2# Copyright (C) joomla-monster.com
3# License: http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 only
4# Website: http://www.joomla-monster.com
5# Support: [email protected]
6---------------------------------------------------------------*/
7
8//Document Text Resizer script (May 14th, 08'): By JavaScript Kit: http://www.javascriptkit.com
9
10var documenttextsizer = {
11
12	prevcontrol : '', //remember last control clicked on/ selected
13	existingclasses : '',
14
15setpageclass : function(control, newclass) {
16		if (this.prevcontrol != '')
17			this.css(this.prevcontrol, 'selectedtoggler', 'remove')
18		//de-select previous control, by removing 'selectedtoggler' from it
19		document.documentElement.className = this.existingclasses + ' ' + newclass//apply new class to document
20		this.css(control, 'selectedtoggler', 'add')//select current control
21		this.setCookie('pagesetting', newclass, 5)//remember new class added to document for 5 days
22		this.prevcontrol = control
23	},
24
25	css : function(el, targetclass, action) {
26		var needle = new RegExp("(^|\\s+)" + targetclass + "($|\\s+)", "ig")
27		if (action == "check")
28			return needle.test(el.className)
29		else if (action == "remove")
30			el.className = el.className.replace(needle, "")
31		else if (action == "add")
32			el.className += " " + targetclass
33	},
34
35	getCookie : function(Name) {
36		var re = new RegExp(Name + "=[^;]+", "i");
37		//construct RE to search for target name/value pair
38		if (document.cookie.match(re))//if cookie found
39			return document.cookie.match(re)[0].split("=")[1]
40		//return its value
41		return null
42	},
43
44	setCookie : function(name, value, days) {
45		if ( typeof days != "undefined") {//if set persistent cookie
46			var expireDate = new Date()
47			var expstring = expireDate.setDate(expireDate.getDate() + days)
48			document.cookie = name + "=" + value + "; path=/; expires=" + expireDate.toGMTString()
49		} else//else if this is a session only cookie
50			document.cookie = name + "=" + value
51	},
52
53	setup : function(targetclass) {
54		this.existingclasses = document.documentElement.className//store existing CSS classes on HTML element, if any
55		var persistedsetting = this.getCookie('pagesetting')
56		var alllinks = document.getElementsByTagName("a")
57		for (var i = 0; i < alllinks.length; i++) {
58			if (this.css(alllinks[i], targetclass, "check")) {
59				if (alllinks[i].getAttribute("rel") == persistedsetting)//if this control's rel attribute matches persisted doc CSS class name
60					this.setpageclass(alllinks[i], alllinks[i].getAttribute("rel"))
61				//apply persisted class to document
62				alllinks[i].onclick = function() {
63					documenttextsizer.setpageclass(this, this.getAttribute("rel"))
64					return false
65				}
66			}
67		}
68	}
69}