/*
* ※Licence: CC3.0
* http://creativecommons.org/licenses/by/3.0/deed.ja
*
* Title: Fontsize Switcher v1.0
* URI: http://10coin.com/products/fontsize-switcher/
* Last Modified: 2008-01-06
* Author: marble
*/
var fontSizeSwitcher = {
config: {
area: ['#contents','#contentsIdx'],
id: ['fontSizeSwitcherSmall', 'fontSizeSwitcherMedium', 'fontSizeSwitcherLarge'],
label: ['
', '
', '
'],
size: ['83%', '100%', '116%'],
description: '
',
cookieName: 'FontSizeSwitcher',
cookieDate: 90
},
changeFontSize: function(size) {
var config = this.config;
var items = document.getElementById('fontSizeSwitcherList').childNodes;
var ss = document.styleSheets[0];
for (var i = 0, l = items.length; i < l ; i++) {
if (size == i) {
this.setClassName(items[i], 'current');
}
else {
this.removeClassName(items[i]);
}
}
for (var i = 0, l = config.area.length; i < l; i++) {
if (window.attachEvent && !window.opera) {
ss.addRule(config.area[i], 'font-size: ' + config.size[size] + ';');
}
else {
ss.insertRule(config.area[i] + '{ font-size: ' + config.size[size] + '; }', ss.cssRules.length);
}
}
this.setCookie(size);
},
setCookie: function(data) {
var t = new Date();
t.setTime(t.getTime() + (1000 * 60 * 60 * 24 * Number(this.config.cookieDate)));
document.cookie = this.config.cookieName + '=' + encodeURIComponent(data) + '; path=/; expires=' + t.toGMTString();
},
getCookie: function(m) {
return (m = ('; ' + document.cookie + ';').match('; ' + this.config.cookieName + '=(.*?);')) ? decodeURIComponent(m[1]) : null;
},
setClassName: function(elem, str) {
(window.attachEvent && !window.opera) ? elem.className = str : elem.setAttribute('class', str);
},
removeClassName: function(elem) {
(window.attachEvent && !window.opera) ? elem.removeAttribute('className') : elem.removeAttribute('class');
},
start: function() {
var config = this.config;
var size = this.getCookie('s');
var str = '';
for (var i = 0, l = config.id.length; i < l ; i++) {
str += '' + config.label[i] + '';
}
document.write('- ' + config.description + '
');
if (size == null) {
size = 1;
}
this.changeFontSize(size);
}
}
fontSizeSwitcher.start();