/**
 * jQuery fontscale - A plugin to alter the font size of DOM elements
 * For documentation, visit http://byrnecreative.com/blog/fontscale
 * Copyright (c) 2010 Ben Byrne - ben(at)fireflypartners(dot)com | http://www.fireflypartners.com
 * Dual licensed under MIT and GPL.
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 * Date: 07/21/2010
 * @author Ben Byrne
 * @version 0.2
 */

(function(a){a.fn.fontscale=function(c,b,e){var d=a.extend(a.fn.fontscale.defaults,e);if(!a.isFunction(a.cookie)){d.useCookie=false}if(!d.cookieLoaded&&a.cookie(d.cookieName)&&d.useCookie){cookieSettings=a.fn.fontscale.readcookie(d.cookieName);if(cookieSettings.unit==d.unit&&!d.cookieLoaded){a.fn.fontscale.scale(c,cookieSettings.delta,d,true)}}this.each(function(){a(this).bind(d.event,function(){a.fn.fontscale.scale(c,b,d,false);if(a.isFunction(d.onAfter)){d.onAfter(c,b,d)}})});return this};a.fn.fontscale.reset=function(b,c){a(b).each(function(d){a(this).css("font-size","");if(c.adjustLeading){a(this).css("line-height","")}});if(c.useCookie){a.fn.fontscale.savecookie("delete",c)}};a.fn.fontscale.scale=function(d,c,e,b){var f=0;if(c=="+"||c=="up"){f=e.increment}else{if(c=="-"||c=="down"){f=e.increment*-1}else{if(c=="reset"){return a.fn.fontscale.reset(d,e)}else{if(b){f=parseFloat(c);e.cookieLoaded=true}}}}if(e.unit=="percent"&&!b){f=1+(f/100)}a(d).each(function(h){var g=parseInt(a(this).css("font-size"));var j=parseInt(a(this).css("line-height"));if(e.unit=="percent"){a(this).css("font-size",Math.round(g*f));if(e.adjustLeading){a(this).css("line-height",Math.round(j*f))}}else{a(this).css("font-size",g+f);if(e.adjustLeading){a(this).css("line-height",j+f)}}});if(e.useCookie&&!b){a.fn.fontscale.savecookie(f,e)}return};a.fn.fontscale.savecookie=function(c,b){if(c=="delete"){a.cookie(b.cookieName,null,b.cookieParams);return true}if(a.cookie(b.cookieName)){properties=a.fn.fontscale.readcookie(b.cookieName)}else{properties={delta:0}}if(b.unit==properties.unit){if(b.unit=="percent"){properties.delta=(c)?properties.delta*c:1}else{properties.delta=parseInt(properties.delta)+c}return a.cookie(b.cookieName,"delta="+properties.delta+"&unit="+properties.unit,b.cookieParams)}else{a.cookie(b.cookieName,"delta="+c+"&unit="+b.unit,b.cookieParams);return true}};a.fn.fontscale.readcookie=function(b){val_string=a.cookie(b);var c={};a.each(val_string.split("&"),function(){var d=this.split("=");c[d[0]]=d[1]});return c}})(jQuery);$.fn.fontscale.defaults={useCookie:true,cookieName:"fontscale",cookieParams:{expires:30,path:"/"},increment:2,unit:"px",adjustLeading:false,event:"click",cookieLoaded:false};