/**
 *
 * Copyright (c) 2007 Tom Deater (http://www.tomdeater.com)
 * Licensed under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 * 
 */

(function($){$.fn.charCounter=function(max,settings){max=max||100;settings=$.extend({container:"<span></span>",classname:"charcounter",format:"(%1 characters remaining)",pulse:true,delay:0,callback:null,maxelement:null,clearcontent:true},settings);var p,timeout;function count(el,container){if(settings.maxelement)max=parseInt($(settings.maxelement).text());el=$(el);if(el.val().length>max){if(settings.clearcontent!=false){el.val(el.val().substring(0,max));};if(settings.pulse&&!p){pulse(container,true);};};if(settings.delay>0){if(timeout){window.clearTimeout(timeout);}
timeout=window.setTimeout(function(){container.html(settings.format.replace(/%1/,(max-el.val().length)));},settings.delay);}else{container.html(settings.format.replace(/%1/,(max-el.val().length)));}
if(settings.callback)settings.callback(this);};function pulse(el,again){if(p){window.clearTimeout(p);p=null;};el.animate({opacity:0.1},100,function(){$(this).animate({opacity:1.0},100);});if(again){p=window.setTimeout(function(){pulse(el)},200);};};return this.each(function(){var container=(!settings.container.match(/^<.+>$/))?$(settings.container):$(settings.container).insertAfter(this).addClass(settings.classname);$(this).bind("keydown",function(){count(this,container);}).bind("keypress",function(){count(this,container);}).bind("keyup",function(){count(this,container);}).bind("focus",function(){count(this,container);}).bind("mouseover",function(){count(this,container);}).bind("mouseout",function(){count(this,container);}).bind("paste",function(){var me=this;setTimeout(function(){count(me,container);},10);});if(this.addEventListener){this.addEventListener('input',function(){count(this,container);},false);};count(this,container);});return this;};})(jQuery);