/*
 * jQuery autoResize (textarea auto-resizer)
 * @copyright James Padolsey http://james.padolsey.com
 * @version 1.04
 */

(function($){$.fn.autoResize=function(options){var settings=$.extend({onResize:function(){},animate:true,animateDuration:150,animateCallback:function(){},extraSpace:20,limit:1000},options);this.filter('textarea').each(function(){var textarea=$(this).css({resize:'none','overflow-y':'hidden'}),origHeight=textarea.height(),clone=(function(){var props=['height','width','lineHeight','textDecoration','letterSpacing'],propOb={};$.each(props,function(i,prop){propOb[prop]=textarea.css(prop);});return textarea.clone().removeAttr('id').removeAttr('name').css({position:'absolute',top:0,left:-9999}).css(propOb).attr('tabIndex','-1').insertBefore(textarea);})(),lastScrollTop=origHeight,updateSize=function(){clone.height(0).val($(this).val()).scrollTop(10000);var scrollTop=Math.max(clone.scrollTop()+settings.extraSpace,origHeight),toChange=$(this).add(clone);if(lastScrollTop===scrollTop){return;}lastScrollTop=scrollTop;if(scrollTop>=settings.limit){$(this).css('overflow-y','');return;}settings.onResize.call(this);settings.animate&&textarea.css('display')==='block'?toChange.stop().animate({height:scrollTop},settings.animateDuration,settings.animateCallback):toChange.height(scrollTop);};textarea.unbind('.dynSiz').bind('keyup.dynSiz',updateSize).bind('keydown.dynSiz',updateSize).bind('change.dynSiz',updateSize);});return this;};})(jQuery);