(function(b){var c=null;b.fn.autogrow=function(o){return this.each(function(){new b.autogrow(this,o)})};b.autogrow=function(e,o){this.options=o||{};this.dummy=null;this.interval=null;this.line_height=this.options.lineHeight||parseInt(b(e).css('line-height'));this.min_height=this.options.minHeight||parseInt(b(e).css('min-height'));this.max_height=this.options.maxHeight||parseInt(b(e).css('max-height'));this.textarea=b(e);if(this.line_height==NaN)this.line_height=0;this.init()};b.autogrow.fn=b.autogrow.prototype={autogrow:'1.2.2'};b.autogrow.fn.extend=b.autogrow.extend=b.extend;b.autogrow.fn.extend({init:function(){var a=this;this.textarea.css({overflow:'hidden',display:'block'});this.textarea.bind('focus',function(){a.startExpand()}).bind('blur',function(){a.stopExpand()});this.checkExpand()},startExpand:function(){var a=this;this.interval=window.setInterval(function(){a.checkExpand()},400)},stopExpand:function(){clearInterval(this.interval)},checkExpand:function(){if(this.dummy==null){this.dummy=b('<div></div>');this.dummy.css({'font-size':this.textarea.css('font-size'),'font-family':this.textarea.css('font-family'),'width':this.textarea.css('width'),'padding':this.textarea.css('padding'),'line-height':this.line_height+'px','overflow-x':'hidden','position':'absolute','top':0,'left':-9999}).appendTo('body')}var a=this.textarea.val().replace(/(<|>)/g,'');if($.browser.msie){a=a.replace(/\n/g,'<BR>new')}else{a=a.replace(/\n/g,'<br>new')}if(this.dummy.html()!=a){this.dummy.html(a);if(this.max_height>0&&(this.dummy.height()+this.line_height>this.max_height)){this.textarea.css('overflow-y','auto')}else{this.textarea.css('overflow-y','hidden');if(this.textarea.height()<this.dummy.height()+this.line_height||(this.dummy.height()<this.textarea.height())){this.textarea.animate({height:(this.dummy.height()+this.line_height)+'px'},100)}}}}})})(jQuery);