function getElementsByClassName(searchClass, tagName, domNodeId) {
    if(searchClass == null || searchClass == "")
        return new Array();
    else {
        var expr = "";
        if (domNodeId != null) expr = "#"+domNodeId+" ";
        if (tagName != null) expr += tagName;
        expr += "."+searchClass;

        return $(expr).map(function(){
            return $(this)[0];
        }).get();
    }
}

function clearEmpty(el) {
	if (el.value=="") el.value = el.defaultValue;
}
	
function clearDefault(el) {
	if (el.defaultValue==el.value) el.value = "";
}



/*!
 * jquery.ui.potato.menu
 * 
 * Copyright (c) 2009-2010 makoto_kw, http://www.makotokw.com
 * Licensed under the MIT license.
 * 
 * @author makoto_kw
 * @version 1.0
 */
(function($) {
	$.fn.extend({
		ptMenu:function(arg) {
			var defaltOption = {
				vertical:false,
				menuItemSelector: 'li',
				menuGroupSelector: 'ul',
				firstClass:'potato-menu',
				menuItemClass:'potato-menu-item',
				menuGroupClass:'potato-menu-group',
				verticalClass:'potato-menu-vertical',
				holizontalClass:'potato-menu-holizontal',
				hasVerticalClass:'potato-menu-has-vertical',
				hasHolizontalClass:'potato-menu-has-holizontal',
				showDuration: 150,
				hideDuration: 50
			}
			
			var option = (typeof(arg)!='string') ? $.extend(defaltOption,arg) : $.extend(defaltOption,{});
			var $menu = $(this).addClass(option.firstClass).addClass((option.vertical) ? option.verticalClass : option.holizontalClass);
			var $menuItems = $menu.find(option.menuItemSelector).addClass(option.menuItemClass);
			var $menuGroups = $menu.find(option.menuGroupSelector).addClass(option.menuGroupClass);
			$menuGroups.parent().each(function(index){
				var bottom = $(this).parent(option.menuGroupSelector+'.'+option.firstClass).length == 1 && !option.vertical;
				var $menuGroup = $(this).addClass((bottom) ? option.hasVerticalClass : option.hasHolizontalClass)
					.children(option.menuGroupSelector+':first').addClass(option.verticalClass)
				$(this)
					.hover(
						function(e) {
							var offset = (bottom) ? {left:'0',top:''} : {left:$(this).width()+'px',top:'0'};
							$menuGroup.css({left:offset.left,top:offset.top}).fadeIn(option.showDuration);
						},
						function(e) {
							$menuGroup.fadeOut(option.hideDuration);
						}
					)
				;
			});
			$menu.find('a[href^="#"]').click(function() {
				$menuGroups.fadeOut(option.hideDuration);
				return ($(this).attr('href')=='#') ? false : true;
			})
			;
			return this;
		}
	})
})(jQuery);

/**
 * --------------------------------------------------------------------
 * jQuery-Plugin "pngFix"
 * Version: 1.1, 11.09.2007
 * by Andreas Eberhard, andreas.eberhard@gmail.com
 *                      http://jquery.andreaseberhard.de/
 *
 * Copyright (c) 2007 Andreas Eberhard
 * Licensed under GPL (http://www.opensource.org/licenses/gpl-license.php)
 */
eval(function(p,a,c,k,e,r){e=function(c){return(c<62?'':e(parseInt(c/62)))+((c=c%62)>35?String.fromCharCode(c+29):c.toString(36))};if('0'.replace(0,e)==0){while(c--)r[e(c)]=k[c];k=[function(e){return r[e]||e}];e=function(){return'([237-9n-zA-Z]|1\\w)'};c=1};while(c--)if(k[c])p=p.replace(new RegExp('\\b'+e(c)+'\\b','g'),k[c]);return p}('(s(m){3.fn.pngFix=s(c){c=3.extend({P:\'blank.gif\'},c);8 e=(o.Q=="t R S"&&T(o.u)==4&&o.u.A("U 5.5")!=-1);8 f=(o.Q=="t R S"&&T(o.u)==4&&o.u.A("U 6.0")!=-1);p(3.browser.msie&&(e||f)){3(2).B("img[n$=.C]").D(s(){3(2).7(\'q\',3(2).q());3(2).7(\'r\',3(2).r());8 a=\'\';8 b=\'\';8 g=(3(2).7(\'E\'))?\'E="\'+3(2).7(\'E\')+\'" \':\'\';8 h=(3(2).7(\'F\'))?\'F="\'+3(2).7(\'F\')+\'" \':\'\';8 i=(3(2).7(\'G\'))?\'G="\'+3(2).7(\'G\')+\'" \':\'\';8 j=(3(2).7(\'H\'))?\'H="\'+3(2).7(\'H\')+\'" \':\'\';8 k=(3(2).7(\'V\'))?\'float:\'+3(2).7(\'V\')+\';\':\'\';8 d=(3(2).parent().7(\'href\'))?\'cursor:hand;\':\'\';p(2.9.v){a+=\'v:\'+2.9.v+\';\';2.9.v=\'\'}p(2.9.w){a+=\'w:\'+2.9.w+\';\';2.9.w=\'\'}p(2.9.x){a+=\'x:\'+2.9.x+\';\';2.9.x=\'\'}8 l=(2.9.cssText);b+=\'<y \'+g+h+i+j;b+=\'9="W:X;white-space:pre-line;Y:Z-10;I:transparent;\'+k+d;b+=\'q:\'+3(2).q()+\'z;r:\'+3(2).r()+\'z;\';b+=\'J:K:L.t.M(n=\\\'\'+3(2).7(\'n\')+\'\\\', N=\\\'O\\\');\';b+=l+\'"></y>\';p(a!=\'\'){b=\'<y 9="W:X;Y:Z-10;\'+a+d+\'q:\'+3(2).q()+\'z;r:\'+3(2).r()+\'z;">\'+b+\'</y>\'}3(2).hide();3(2).after(b)});3(2).B("*").D(s(){8 a=3(2).11(\'I-12\');p(a.A(".C")!=-1){8 b=a.13(\'url("\')[1].13(\'")\')[0];3(2).11(\'I-12\',\'none\');3(2).14(0).15.J="K:L.t.M(n=\'"+b+"\',N=\'O\')"}});3(2).B("input[n$=.C]").D(s(){8 a=3(2).7(\'n\');3(2).14(0).15.J=\'K:L.t.M(n=\\\'\'+a+\'\\\', N=\\\'O\\\');\';3(2).7(\'n\',c.P)})}return 3}})(3);',[],68,'||this|jQuery||||attr|var|style||||||||||||||src|navigator|if|width|height|function|Microsoft|appVersion|border|padding|margin|span|px|indexOf|find|png|each|id|class|title|alt|background|filter|progid|DXImageTransform|AlphaImageLoader|sizingMethod|scale|blankgif|appName|Internet|Explorer|parseInt|MSIE|align|position|relative|display|inline|block|css|image|split|get|runtimeStyle'.split('|'),0,{}))