var artEventHelper = {
	'bind': function(obj, evt, fn) {
		if (obj.addEventListener)
			obj.addEventListener(evt, fn, false);
		else if (obj.attachEvent)
			obj.attachEvent('on' + evt, fn);
		else
			obj['on' + evt] = fn;
	}
};

var userAgent = navigator.userAgent.toLowerCase();
var browser = {
	version: (userAgent.match(/.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/) || [])[1],
	safari: /webkit/.test(userAgent) && !/chrome/.test(userAgent),
	chrome: /chrome/.test(userAgent),
	opera: /opera/.test(userAgent),
	msie: /msie/.test(userAgent) && !/opera/.test(userAgent),
	mozilla: /mozilla/.test(userAgent) && !/(compatible|webkit)/.test(userAgent)
};

var artLoadEvent = (function() {
	

	var list = [];

	var done = false;
	var ready = function() {
		if (done) return;
		done = true;
		for (var i = 0; i < list.length; i++)
			list[i]();
	};

	if (document.addEventListener && !browser.opera)
		document.addEventListener('DOMContentLoaded', ready, false);

	if (browser.msie && window == top) {
		(function() {
			try {
				document.documentElement.doScroll('left');
			} catch (e) {
				setTimeout(arguments.callee, 10);
				return;
			}
			ready();
		})();
	}

	if (browser.opera) {
		document.addEventListener('DOMContentLoaded', function() {
			for (var i = 0; i < document.styleSheets.length; i++) {
				if (document.styleSheets[i].disabled) {
					setTimeout(arguments.callee, 10);
					return;
				}
			}
			ready();
		}, false);
	}

	if (browser.safari) {
		var numStyles;
		(function() {
			if (document.readyState != 'loaded' && document.readyState != 'complete') {
				setTimeout(arguments.callee, 10);
				return;
			}
			if ('undefined' == typeof numStyles) {
				numStyles = document.getElementsByTagName('style').length;
				var links = document.getElementsByTagName('link');
				for (var i = 0; i < links.length; i++) {
					numStyles += (links[i].getAttribute('rel') == 'stylesheet') ? 1 : 0;
				}
				if (document.styleSheets.length != numStyles) {
					setTimeout(arguments.callee, 0);
					return;
				}
			}
			ready();
		})();
	}

	artEventHelper.bind(window, 'load', ready);

	return ({
		add: function(f) {
			list.push(f);
		}
	})
})();

(function() {
	// fix ie blinking
	var m = document.uniqueID && document.compatMode && !window.XMLHttpRequest && document.execCommand;
	try { if (!!m) { m('BackgroundImageCache', false, true); } }
	catch (oh) { };
})();

function xGetElementsByClassName(clsName, parentEle, tagName) {
	var elements = null;
	var found = [];
	var s = String.fromCharCode(92);
	var re = new RegExp('(?:^|' + s + 's+)' + clsName + '(?:$|' + s + 's+)');
	if (!parentEle) parentEle = document;
	if (!tagName) tagName = '*';
	elements = parentEle.getElementsByTagName(tagName);
	if (elements) {
		for (var i = 0; i < elements.length; ++i) {
			if (elements[i].className.search(re) != -1) {
				found[found.length] = elements[i];
			}
		}
	}
	return found;
}

var styleUrlCached = null;
function GetStyleUrl() {
	if (null == styleUrlCached) {
		var ns;
		styleUrlCached = '';
		ns = document.getElementsByTagName('link');
		for (var i = 0; i < ns.length; i++) {
			var l = ns[i];
			if (l.href && /template\.css(\?.*)?$/.test(l.href)) {
				return styleUrlCached = l.href.replace(/template\.css(\?.*)?$/, '');
			}
		}

		ns = document.getElementsByTagName('style');
		for (var i = 0; i < ns.length; i++) {
			var matches = new RegExp('import\\s+"([^"]+\\/)template\\.css"').exec(ns[i].innerHTML);
			if (null != matches && matches.length > 0)
				return styleUrlCached = matches[1];
		}
	}
	return styleUrlCached;
}

function fixPNG(element) {
	if (/MSIE (5\.5|6).+Win/.test(navigator.userAgent)) {
		var src;
		if (element.tagName == 'IMG') {
			if (/\.png$/.test(element.src)) {
				src = element.src;
				element.src = GetStyleUrl() + '../images/spacer.gif';
			}
		}
		else {
			src = element.currentStyle.backgroundImage.match(/url\("(.+\.png)"\)/i);
			if (src) {
				src = src[1];
				element.runtimeStyle.backgroundImage = 'none';
			}
		}
		if (src) element.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "')";
	}
}

function artHasClass(el, cls) {
    return (el && el.className && (' ' + el.className + ' ').indexOf(' ' + cls + ' ') != -1);
}/* end Page */