if (document.documentElement) {
	document.documentElement.className += ' js'
	/*@cc_on
	document.documentElement.className += ' ie'
	@*/
}

if (typeof $ == 'undefined') {
	function $(element) {
		if (arguments.length > 1) {
			for (var i = 0, elements = [], length = arguments.length; i < length; i++) {
				elements.push( $(arguments[i]) )
			}
			return elements
		} else if (typeof element == 'string') {
			return document.getElementById(element)
		} else {
			return null
		}
	}
}

if (typeof document.head == 'undefined') {
	document.head = document.getElementsByTagName('head')[0]
}