自动获取浏览器自适应宽高度

<script type="text/javascript"> 	
$('#browserInfo').text('Browser (Width : ' + $(window).width() + ' , Height :' + $(window).height() + ' )');	
$(window).resize(function () {
	$('#browserInfo').text('Browser (Width : ' + $(window).width() + ' , Height :' + $(window).height() + ' )');
});	
</script>