Tag per dark, white e normal mode – HTML

<input type="button" value="DARK MODE" onclick="changeBackground('#2F2F2F'); changefont-color('#2F2F2F')"> <input type="button" value="WHITE MODE" onclick="changeBackground('#fffff')"> <input type="button" value="NORMAL MODE" onclick="changeBackground('#7BEEFF')">
	 <script language="LiveScript">

<!-- hide this script tag's contents from old browsers

function changeBackground(hexNumber){	document.bgColor=hexNumber}

<!-- done hiding from old browsers -->

</script>