.NumberGame {
	overflow: hidden;
	width:245px; height:333px;
	background:url(NumberGame.png) no-repeat -118px 0px;
}

.NumberGame span {
	width:59px; height:33px;
	display:block; float:left;
	text-decoration:none; outline:none;
	color:#333; font-family:arial; font-size:20px; font-weight:bold;
	margin:1px;
	text-align:center;
	padding-top:10px;
}

span#keynum { background:url(NumberGame.png) no-repeat 0 0; }
span:active#keynum { background-position:0 -43px; }

span#funcnum { background:url(NumberGame.png) no-repeat -59px 0; }
span:active#funcnum { background-position:-59px -43px; }

#screen {
	width:245px; height:75px;	
	background:url(NumberGame.png) no-repeat -118px -333px;
	padding: 20px 0px 12px;
	font-size:25px; color:#FFF;
	font-family:Tahoma;
	text-align:right;
}
#equal {
	margin-right: 5px;
}