html, body {
	font-family:Arial, Helvetica, sans-serif;
	/*overflow: hidden;*/
}
#kba{
	height: 100%;
	width: 100%;
	overflow: auto;
 }
#modal{
 	position: absolute;
 	padding: 0;
 	margin: 0;
 	width: 100%;
 	height: 100%;
 	z-index: 50;
 	left: 0;
 	top: 0;
 	overflow: auto;
}
#mContainer {
	width: 490px;
	height: 500px;
	margin: -250px 0 0 -245px;
	border: 0;
	top: 50%;
	left: 50%;
	position: absolute;
	/*overflow: hidden;*/
	z-index: 100;
}