.sidr {
	top: 0px; width: 300px; height: 100%; display: block; position: fixed; z-index: 999999; -ms-overflow-x: hidden; -ms-overflow-y: auto;
}
.right.sidr {
	left: auto; right: -300px;
}
.left.sidr {
	left: -300px; right: auto;
}