#canvasesdiv {
    position:relative;
    width:100%;
    height:150px;
	margin-top: -155px;
}
#static {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 1;
}
#dynamic {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 2;
}