function mRender() {
	var t = new Date().getTime() - mAnimstart;
	if (t > mtf)
		t = mtf;
	var deg = d_mod(mvi, t);
	mView(deg);
	if (t < mtf) {
		requestAnimationFrame(mRender);
	} else {
		mSnapX = deg;
		boxIsMoving = false;
	}
}

function mView(offset) {
	offset = -((offset + 1050 - CASEW / 2) % 1050);
	$MBOX01.css("background-position", offset + "px 0px");
	$MBOX02.css("background-position", offset + "px 0px");
	$MBOX03.css("background-position", offset + "px 0px");
	$MBOX04.css("background-position", offset + "px 0px");
}