ontrols.rotate( 0, 20 * THREE.MathUtils.DEG2RAD, true )">rotate phi 20deg</button>
	<br>
	<button onclick="cameraControls.truck(   1,   0, true)">truck( 1, 0 )</button>
	<button onclick="cameraControls.truck(   0,   1, true)">truck( 0, 1 )</button>
	<button onclick="cameraControls.truck( - 1, - 1, true )">truck( -1, -1 )</button>
	<br>
	<button onclick="cameraControls.dolly(   1, true )">dolly  1</button>
	<button onclick="cameraControls.dolly( - 1, true )">dolly -1</button>
	<br>
	<button onclick="cameraCo