var hancon = { filenames : "TVIS1.GIF, TVIS2.GIF, TVIS3.GIF", controls : "startstop, speed, step, looprock, zoom", controls_style : "display:flex;flex-flow:row;", buttons_style : "flex:auto;margin:2px;" }
And then the "onload" invocation is this:
<body onload="HAniS.setup(hancon, 'handiv')">