var tl = new TimelineMax({ paused: true })
tl.staggerTo(
'circle',
2,
{
x: 400,
repeat: -1,
repeatDelay: 0.5,
ease: Power2.easeInOut
},
0.3
)
function pauser() { tl.pause() }
function inverser() { tl.reverse() }
function relancer() { tl.restart() }
function reprendre() { tl.resume() }