jQuery移动端跑马灯抽奖特效升级版(抽奖概率固定

function maths_f(maths){
  if(maths>0&&maths<2){
    console.log('恭喜获得奖品1')
    twice=1;
  }else if(maths>=2&&maths<=4){
    console.log('恭喜获得奖品2')
    twice=2;
  }else if(maths>=4&&maths<8){
    console.log('恭喜获得奖品3')
    twice=3;
  }else if(maths>=8&&maths<9){
    console.log('恭喜获得奖品4')
    twice=4;
  }else if(maths>=9&&maths<21){
    console.log('恭喜获得奖品5')
    twice=5;
  }else if(maths>=21&&maths<22){
    console.log('恭喜获得奖品6')
    twice=6;
  }else if(maths>=22&&maths<30){
    console.log('恭喜获得奖品7')
    twice=7;
  }else if(maths>=30&&maths<100){
    console.log('恭喜获得奖品8')
    twice=8;
  }
  light();
}

$('.start').click(function() {
  if(click&&num>0) {
    click = false;
    maths = (Math.random()  100);
    console.log(maths)
    maths_f(maths);
  } else {
    return false;
  }
});