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							- $(function (event) {
 
-     var x = document.getElementById("mediaId");
 
-     var x2 = document.getElementById("mediaShow");
 
-     function play() {
 
-         x.play();
 
-         x.muted = false
 
-     }
 
-     x2.pause();
 
-     x2.muted = true
 
-     function playShow() {
 
-         x.pause();
 
-         x.muted = true
 
-         x2.play();
 
-         x2.muted = false
 
-     }
 
-     var stopStep = 1;
 
-     var runT = null;
 
-     var step = -1;
 
-     var during = 2;
 
-     $("#choujiang").click(function (event) {
 
-         play()
 
-         stopStep = 5
 
-         runT = setTimeout(runF, 100);
 
-     });
 
-     function choice(number) {
 
-         if (number == 1) {
 
-             alert("香水");
 
-         }
 
-         if (number == 2) {
 
-             alert("帽子");
 
-         }
 
-         if (number == 3) {
 
-             alert("再接再厉哟");
 
-         }
 
-         if (number == 4) {
 
-             alert("华为p20");
 
-         }
 
-         if (number == 5) {
 
-             $('#photoBody').hide()
 
-             $('#hongbao').show()
 
-             playShow()
 
-             // alert("5元话费");
 
-         }
 
-         if (number == 6) {
 
-             alert("剃须刀");
 
-         }
 
-         if (number == 7) {
 
-             alert("明日再战");
 
-         }
 
-         if (number == 8) {
 
-             alert("短柄伞");
 
-         }
 
-     }
 
-     function runF() {
 
-         if (step >= (32 + stopStep)) {
 
-             $(".gift" + (step % 8)).addClass("back");
 
-             step = stopStep;
 
-             choice(step);
 
-             clearTimeout(runT);
 
-             
 
-             return;
 
-         }
 
-         if (step >= (24 + stopStep)) {
 
-             during += 1;
 
-         } else {
 
-             if (during <= 2) {
 
-                 during = 2;
 
-             }
 
-             during--;
 
-         }
 
-         step++;
 
-         $(".gift").each(function (index, element) {
 
-             $(this).removeClass("back");
 
-         });
 
-         $(".gift" + (step % 8)).addClass("back");
 
-         runT = setTimeout(runF, during * 50);
 
-     }
 
- });
 
 
  |