CSS3 Scale transform animation with JS

HTML

<button>button</button>

CSS

@keyframes "bounce-button" {
 0% {
    -webkit-transform: scale(1);
   	-moz-transform: scale(1);
   	-o-transform: scale(1);
   	-ms-transform: scale(1);
   	transform: scale(1);
 }
 50% {
    -webkit-transform: scale(0.5);
   	-moz-transform: scale(0.5);
   	-o-transform: scale(0.5);
   	-ms-transform: scale(0.5);
   	transform: scale(0.5);
 }
 100% {
    -webkit-transform: scale(1);
   	-moz-transform: scale(1);
   	-o-transform: scale(1);
   	-ms-transform: scale(1);
   	transform: scale(1);
 }

}

@-moz-keyframes bounce-button {
 0% {
   -moz-transform: scale(1);
   transform: scale(1);
 }
 50% {
   -moz-transform: scale(0.5);
   transform: scale(0.5);
 }
 100% {
   -moz-transform: scale(1);
   transform: scale(1);
 }

}

@-webkit-keyframes "bounce-button" {
 0% {
   -webkit-transform: scale(1);
   transform: scale(1);
 }
 50% {
   -webkit-transform: scale(0.5);
   transform: scale(0.5);
 }
 100% {
   -webkit-transform: scale(1);
   transform: scale(1);
 }

}

@-ms-keyframes "bounce-button" {
 0% {
   -ms-transform: scale(1);
   transform: scale(1);
 }
 50% {
   -ms-transform: scale(0.5);
   transform: scale(0.5);
 }
 100% {
   -ms-transform: scale(1);
   transform: scale(1);
 }

}

@-o-keyframes "bounce-button" {
 0% {
   -o-transform: scale(1);
   transform: scale(1);
 }
 50% {
   -o-transform: scale(0.5);
   transform: scale(0.5);
 }
 100% {
   -o-transform: scale(1);
   transform: scale(1);
 }

}

.animate-button {
	-webkit-animation: bounce-button 1s 0 linear 1;
	-moz-animation: bounce-button 1s 0 linear 1;
	-ms-animation: bounce-button 1s 0 linear 1;
	-o-animation: bounce-button 1s 0 linear 1;
	animation: bounce-button 1s 0 linear 1;
}

JavaScript

$('button').click(function() {
    var $btn = $(this);
    $btn.addClass('animate-button');
    
    // restart animation
    // http://jsfiddle.net/leaverou/xK6sa/
    var me = this;
    this.style.webkitAnimation = 'none';
    this.style.mozAnimation = 'none';
    this.style.msAnimation = 'none';
    this.style.animation = 'none';
    setTimeout(function() {
        me.style.webkitAnimation = '';
        this.style.mozAnimation = '';
        this.style.msAnimation = '';
        this.style.animation = '';
    }, 10);
});