js代码

<script src="game.js"></script>
<script>
    window.onload = function () {
        var height = document.documentElement.clientHeight;
        var kbBox = document.getElementById("kbBox");
        var top = height - 400;
        console.log(top);
        kbBox.setAttribute("style","height:"+top/2+"px");

        var startGameId = document.getElementById("startGame");
        var enterGameId = document.getElementById("enterGame");
        var gameId = document.getElementById("gameId");
        enterGameId.onclick = function () {
            gameId.setAttribute("style","display:block");
            startGameId.setAttribute("style","display:none");
            Loop();
        }
    }
</script>