部分js代码

<script>

    screenFuc();
    function screenFuc() {
        var topHeight = $(".chatBox-head").innerHeight();//聊天头部高度
        //屏幕小于768px时候,布局change
        var winWidth = $(window).innerWidth();
        if (winWidth <= 768) {
            var totalHeight = $(window).height(); //页面整体高度
            $(".chatBox-info").css("height", totalHeight - topHeight);
            var infoHeight = $(".chatBox-info").innerHeight();//聊天头部以下高度
            //中间内容高度
            $(".chatBox-content").css("height", infoHeight - 46);
            $(".chatBox-content-demo").css("height", infoHeight - 46);

            $(".chatBox-list").css("height", totalHeight - topHeight);
            $(".chatBox-kuang").css("height", totalHeight - topHeight);
            $(".div-textarea").css("width", winWidth - 106);
        } else {
            $(".chatBox-info").css("height", 495);
            $(".chatBox-content").css("height", 448);
            $(".chatBox-content-demo").css("height", 448);
            $(".chatBox-list").css("height", 495);
            $(".chatBox-kuang").css("height", 495);
            $(".div-textarea").css("width", 260);
        }
    }
    (window.onresize = function () {
        screenFuc();
    })();
    //未读信息数量为空时
    var totalNum = $(".chat-message-num").html();
    if (totalNum == "") {
        $(".chat-message-num").css("padding", 0);
    }
    $(".message-num").each(function () {
        var wdNum = $(this).html();
        if (wdNum == "") {
            $(this).css("padding", 0);
        }
    });

</script>