css广告弹窗满屏跑

window.onload=function(){

        //广告滚动

        var oneInner = $('#divid')[0];

        //定时器

        var a1a = setInterval(moves,10);

        //函数

        var x = 1;

        var y = 1;

        function moves(){

            var tops = oneInner.offsetTop

            var lefts = oneInner.offsetLeft

            if (lefts>=document.documentElement.clientWidth-oneInner.offsetWidth||lefts<0)

            {

                x = -x;

            }

            if (tops>=(document.documentElement.clientHeight+document.documentElement.scrollTop)-oneInner.offsetHeight)

            {

                y = -1;

            }

            if (tops<=document.documentElement.scrollTop){

                y = 1;

            }

            tops+=y;

            lefts+=x;

            oneInner.style.top=tops+"px"

            oneInner.style.left=lefts+"px"

        }

        //悬停停止

        oneInner.onmouseover=function(){

            clearInterval(a1a);

        }

        //放手继续运动

        oneInner.onmouseout=function(){

            a1a =setInterval(moves,10);

        }

    }