var tips;
    var thetop = 0; 
    var old = thetop;

    var tips1;
    var thetop1 = 0;
    var old1 = thetop1;



var tips2;
    var thetop2 = 0;
    var old2 = thetop2;

  var tips4;
    var thetop4 = 0;
    var old4 = thetop4;

  var tips6;
    var thetop6 = 0;
    var old6 = thetop6;

    window.onload = function () {
    function $(param) {
        if (arguments[1] == true) {
            return document.queryselectorall(param);
        }

        else {
            return document.queryselector(param);
        }
    }

    var $box = $(".box");
    var $box1 = $(".box-1 ul li", true);
    var $box2 = $(".box-2 ul");
    var $box3 = $(".box-3");
    var $length = $box1.length;

    var str = "";

    for (var i = 0; i < $length; i++) {
        if (i == 0) {
            str += "<li class='on'>" + (i + 1) + "</li>";
        }

        else {
            str += "<li>" + (i + 1) + "</li>";
        }
    }

    $box2.innerhtml = str;

    var current = 0;

    var timer;
    timer = setinterval(go, 6000);

    function go() {
        for (var j = 0; j < $length; j++) {
            $box1[j].style.display = "none";
            $box2.children[j].classname = "";
        }

        if ($length == current) {
            current = 0;
        }

        $box1[current].style.display = "block";
        $box2.children[current].classname = "on";
        current++;
    }

    for (var k = 0; k < $length; k++) {
        $box1[k].onmouseover = function () {
            clearinterval(timer);
        }

        $box1[k].onmouseout = function () {
            timer = setinterval(go, 6000);
        }
    }

    for (var p = 0; p < $box3.children.length; p++) {
        $box3.children[p].onmouseover = function () {
            clearinterval(timer);
        }

            ;

        $box3.children[p].onmouseout = function () {
            timer = setinterval(go, 1000);
        }
    }

    for (var u = 0; u < $length; u++) {
        $box2.children[u].index = u;

        $box2.children[u].onmouseover = function () {
            clearinterval(timer);

            for (var j = 0; j < $length; j++) {
                $box1[j].style.display = "none";
                $box2.children[j].classname = "";
            }

            this.classname = "on";
            $box1[this.index].style.display = "block";
            current = this.index + 1;
        }

        $box2.children[u].onmouseout = function () {
            timer = setinterval(go, 1000);
        }
    }

    $box3.children[0].onclick = function () {
        back();
    }

    $box3.children[1].onclick = function () {
        go();
    }

    function back() {
        for (var j = 0; j < $length; j++) {
            $box1[j].style.display = "none";
            $box2.children[j].classname = "";
        }

        if (current == 0) {
            current = $length;
        }

        $box1[current - 1].style.display = "block";
        $box2.children[current - 1].classname = "on";
        current--;
    }

    function getdate(){
              var d=new date();
              var years=d.getfullyear();//获取年份
              var months=d.getmonth()+1;//获取月份
              var days=d.getdate();
              var hours=d.gethours();
              var minutes=d.getminutes();
              var seconds=d.getseconds();
              var xqarr=["星期日","星期一","星期二","星期三","星期四","星期五","星期六"];//创建星期几数组
              var week=xqarr[d.getday()];//获取星期几
              if(months<10){
                  months="0"+months;//月份如果小于10，就加0，格式好看些。
              }
              if(days<10){
                  days="0"+days;//日数如果小于10，就加0，格式好看些。
              }
              return years+"年"+months+"月"+days+"日"+"&nbsp&nbsp&nbsp"+week ;
          }
          console.log(getdate());//在控制台查看时间，检查元素。
          var ospan=document.getelementbyid("time");
          ospan.innerhtml=getdate();

         // initfloattips();
         // initfloattips1();
//initfloattips2();


};

function initfloattips() {
                tips = document.getelementbyid('ad2');
                movetips();
            };
            function movetips() {
                var tt = 50;
                if (window.innerheight) {
                    pos = window.pageyoffset
                } else if (document.documentelement && document.documentelement.scrolltop) {
                    pos = document.documentelement.scrolltop
                } else if (document.body) {
                    pos = document.body.scrolltop;
                }
                pos = pos - tips.offsettop + thetop;
                pos = tips.offsettop + pos / 10;
                if (pos < thetop) pos = thetop;
                if (pos != old) {
                    tips.style.top = pos + "px";
                    tt = 10;
                }
                old = pos;
                settimeout(movetips, tt);
            };

function initfloattips1() {
                tips1 = document.getelementbyid('ad1');
                movetips1();
            };
            function movetips1() {
                var tt1 = 50;
                if (window.innerheight) {// 文档显示区高度
                    pos1 = window.pageyoffset
                } else if (document.documentelement && document.documentelement.scrolltop) {// 获取滚动条位置
                    pos1 = document.documentelement.scrolltop
                } else if (document.body) {
                    pos1 = document.body.scrolltop;
                }
                pos1 = pos1 - tips1.offsettop + thetop1;
                pos1 = tips1.offsettop + pos1 / 10;
                if (pos1 < thetop1) pos1 = thetop1;
                if (pos1 != old1) {
                    tips1.style.top = pos1 + "px";
                    tt1 = 10;
                }
                old1 = pos1;
                settimeout(movetips1, tt1);
            };


function initfloattips2() {
                tips2 = document.getelementbyid('ad3');
                movetips2();
            };
            function movetips2() {
                var tt2 = 50;
                if (window.innerheight) {
                    pos2 = window.pageyoffset

                } else if (document.documentelement && document.documentelement.scrolltop) {
                    pos2 = document.documentelement.scrolltop

                } else if (document.body) {
                    pos2 = document.body.scrolltop;

                }
                pos2 = pos2 - tips2.offsettop + thetop2;//指 tips2 距离上方或上层控件的位置
                pos2 = tips2.offsettop + pos2 / 10;

                if (pos2 < thetop2) pos2 = thetop2;

                if (pos2 != old2) {
                    tips2.style.top = pos2 + "px";
                    tt2 = 10;

                }
                old2 = pos2;
                settimeout(movetips2, tt2);
            };



function initfloattips4() {
                tips2 = document.getelementbyid('ad4');
                movetips4();
            };
            function movetips4() {
                var tt4 = 50;
                if (window.innerheight) {
                    pos4 = window.pageyoffset

                } else if (document.documentelement && document.documentelement.scrolltop) {
                    pos4 = document.documentelement.scrolltop

                } else if (document.body) {
                    pos4 = document.body.scrolltop;

                }
                pos4 = pos4 - tips4.offsettop + thetop4;//指 tips4 距离上方或上层控件的位置
                pos4 = tips4.offsettop + pos4 / 10;

                if (pos4 < thetop4) pos4 = thetop4;

                if (pos4 != old4) {
                    tips4.style.top = pos4 + "px";
                    tt4 = 10;

                }
                old4 = pos4;
                settimeout(movetips4, tt4);
            };



function initfloattips6() {
                tips2 = document.getelementbyid('ad6');
                movetips6();
            };
            function movetips6() {
                var tt6 = 80;
                if (window.innerheight) {
                    pos6 = window.pageyoffset

                } else if (document.documentelement && document.documentelement.scrolltop) {
                    pos6 = document.documentelement.scrolltop

                } else if (document.body) {
                    pos6 = document.body.scrolltop;

                }
                pos6 = pos6 - tips6.offsettop + thetop6;//指 tips6 距离上方或上层控件的位置
                pos6 = tips6.offsettop + pos6 / 10;

                if (pos6 < thetop6) pos6 = thetop6;

                if (pos6 != old6) {
                    tips6.style.top = pos6 + "px";
                    tt6 = 10;

                }
                old6 = pos6;
                settimeout(movetips6, tt6);
            };