function changeimg1() {
        document.getElementById("c1").style.display = "block";
        document.getElementById("c2").style.display = "none";
        document.getElementById("dd1").innerHTML = "<span id=\"img1s\" style=\"cursor:pointer\" onmousemove=\"changeimg1()\" class=\"dianji\">医院动态</span><span id=\"img2s\" style=\"cursor:pointer\" onmousemove=\"changeimg2()\">媒体报道</span>";
    }
    function changeimg2() {
        document.getElementById("c1").style.display = "none";
        document.getElementById("c2").style.display = "block";
        document.getElementById("dd1").innerHTML = "<span id=\"img1s\" style=\"cursor:pointer\" onmousemove=\"changeimg1()\" >医院动态</span><span id=\"img2s\" style=\"cursor:pointer\" onmousemove=\"changeimg2()\" class=\"dianji\">媒体报道</span>";
    }
    function ch1() {
        document.getElementById("cc1").style.display = "block";
        document.getElementById("cc2").style.display = "none";
        document.getElementById("cc3").style.display = "none";
        document.getElementById("tt1").style.display = "none";
        document.getElementById("tt2").style.display = "block";
        document.getElementById("tt3").style.display = "block";
      
    }
    function ch2() {
        document.getElementById("cc1").style.display = "none";
        document.getElementById("cc2").style.display = "block";
        document.getElementById("cc3").style.display = "none";
        document.getElementById("tt1").style.display = "block";
        document.getElementById("tt2").style.display = "none";
        document.getElementById("tt3").style.display = "block";
    }
    function ch3() {
        document.getElementById("cc1").style.display = "none";
        document.getElementById("cc2").style.display = "none";
        document.getElementById("cc3").style.display = "block";
        document.getElementById("tt1").style.display = "block";
        document.getElementById("tt2").style.display = "block";
        document.getElementById("tt3").style.display = "none";
    }
    function chagejk1() {
        document.getElementById("jk1").style.display = "block";
        document.getElementById("jk2").style.display = "none";
        document.getElementById("jk3").style.display = "none";
        document.getElementById("showjk").innerHTML = "<span class=\"bian\" style=\"cursor:pointer\" onmousemove=\"chagejk1()\">治疗方法</span><span style=\"cursor:pointer\" onmousemove=\"chagejk2()\">呵护脊柱</span><span style=\"cursor:pointer\" onmousemove=\"chagejk3()\">脊柱疾病</span>";
    }
    function chagejk2() {
        document.getElementById("jk1").style.display = "none";
        document.getElementById("jk2").style.display = "block";
        document.getElementById("jk3").style.display = "none";
        document.getElementById("showjk").innerHTML = "<span style=\"cursor:pointer\" onmousemove=\"chagejk1()\">治疗方法</span><span class=\"bian\" style=\"cursor:pointer\" onmousemove=\"chagejk2()\">呵护脊柱</span><span style=\"cursor:pointer\" onmousemove=\"chagejk3()\">脊柱疾病</span>";
    }
    function chagejk3() {
        document.getElementById("jk1").style.display = "none";
        document.getElementById("jk2").style.display = "none";
        document.getElementById("jk3").style.display = "block";
        document.getElementById("showjk").innerHTML = "<span style=\"cursor:pointer\" onmousemove=\"chagejk1()\">治疗方法</span><span style=\"cursor:pointer\" onmousemove=\"chagejk2()\">呵护脊柱</span><span class=\"bian\" style=\"cursor:pointer\" onmousemove=\"chagejk3()\">脊柱疾病</span>";


    }