function JM_cc(ob){
var obj=MM_findObj(ob); if (obj) { 
obj.select();js=obj.createTextRange();js.execCommand("Copy");}
}

function MM_findObj(n, d) { //v4.0
var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
if(!x && document.getElementById) x=document.getElementById(n); return x;
}
//第一
function secBoard1(n)
  {
  var secTable1=document.getElementById("secTable1");
  var mainTable1=document.getElementById("mainTable1");

  if(secTable1!=null&&mainTable1!=null){
    for(i=0;i<secTable1.cells.length;i++)
      secTable1.cells

[i].className="sec1";
    secTable1.cells[n].className="sec2";
    for(i=0;i<mainTable1.tBodies.length;i++)
      mainTable1.tBodies

[i].style.display="none";
    mainTable1.tBodies

[n].style.display="block";}
  }

//第二
function secBoard2(n)
  {
    var secTable1=document.getElementById("secTable1");
  var mainTable1=document.getElementById("secTable1");
  if(secTable1&&mainTable1){
    for(i=0;i<secTable2.cells.length;i++)
      secTable2.cells

[i].className="sec5";
    secTable2.cells[n].className="sec6";
    for(i=0;i<mainTable2.tBodies.length;i++)
      mainTable2.tBodies

[i].style.display="none";
    mainTable2.tBodies

[n].style.display="block";}
  }

//第三
function secBoard3(n)
  {
    var secTable1=document.getElementById("secTable1");
  var mainTable1=document.getElementById("secTable1");
  if(secTable1&&mainTable1){
    for(i=0;i<secTable3.cells.length;i++)
      secTable3.cells

[i].className="sec9";
    secTable3.cells[n].className="sec10";
    for(i=0;i<mainTable3.tBodies.length;i++)
      mainTable3.tBodies

[i].style.display="none";
    mainTable3.tBodies

[n].style.display="block";}
  }