function secSearchcg(n)
  {
    for(i=0;i<secSearch.cells.length;i++)
      secSearch.cells[i].className="sec1";
    secSearch.cells[n].className="sec2";
    for(i=0;i<SearchTable.tBodies.length;i++)
      SearchTable.tBodies[i].style.display="none";
    SearchTable.tBodies[n].style.display="block";
  }
     function secSon(n)
  {
    for(i=0;i<secTableSon.cells.length;i++)
      secTableSon.cells[i].className="sec1";
    secTableSon.cells[n].className="sec2";
    for(i=0;i<sonTable.tBodies.length;i++)
      sonTable.tBodies[i].style.display="none";
    sonTable.tBodies[n].style.display="block";
  }