function SectStatusTop(index, flag) {
  if(flag == 'on') {
    if(navigator.appName == 'Netscape') {
      flag = 'show';
      target = eval("document.layers['LayerTop" + index + "']")
    } else {
      flag = "visible"
      target = eval("document.all['LayerTop" + index + "'].style")
    }   
  } else {
    if(navigator.appName == 'Netscape') {
      flag = 'hide';
      target = eval("document.layers['LayerTop" + index + "']")
    } else {
      flag = "hidden"
      target = eval("document.all['LayerTop" + index + "'].style")
    }   
  }     
  target.visibility = flag;
}