fvar(oldSite, oldScope)
  if(isset(_SITE_))
    oldSite = _SITE_
    oldScope = _SCOPE_
  else
    gvar(_SITE_, _SCOPE_)
  end
  
  if(not isset(_PRINT_SC_))
    gvar(_PRINT_SC_)
    fvar(old)
    old = block.select(BLK_HEAD)
    println('$one_print_sc = 0;')
    println('function print_sc(){')
    println('  global $one_print_sc;')
    println('  if($one_print_sc) return;')
    println('  $one_print_sc = 1;')
    println('?>')
    println('<script language="javascript">')
    println('function sendCommand(id, form, cmd, a) {')
    println('  document.getElementById("id" + form).value = id;')
    println('  var frm = document.getElementById("mform" + form);')
    println('  frm.action += "&cmd=" + cmd;')
    println('  if(a == 0) frm.action += "#dt_" + form + "_" + id;')
    println('  frm.submit();')
    println('  return true;')
    println('}')
    println('</script>')
    println('<?php')
    println('}')
    block.select(old)    
  end
  
  println('print_sc();')
  _SITE_ = code(_id_)