function show() {
   var now = new Date();
   var year = now.getFullYear();
   document.write(year);
}



// bpref = tab body prefix, hpref = tab header prefix
function seltab(bpref, hpref, id_max, selected) {
  if (! document.getElementById) return;
  for (i = 0; i <= id_max; i++) {
    if (! document.getElementById(bpref + i)) continue;
    if (i == selected) {
      document.getElementById(bpref + i).style.display = "block";
      document.getElementById(bpref + i).style.position = "";
      document.getElementById(hpref + i).className = "open";
    } else {
      document.getElementById(bpref + i).style.display = "none";
      document.getElementById(bpref + i).style.position = "absolute";
      document.getElementById(hpref + i).className = "close";
    }
  }
}

function radio(rad){
	if (rad.value == 1)
		rad.form.btn.disabled = false;
	else
		rad.form.btn.disabled = true;
}


function foldmenu(sender, id) {
  var elm = document.getElementById(id);
  if (elm.style.display == "none") {
    elm.style.display = "block";
    sender.className = "unfolded";
  } else {
    elm.style.display = "none";
    sender.className = "folded";
  }
}


function CombzUrlGetJmp(){
	jmp_id = "";
	if( location.search.length > 1 ){
		num = document.URL.lastIndexOf("#");
		if( num >= 0 )jmp_id = document.URL.substr(num);
	}
	switch( jmp_id ){
		case '#youcan01':
		case '#youcan04':
			seltab('box', 'head', 10, 2 );
			break;
		default:
			seltab('box', 'head', 10, 1 );
			break;
	}
	if( jmp_id != "" )location.href = jmp_id;
}