// JavaScript Document


function SwitchMenu(id){
 if(document.getElementById){
  var el;
  for (i=0; i<6; i++) {
    spick = 'sub'+(i+1);
    if (spick != id) { document.getElementById(spick).style.display = 'none'; }
		else { el = document.getElementById(id);
  		       el.style.display = (el.style.display != "block")?'block':'none' }
  }
 }
}