var DHTML = (document.getElementById || document.all || document.layers);

function toggleMe(a){
  var e=document.getElementById(a);
  if(!e)return true;
  if(e.style.display=="none"){
	collapseall()
    e.style.display="block"
  } else {
    e.style.display="none"
  }
  return true;
}

function collapseall(){
		var i=1
		while (document.getElementById(i+"_detail")!=null){
			document.getElementById(i+"_detail").style.display="none"
			i++
		}
}