function unhide(divID) {
  arrowname = divID & "-ARROW";
	//alert(arrowname);
  var item = document.getElementById(divID);
  var thisarrow = document.getElementById(arrowname);
 if (item) {
    //item.className=(item.className=='hidden')?'unhidden':'hidden';
	item.style.display = (item.style.display=='none')?'block':'none';
  }
 if (thisarrow) {
	 //alert(thisarrow.className);
    thisarrow.className=(thisarrow.className=='hidden-arrow')?'unhidden':'hidden-arrow';
  }
}

function showarrow(divID) {
  var item = document.getElementById(divID);
 if (item) {
    item.className=(item.className=='right-arrow')?'down-arrow':'right-arrow';
  }
}