function e(id) {
		return document.getElementById(id)?document.getElementById(id):false;
	}
	
function onRollOver(obj_img){
	obj_img.src = obj_img.src.split("-off").join("-on");
}

function onRollOut(obj_img){
	obj_img.src = obj_img.src.split("-on").join("-off");
}

function getDivHeight(id) {
	$element_height = document.getElementById( id ).offsetHeight;
	//document.getElementById( id ).clientHeight);
	
	return $element_height;
}

//Get cookie routine by Shelley Powers 
function get_cookie(Name) {
  var search = Name + "="
  var returnvalue = "";
  if (document.cookie.length > 0) {
    offset = document.cookie.indexOf(search)
    // if cookie exists
    if (offset != -1) { 
      offset += search.length
      // set index of beginning of value
      end = document.cookie.indexOf(";", offset);
      // set index of end of cookie value
      if (end == -1) end = document.cookie.length;
      returnvalue=unescape(document.cookie.substring(offset, end))
      }
   }
  return returnvalue;
}