/* navigation pulldown - thanks to www.alsacreations.com/articles/deroulant/ */
function op(id) {	  
	if (document.getElementById) {
		document.getElementById(id).style.display="block";		
	} else if (document.all) {		  
		document.all[id].style.display="block";		
	} else if (document.layers) {		  
		document.layers[id].display="block";
	}
} 

function cl(id) {
	if (document.getElementById) {
		document.getElementById(id).style.display="none";
	} else if (document.all) {
		document.all[id].style.display="none";
	} else if (document.layers) {
		document.layers[id].display="none";
	}
}

function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}


  setActiveStyleSheet('fly');