// JavaScript Document
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;

      	a.disabled = true;

      	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 apriCredits() {
	window.open('credits.htm','Credits','height=180,width=300,resizable=false');	
}