function setActiveStyleSheet(title) {
	switch (title){
		case "default" :
			sFontsize = "default";
			var sSize = "12px Arial";
			break;
		case "big" :
			sFontsize = "big";
			var sSize = "13px Arial";
			break;
		case "bigger" :
			sFontsize = "bigger";
			var sSize = "14px Arial";
			break;
		default:
			sFontsize = "default";
			var sSize = "12px Arial";
			break;
	}
	if(document.all){ //IE 
		document.body.style.font=sSize; 
	}
	else if(document.layers){ //NN 
		document.body.font=sSize; 
		if (document.td) document.td.font=sSize; 
	} 
	else if(document.getElementById){ //NN6 
		document.body.style.font=sSize; 
		if (document.td) document.td.style.font=sSize; 
	}
	
	setFooter();
	
	return null;
}

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;
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}


window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
  createCookie("size", sFontsize, 365);
}