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

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;
}

function setButtons(title,siteColor) {
	var linkArr = ['Normal','MediumText','LargeText'];
	var btnArr = ['normalText','largeText','xLargeText'];
	var btnOnBlue = ["images/buttons/text_size_small_over.gif","images/buttons/text_size_med_over.gif","images/buttons/text_size_large_over.gif"];
	var btnOnGreen = ["images/buttons/text_size_small_over_g.gif","images/buttons/text_size_med_over_g.gif","images/buttons/text_size_large_over_g.gif"];
	var btnOff = ["images/buttons/text_size_small.gif","images/buttons/text_size_med.gif","images/buttons/text_size_large.gif"];
	for(var x = 0; x < 3; x++) {
		var temp = document.getElementById(btnArr[x]);
		if(title != linkArr[x]) {
			temp.setAttribute("src",btnOff[x]);
		} else {
			if(siteColor == 'green') { 
				temp.setAttribute("src",btnOnGreen[x]); 
				} else { 
					temp.setAttribute("src",btnOnBlue[x]);
					}
		}
	}

}

window.onload = function(e) {
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title,siteColor);
}

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

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();