jQuery(function() {
  if (readCookie("text_size") == "normal") {
    jQuery("body").addClass("normal");
  } else if (readCookie("text_size") == "larger") {
    jQuery("body").addClass("larger");
  } else if (readCookie("text_size") == "largest") {
    jQuery("body").addClass("largest");
  }
  jQuery (".access_links .normal").click(function() {
    jQuery("body").addClass("normal");
    jQuery("body").removeClass("larger");
    jQuery("body").removeClass("largest");
    createCookie("text_size", "normal", 5000)
  });
  jQuery (".access_links .larger").click(function() {
    jQuery("body").removeClass("normal");
    jQuery("body").addClass("larger");
    jQuery("body").removeClass("largest");
    createCookie("text_size", "larger", 5000)
  });
  jQuery (".access_links .largest").click(function() {
    jQuery("body").removeClass("normal");
    jQuery("body").removeClass("larger");
    jQuery("body").addClass("largest");
    createCookie("text_size", "largest", 5000)
  });
})

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 var 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 eraseCookie(name) {
	createCookie(name,"",-1);
}