// rollover
function initRollOverImages() {
  var image_cache = new Object();
  $("img.swap").each(function(i) {
    var imgsrc = this.src;
    var dot = this.src.lastIndexOf('.');
    var imgsrc_ov = this.src.substr(0, dot) + '_ov' + this.src.substr(dot, 4);
    image_cache[this.src] = new Image();
    image_cache[this.src].src = imgsrc_ov;
    $(this).hover(
      function() { this.src = imgsrc_ov; },
      function() { this.src = imgsrc; });
  });
}

$(document).ready(initRollOverImages);




// year
function thisYear(){
var day=new Date();
var year=day.getFullYear();
return document.write(year);
}




// setstylesheet
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;
}

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

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

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




//// jQfontSize
//$(function(){
//   var currentstyle = readCookie('fontStyle');
//   if (currentstyle){
//   switchFont(currentstyle);
//   };
//   $("a.sizeL").click(function(){
//   switchFont("fontL");
//   return false;
//   });
//   $("a.sizeM").click(function(){
//   switchFont("fontM");
//   return false;
//   });
//   $("a.sizeS").click(function(){
//   switchFont("fontS");
//   return false;
//  });
//});
//function switchFont(className){
//   $("body").removeAttr("class").addClass(className);
//   createCookie('fontStyle', className, 365);
//};
//// cookie script http://www.quirksmode.org/js/cookies.html
//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;
//}