function setCSS(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 getCSS() {
  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 getPrefCSS() {
  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 makeCookie(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("psyclickstyle");
  var title = cookie ? cookie : getPrefCSS();
  setCSS(title);
}

window.onunload = function(e) {
  var title = getCSS();
  makeCookie("psyclickstyle", title, 365);
}

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


function clearText(field) {
if (field.defaultValue==field.value)
field.value = ""
}


function resol() {
document.write('<img src="/screensize?w='+screen.width+'&h='+screen.height+'" width="0" height="0" />');
}


var bookmarkurl='http://www.psyclick.org.uk/support'
var bookmarktitle='psyclick.org.uk - support'
function addbookmark(){
if (document.all)
window.external.AddFavorite(bookmarkurl,bookmarktitle)
}