if (document.getElementsByTagName){
	document.getElementsByTagName('link')[0].disabled = true;
	document.getElementsByTagName('link')[1].disabled = true;
	document.getElementsByTagName('link')[2].disabled = false;
}

/*

window.onload = function(e) {
  var cookie = readCookie("style");
  var nr = cookie ? cookie : 3;
  if ( nr == 0 || nr > 3 || nr < 0 || nr == '' ) {
	nr = 3;
  }

  changeCSS(nr);
}
*/
/*
window.onunload = function(e) {
  var nr = getActiveStyleSheet();

  createCookie("style", nr, 365);
}
*/


function changeCSS(nr)
{
       createCookie("style", nr, 365);
	   x = $('.astyle');
	nr--;
	x[nr].disabled = false; 	
	for (var i=0;i<x.length;i++)
	{
                if ( i != nr ) {
                    x[i].disabled = true;       
					//alert(i);
                } 
	}
}

function getActiveStyleSheet()
{
	if (document.getElementsByTagName)
		x = document.getElementsByTagName('link');
	else if (document.all)
		x = document.all.tags('link');
	else
		return 0;
	for (var i=0;i<x.length;i++)
	{
		if (x[i].disabled == false){
			return i+1;
		}
	}
return 0;
}

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;
}