function setActiveStyleSheet(title) 
{
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) 
  {
	if(a.getAttribute("rel") != null)
	{
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) 
    {      
      // bug found in safari browswers: when a new page loads, it somehow doesnt automatically pick up the prefered stylesheet,
      // if its 'rel' attribute is not set to "stylesheet", i.e. the default stylesheet
      // lets try to disable all first and then enable the one we want	
	a.setAttribute("rel","alternate stylesheet");
	a.disabled = true;		
		if(a.getAttribute("title") == title) 
      {
        a.setAttribute("rel","stylesheet");
        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("picture2life.style");
  var title = (cookie && cookie != "null" ? cookie : getPreferredStyleSheet());
  setActiveStyleSheet(title);
  
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("picture2life.style", title, 365);
}

var cookie = readCookie("picture2life.style");
var title = (cookie && cookie != "null" ? cookie : getPreferredStyleSheet());
setActiveStyleSheet(title);
*/