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);