// These links have to be set in the base page 
// for the following javascript to work

/*
<LINK REL = "stylesheet" HREF = "Stylesheets/unsupported.css" TYPE = "text/css"> 
<LINK REL = "stylesheet" HREF = "Stylesheets/winie.css" TYPE = "text/css" DISABLED> 
<LINK REL = "stylesheet" HREF = "Stylesheets/win_mac_firefox.css" TYPE = "text/css" DISABLED>

<SCRIPT LANGUAGE="javascript" TYPE="text/javascript" SRC="JavaScript/stylemanager.js"></SCRIPT>
*/
// Function to change stylesheet

var ua = navigator.userAgent;
var sheets = document.styleSheets;

function toggleSheets(index) 
{
  sheets[(index+1)%3].disabled = true;
  sheets[(index+2)%3].disabled = true;
  sheets[index].disabled = false;
} 

var ua = navigator.userAgent;
var browserName=navigator.appName;

if (ua.indexOf("MSIE") != -1)
{
	toggleSheets(1);
}
else if (ua.indexOf("WebKit") != -1)
{
    var link_elems = document.getElementsByTagName('link');
    var index = 2;
    link_elems[(index + 1) % 3].disabled = true;
    link_elems[(index + 2) % 3].disabled = true;
    link_elems[index].disabled = false;
}
else 
{
	toggleSheets(2);
}