if (navigator.appVersion.indexOf("MSIE")!=-1)
{
	document.write("<LINK HREF=\"ie.php\" REL=stylesheet>")
}
else if(navigator.userAgent.indexOf("Firefox")!=-1)
{
	document.write("<LINK HREF=\"firefox.php\" REL=stylesheet>");
}

else
{
	document.write("<LINK HREF=\"n.php\" REL=stylesheet>")
}