var plat = (navigator.userAgent.indexOf("Win") >= 0);
if(plat){
	document.write('<link rel="stylesheet" href="css/win.css" type="text/css" media="all">');
}else{
	document.write('<link rel="stylesheet" href="css/mac.css" type="text/css" media="all">');
}
var scrollStep = 1;
function scrollToTop() {
   if(navigator.appName == "Microsoft Internet Explorer" && document.compatMode == "CSS1Compat"){
      var ScrollPs = document.body.parentNode.scrollTop;
   }else{
      var ScrollPs = document.body.scrollTop;
   }
   if(scrollStep < 50 && ScrollPs) {
      ScrollPs = (ScrollPs > 2) ? Math.ceil(ScrollPs*.2) : 1;
      scrollStep++;
      scrollBy(0,-ScrollPs);
      setTimeout("scrollToTop()",10);
   }else{
      scrollTo(0,0);
      scrollStep = 1;
   }
}

function openWindow(url,winname,x,y){
	window.open(url,winname,"menubar=0,scrollbars=1,toolbar=0,resizable=1,status=1,width=" + x + ",height=" + y + "'");
}