if (navigator.userAgent.indexOf("Win") >= 0) {
	if (navigator.appName.indexOf("Microsoft") >= 0) {
		version="win_ie";
	} else {
			if(navigator.appVersion.charAt(0) >= 5){
			version="win_nn6";
		}else {
			version="win_nn";
		}
	}
} else {
	if (navigator.appName.indexOf("Microsoft") >= 0) {
		version="mac_ie";
	} else {
			if(navigator.appVersion.charAt(0) >= 5){
			version="mac_nn6";
		}else {
			version="mac_nn";
		}
	}
}
document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="../img/6868/0804/'+version+'.css">')

function jump(sel) {
  if (sel.options[sel.selectedIndex].value) {
//      parent.top.location.href = sel.options[sel.selectedIndex].value;
      location.href = sel.options[sel.selectedIndex].value;
       }
}