browser_version= parseInt(navigator.appVersion);
browser_type = navigator.appName;
if (browser_type == "Microsoft Internet Explorer" && (browser_version >= 4)) {
	document.write('<style type="text/css">');
	document.write('html,textarea ');
	document.write('{	scrollbar-face-color: #000000; scrollbar-shadow-color: #FFFFFF; scrollbar-highlight-color: #FFFFFF; scrollbar-3dlight-color: #000000; scrollbar-darkshadow-color: #000000; scrollbar-track-color: #000000; scrollbar-arrow-color: #FFFFFF;');
	document.write('</style>');
}
document.write('<style type="text/css">.nasc {display: none;}</style>');