function switchCSS()
{
  var newURL='', verStr=navigator.appVersion, app=navigator.appName, version = parseFloat(verStr);
  var css = ''
	if (app.indexOf('Netscape') != -1)
	{
		//alert(app+" "+verStr);
		 if (verStr.indexOf('4.') != -1)
		{
			css = false;
		}
		else if (verStr.indexOf('5.0') != -1)
		{
			css = 'global_ns6.css';
		}
		else
		{
			css = false;
		}
	}
	else if (app.indexOf('Microsoft') != -1)
	{
		if (verStr.indexOf('MSIE 6') != -1)
		{
			css = 'global_ie6.css';
		}
		else if (verStr.indexOf('MSIE 5.5') != -1)
		{
			css = 'global_ie55.css';
		}
		else if (verStr.indexOf('MSIE 5.0') != -1)
		{
			css = 'global_ie5.css';
		}
		else
		{
			css = false;
		}
	}
	else
	{
		css = false;
	}
	
	if (css)
	{
		document.write('<link href="../css/'+css+'" rel="stylesheet" type="text/css">');
		//alert('<link href="../css/'+css+'" rel="stylesheet" type="text/css">');
	}
}