OSName = "unknown";
bName = "unknown";
bVer = "unknown";

if (navigator.appVersion.indexOf("Mac") > 0)
	OSName = "Mac";
if (navigator.appVersion.indexOf("Win") > 0)
	OSName = "Win";

if (navigator.appName.substring(0,8) == "Netscape")
	this.bName = "NN";
if (navigator.appName.substring(0,9) == "Microsoft")
	this.bName = "IE";

if (parseInt(navigator.appVersion) >= 3)
	bVer="3x";
if (parseInt(navigator.appVersion) >= 4)
	bVer="4x";
if (parseInt(navigator.appVersion) >= 5)
	bVer="5x";


var haveqt5 = false;
var haveqt = false;

if( OSName == "Mac" && bName == "IE" && (bVer == "4x" || bVer == "5x") )
{
	haveqt  = true;
	haveqt5 = true;
}

if (navigator.plugins)
{
	for (i=0; i < navigator.plugins.length; i++ )
	{
		haveqt = true;
		p = navigator.plugins[i].name;
		if (p.indexOf("QuickTime") >= 0)
		{
			for(k=0; k<p.length; k++)
			{
				qv = parseFloat( p.substring(k, p.length) );
				if( qv!= "NaN" && qv > 4.1 )
				{
					haveqt5 = true;
				}
			}
		}
	}
}

var can_script	= false;
if((haveqt && bName == "NN") || (!haveqt && (bName == "NN" || OSName == "Win")) )
	can_script = true;