window.nam ="main";
var isNav4, isIE4, isMac, isNav6;
    
if(parseInt(navigator.appVersion.charAt(0)) >= 4)
{
	isNav4 = ( navigator.appName == "Netscape" && parseInt(navigator.appVersion) != 5) ? true : false
	isNav6 = ( navigator.appName == "Netscape" && parseInt(navigator.appVersion) == 5) ? true : false
	isIE4 = ( navigator.appName.indexOf("Microsoft") != -1) ? true : false
	isMac = ( navigator.platform.indexOf("Mac") != -1) ? true : false
}
    
function runVideoWindow(url,winWidth,winHeight)
{
	if(isNav4 || isIE4)
	{
	var screenPosX,screenPosY;
	screenPosX = (screen.availWidth - winWidth) / 2;
	screenPosY = (screen.availHeight - winHeight) / 2;

	if(isNav4)
	{
	window.open(url,'subwin','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,copyhistory=0,width=' + winWidth + ',height=' + winHeight + ',screenX=' + screenPosX + ',screenY=' + screenPosY);
	}
	if(isIE4)
		{
		newwin = window.open(url,'subwin','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,copyhistory=0,width=' + winWidth + ',height=' + winHeight + ',left=' +screenPosX+ ',top=' + screenPosY);
		}
	}
	else
	{
	window.open(url,'subwin','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,copyhistory=0,width=' + winWidth + ',height=' + winHeight);
	}
}