function detectFirefox2()
{
    var userAgent = navigator.userAgent.toLowerCase();
    if (/firefox[\/\s](\d+\.\d+)/.test(userAgent)) 
    {
        var ffversion = new Number(RegExp.$1);
        if (ffversion < 3) 
        {
            return true;
        }
    }
    return false;
}

function openPopUp(docHref,winName,width,height)
{
    var neuesFenster = open(docHref,winName,"width="+width+",height="+height+",scrollbars=yes,toolbar=no,status=no");
	neuesFenster.focus();
}