agent = navigator.userAgent.toLowerCase();
        app = navigator.appName.toLowerCase();

        function isNavigatorOk() {
            if (agent.indexOf("msie 5") != -1 && agent.indexOf("mac_powerpc") != -1) return false;
            if (agent.indexOf("firefox") != -1) return true;
            if (agent.indexOf("safari") != -1) return true;
            if (agent.indexOf("msie") != -1) return true;
            if (agent.indexOf("mozilla/5.0") != -1) return true;
            return false;
        }

function linkeocallback(url)
{
fenn=window.open(url,"popupcallbacklinkeo",'width=400,height=350,top=5,left=5,toolbar=no,location=no,directories=no,status=no,scrollbars=no,resizable=1');
fenn.focus();
}

function newwin(url) {
window.open(url,"popuplinkeo",'width=500,height=400,top=5,left=5,toolbar=no,location=no,directories=no,status=no,scrollbars=yes,resizable=1');
}