function popup_window(link,w,h) {
	var win=window.open(link, 'window','left=20,top=0,'+
	'width='+w+',height='+h+',toolbar=no,menubar=no,'+
	'location=no,scrollbars=no,resizable=no');
	
	if(window.focus) {
		win.focus();
	}
}

function open_testdrive(login, pass, pid) {
//    if (win) {
//		win.close();
//	}

    var pidstring = "";
    if(pid)
        pidstring = '&pid='+pid

    win=window.open('http://www.resonancestrategies.com/demo/?uid='+login+'&pw='+pass+pidstring,'_blank',"width=920,height=660,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,copyhistory=no,resizable=no");
}