var ExteriorBallisticsWin = null;

function ExteriorBallistics ()
{
        if ((ExteriorBallisticsWin != null) && !ExteriorBallisticsWin.closed)
                ExteriorBallisticsWin.location.href = winurl;
        else
        {
                var winname = "ExteriorBallisticsWin";

                var ExteriorBallisticsWin = window.open("", "Calculate",
	        "width=550,height=375,resizable=yes,scrollbars=auto,toolbar=no,status=no");

		ExteriorBallisticsWin.opener = self;
		ExteriorBallisticsWin.location.href= 'ballistictest';

		document.BallisticForm.submit();


		ExteriorBallisticsWin.moveTo(0,0);
        	ExteriorBallisticsWin.focus();
        }
}