/*
* function to validate email address
* used with subscribe form
*/

function checkEmail()
{
        var emailAddress = document.getElementById("EmailAddress").value;
        var reg = new RegExp("^[_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*\.(([0-9]{1,3})|([a-zA-Z]{2,3})|(aero|coop|info|museum|name))$");
        if(reg.test(emailAddress))
                return true;
        else
        {
                alert("Please enter your email address.");
                return false;
        }
}