function unString (thestring)
{
    var i;
    var tempstring = new Array();

    for (i=0; i<=thestring.length; i++)
    {
        tempstring[i] = thestring.substr(i,1);
    }
    return tempstring;
}


function validateEmail(emailaddr)
{
    var goodaddr = "good";
    var eaddrval = new Array();
    var atcount = 0;
    var i;

    eaddrval = unString(emailaddr);

    for (i=0; i<emailaddr.length; i++)
    {
        if (eaddrval[i].match(/\w/))
        {
            continue;
        }
        else 
        {
            if (eaddrval[i] == "@")
            {
                if (atcount < 1)
                {
                    atcount = 1;
                }
                else
                {
                    goodaddr = "bad";
                    break;
                }
            }
            else 
            {
                if ((eaddrval[i] == ".") || (eaddrval[i] == "-"))
                {
                    continue;
                }
                else
                {
                    goodaddr = "bad";
                    break;
                }
            }
        }
    }
    if (atcount == 0)
    {
        goodaddr = "bad";
    }
    return goodaddr;
}