function verify(form)
{
    var passed = false;
    var blnRetval, intAtSign, intDot, intComma, intSpace, intLastDot, intDomain, intStrLen;
    if (form.Email){
        intAtSign=form.Email.value.indexOf("@");
        intDot=form.Email.value.indexOf(".",intAtSign);
        intComma=form.Email.value.indexOf(",");
        intSpace=form.Email.value.indexOf(" ");
        intLastDot=form.Email.value.lastIndexOf(".");
        intDomain=intDot-intAtSign;
        intStrLen=form.Email.value.length;
        // *** CHECK FOR BLANK EMAIL VALUE
        if (form.Email.value == "" )
            {
            alert("You have not entered an email address.");
            form.Email.focus();
            passed = false;
        }
        // **** CHECK FOR THE  @ SIGN?
        else if (intAtSign == -1)
            {

            alert("Your email address is missing the \"@\".");
            form.Email.focus();
            passed = false;

        }
        // **** Check for commas ****

        else if (intComma != -1)
            {
            alert("Email address cannot contain a comma.");
            form.Email.focus();
            passed = false;
        }

        // **** Check for a space ****

        else if (intSpace != -1)
            {
            alert("Email address cannot contain spaces.");
            form.Email.focus();
            passed = false;
        }

        // **** Check for char between the @ and dot, chars between dots, and at least 1 char after the last dot ****

        else if ((intDot <= 2) || (intDomain <= 1)  || (intStrLen-(intLastDot+1) < 2))
            {
            alert("Please enter a valid Email address.\n" + form.Email.value + " is invalid.");
            form.Email.focus();
            passed = false;
        }
        else {
            passed = true;
        }
    }
    else    {
        passed = true;
    }
    return passed;
}