function checkValid(formField) {
    if (checkValidation(formField) == true) {
        window.location.href = "/subscribe.aspx?e=" + formField.value;
    }

    return (false);
}

function checksValid(formField) {
    if (checkValidation(formField) == true) {
        window.location.href = "/subscribe.aspx?e=" + formField.value + "&list=scholarship";
    }

    return (false);
}

function checkValidation(formInput) {

        if (typeof (formInput) != "object") {
            alert("Validation not supported on this browser.");
            return (false);
        }

        var message;

        if (stringEmpty(formInput.value)) {
            message = "Please enter a valid email address.";
            alert(message);
        } else if (noAtSign(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else if (nothingBeforeAt(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else if (noLeftBracket(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else if (noRightBracket(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else if (noValidPeriod(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else if (noValidSuffix(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else {
        return (true);
        }

        var objType = typeof (formInput.focus);
        if (objType == "object" || objType == "function") {
            formInput.focus();
        }

        return (false);
    }

    function Contest(formField) {
        if (checkValidationContest(formField) == true) {
            window.location.href = "/contest.aspx?e=" + text;
        }

        return (false);
    }

    function checkValidationContest(formInput) {

        if (typeof (formInput) != "object") {
            alert("Validation not supported on this browser.");
            return (false);
        }

        var message;

        if (stringEmpty(formInput.value)) {
            message = "Please enter a valid email address.";
            alert(message);
        } else if (noAtSign(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else if (nothingBeforeAt(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else if (noLeftBracket(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else if (noRightBracket(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else if (noValidPeriod(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else if (noValidSuffix(formInput.value)) {
            message = "Please enter a valid email address..";
            alert(message);
        } else {
            window.location.href = "/contest.aspx?e=" + formInput.value;
        }

        var objType = typeof (formInput.focus);
        if (objType == "object" || objType == "function") {
            formInput.focus();
        }

        return (false);
    }

    

    
    function stringEmpty(formField) {
        // CHECK THAT THE STRING IS NOT EMPTY
        if (formField.length < 1) {
            return (true);
        } else {
            return (false);
        }
    }

    function noAtSign(formField) {
        // CHECK THAT THERE IS AN '@' CHARACTER IN THE STRING
        if (formField.indexOf('@', 0) == -1) {
            return (true)
        } else {
            return (false);
        }
    }

    function nothingBeforeAt(formField) {
        // CHECK THERE IS AT LEAST ONE CHARACTER BEFORE THE '@' CHARACTER
        if (formField.indexOf('@', 0) < 1) {
            return (true)
        } else {
            return (false);
        }
    }

    function noLeftBracket(formField) {
        // IF EMAIL ADDRESS IN FORM 'user@[255,255,255,0]', THEN CHECK FOR LEFT BRACKET
        if (formField.indexOf('[', 0) == -1 && formField.charAt(formField.length - 1) == ']') {
            return (true)
        } else {
            return (false);
        }
    }

    function noRightBracket(formField) {
        // IF EMAIL ADDRESS IN FORM 'user@[255,255,255,0]', THEN CHECK FOR RIGHT BRACKET
        if (formField.indexOf('[', 0) > -1 && formField.charAt(formField.length - 1) != ']') {
            return (true);
        } else {
            return (false);
        }
    }

    function noValidPeriod(formField) {
        // IF EMAIL ADDRESS IN FORM 'user@[255,255,255,0]', THEN WE ARE NOT INTERESTED
        if (formField.indexOf('@', 0) > 1 && formField.charAt(formField.length - 1) == ']')
            return (false);

        // CHECK THAT THERE IS AT LEAST ONE PERIOD IN THE STRING
        if (formField.indexOf('.', 0) == -1)
            return (true);

        return (false);
    }

    function noValidSuffix(formField) {
        // IF EMAIL ADDRESS IN FORM 'user@[255,255,255,0]', THEN WE ARE NOT INTERESTED
        if (formField.indexOf('@', 0) > 1 && formField.charAt(formField.length - 1) == ']') {
            return (false);
        }

        // CHECK THAT THERE IS A TWO OR THREE CHARACTER SUFFIX AFTER THE LAST PERIOD
        var len = formField.length;
        var pos = formField.lastIndexOf('.', len - 1) + 1;
        if ((len - pos) < 2 || (len - pos) > 4) {
            return (true);
        } else {
            return (false);
        }
    }