// JScript File
function textboxOnFocus(textBName)
{
    var TBO = document.getElementById("ctl00_ContentPlaceHolder1_" + textBName);
    if (TBO != null) 
    {
        if (TBO.value==TBO.title) { TBO.value=''; }
    }
}
function textboxOnBlur(textBName)
{
    var TBO = document.getElementById("ctl00_ContentPlaceHolder1_" + textBName);
    if (TBO != null) 
    {
        if (TBO.value=='') { TBO.value=TBO.title; }
    }
}
function textboxOnLoad(textBName)
{
    var TBO = document.getElementById("ctl00_ContentPlaceHolder1_" + textBName);
    if (TBO != null) 
    {
        TBO.value=TBO.title;
    }
}

//<Email Validation Start>
    function checkValidation(formInput) {

        if (typeof(formInput) != "object") {
            return "Validation not supported on this <b>browser</b>.";
        }
        var message="";

        if (stringEmpty(formInput.value)) {
            message = "Error! There is no input value entered.";
        } else if (noAtSign( formInput.value )) {
            message = "Error! The address \"" + formInput.value + "\" does not contain an <b>'@'</b> character.";
        } else if (nothingBeforeAt(formInput.value)) {
            message = "Error! The address \"" + formInput.value;
            message += "\" must contain at least one character before the '@' character";
        } else if (noLeftBracket(formInput.value)) {
            message = "Error! The address \"" + formInput.value;
            message += "\" contains a right square bracket ']',\nbut no corresponding left square bracket <b>'['</b>.";
        } else if (noRightBracket(formInput.value)) {
            message = "Error! The address \"" + formInput.value;
            message += "\" contains a left square bracket '[',\nbut no corresponding right square bracket <b>']'</b>.";
        } else if (noValidPeriod(formInput.value)) {
            message = "Error! The address \"" + formInput.value + "\" must contain a period <b>('.')</b> character.";
        } else if (noValidSuffix(formInput.value)) {
            message = "Error! The address \"" + formInput.value;
            message += "\" must contain a two, three or four character <b>suffix</b>.";
        } 

        //    var objType = typeof(formInput.focus);
        //    if (objType == "object" || objType == "function") {
        //         formInput.focus();
        //    }
        if (message!= "") { return "Invalid <b>email address</b>"; } else { return message; }
    }

    function checkValid (formField) 
    {
        return checkValidation ( formField ) 
    }

    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 );
        }
    }
//<Email Validation End>