/* 
 * No Spam (1.3)
 * by Mike Branski (www.leftrightdesigns.com)
 * mikebranski@gmail.com
 *
 * Copyright (c) 2008 Mike Branski (www.leftrightdesigns.com)
 * Licensed under GPL (www.leftrightdesigns.com/library/jquery/nospam/gpl.txt)
 *
 * NOTE: This script requires jQuery to work.  Download jQuery at www.jquery.com
 *
 * Thanks to Bill on the jQuery mailing list for the double slash idea!
 *
 * CHANGELOG:
 * v 1.3   - Added support for e-mail addresses with multiple dots (.) both before and after the at (@) sign
 * v 1.2.1 - Included GPL license
 * v 1.2   - Finalized name as No Spam (was Protect Email)
 * v 1.1   - Changed switch() to if() statement
 * v 1.0   - Initial release
 *
 */

jQuery.fn.nospam = function(settings) {
    settings = jQuery.extend({
        replaceText: false,     // optional, accepts true or false
        filterLevel: 'normal'   // optional, accepts 'low' or 'normal'
    }, settings);
    
    return this.each(function(){
        e = null;
        if(settings.filterLevel == 'low') { // Can be a switch() if more levels added
            if($(this).is('a[rel]')) {
                e = $(this).attr('rel').replace('//', '@').replace(/\//g, '.');
            } else {
                e = $(this).text().replace('//', '@').replace(/\//g, '.');
            }
        } else { // 'normal'
            if($(this).is('a[rel]')) {
                e = $(this).attr('rel').split('').reverse().join('').replace('//', '@').replace(/\//g, '.');
            } else {
                e = $(this).text().split('').reverse().join('').replace('//', '@').replace(/\//g, '.');
            }
        }
        if(e) {
            if($(this).is('a[rel]')) {
                $(this).attr('href', 'mailto:' + e);
                if(settings.replaceText) {
                    $(this).text(e);
                }
            } else {
                $(this).text(e);
            }
        }
    });
};