/* fontAvailable jQuery Plugin, v1.0
 *
 * Copyright (c) 2009, Howard Rauscher
 * Licensed under the MIT License
 */
 
(function($) {
    $.fontAvailable = function(fontName) {
        var element, width;
        
        // prepare element, and append to DOM
        element = $(document.createElement('span'))
            .css('visibility', 'hidden')
            .html('abcdefghijklmnopqrstuvwxyz')
            .appendTo(document.body);
        
        // get the width of element after applying a fake font
        width = element
            .css('font-family', '__FAKEFONT__')
            .width();
        
        element.css('font-family', fontName);
        
        return (width !== element.width());
    }
})(jQuery);