jQuery.fn.accordion = function(options) {
    // options
    var SLIDE_DOWN_SPEED = 'slow';
    var SLIDE_UP_SPEED = 'fast';
    var startClosed = options && options.start && options.start == 'closed';
    var on = options && options.on && (typeof options.on == 'number' && options.on > 0) ? options.on - 1 : 0;
    return this.each(function() {
        jQuery(this).addClass('accordion'); // use to activate styling
        jQuery(this).find('.newsitem').hide();
        jQuery(this).find('.newshead').click(function() {
            var current = jQuery(this.parentNode).find('.newsitem:visible');
            var next = jQuery(this).find('+.newsitem');
            if (current[0] != next[0]) {
                current.slideUp(SLIDE_UP_SPEED);
            } 
            if (next.is(':visible')) {
                next.slideUp(SLIDE_UP_SPEED);
            } else {
                next.slideDown(SLIDE_DOWN_SPEED);
            }
        });
        if (!startClosed) {
            jQuery(this).find('.newsitem:eq(' + on + ')').slideDown(SLIDE_DOWN_SPEED);
        }
    });
};


jQuery.fn.accordionGbook = function(options) {
    // options
    var SLIDE_DOWN_SPEED = 'slow';
    var SLIDE_UP_SPEED = 'fast';
    var startClosed = options && options.start && options.start == 'closed';
    var on = options && options.on && (typeof options.on == 'number' && options.on > 0) ? options.on - 1 : 0;
    return this.each(function() {
        jQuery(this).addClass('accordion'); // use to activate styling
        jQuery(this).find('.gbookitem').hide();
        jQuery(this).find('.gbookhead').click(function() {
            var current = jQuery(this.parentNode).find('.gbookitem:visible');
            var next = jQuery(this).find('+.gbookitem');
            if (current[0] != next[0]) {
                current.slideUp(SLIDE_UP_SPEED);
            } 
            if (next.is(':visible')) {
                next.slideUp(SLIDE_UP_SPEED);
            } else {
                next.slideDown(SLIDE_DOWN_SPEED);
            }
        });
        if (!startClosed) {
            jQuery(this).find('.gbookitem:eq(' + on + ')').slideDown(SLIDE_DOWN_SPEED);
        }
    });
};