(function ($) {
    $.fn.tinycarousel = function (options) {
        var defaults = { start: 1, display: 1, axis: 'x', controls: false, pager: false, interval: true, intervaltime: 5000, animation: true, duration: 1000, callback: null }; var options = $.extend(defaults, options); var oSlider = $(this); var oViewport = $('.viewport', oSlider); var oContent = $('.overview', oSlider); var oPages = oContent.children(); var oBtnNext = $('.next', oSlider); var oBtnPrev = $('.prev', oSlider); var oPager = $('.pager', oSlider); var iPageSize, iSteps, iCurrent, oTimer, bForward = true, bAxis = options.axis == 'x'; return this.each(function () { initialize(); }); function initialize() { iPageSize = bAxis ? $(oPages[0]).outerWidth(true) : $(oPages[0]).outerHeight(true); var iLeftover = Math.ceil(((bAxis ? oViewport.outerWidth() : oViewport.outerHeight()) / (iPageSize * options.display)) - 1); iSteps = Math.max(1, Math.ceil(oPages.length / options.display) - iLeftover); iCurrent = Math.min(iSteps, Math.max(1, options.start)) - 2; oContent.css(bAxis ? 'width' : 'height', (iPageSize * oPages.length)); move(1); setEvents(); }
        function setButtons() { if (options.controls) { oBtnPrev.toggleClass('disable', !(iCurrent > 0)); oBtnNext.toggleClass('disable', !(iCurrent + 1 < iSteps)); } }
        function setEvents() { if (options.controls && oBtnPrev.length > 0 && oBtnNext.length > 0) { oBtnPrev.click(function () { move(-1); return false; }); oBtnNext.click(function () { move(1); return false; }); } if (options.pager && oPager.length > 0) { oPager.click(setPager); } }
        function setPager(oEvent) { var oTarget = oEvent.target; if ($(oTarget).hasClass('pagenum')) { iCurrent = parseInt(oTarget.rel) - 1; move(1); } return false; }
        function setPagerActive() { if (options.pager) { var oNumbers = $('.pagenum', oPager); oNumbers.removeClass('active'); $(oNumbers[iCurrent]).addClass('active'); } }
        function setTimer(bReset) { if (options.interval && !bReset) { clearInterval(oTimer); oTimer = window.setInterval(function () { bForward = iCurrent + 1 == iSteps ? false : iCurrent == 0 ? true : bForward; move(bForward ? 1 : -1, true); }, options.intervaltime); } }
        function move(iDirection, bTimerReset) { if (iCurrent + iDirection > -1 && iCurrent + iDirection < iSteps) { iCurrent += iDirection; var oPosition = {}; oPosition[bAxis ? 'left' : 'top'] = -(iCurrent * (iPageSize * options.display)); oContent.animate(oPosition, { queue: false, duration: options.animation ? options.duration : 0, complete: function () { if (typeof options.callback == 'function') options.callback.call(this, oPages[iCurrent], iCurrent); } }); setButtons(); setPagerActive(); setTimer(bTimerReset); } }
    };
})(jQuery);