jQuery(document).ready(function() {

        var timer;
        var rotNum = 1;
        var detectSwitch = false;
        var direction = 'forward';
        var cycleNo = '';
        if (document.getElementById('buttonControls')) {
            var totalObjects = document.getElementById('buttonControls');
            totalObjects = totalObjects.getElementsByTagName('li');
        }

        // JV block refreshing 
        var lengthJV = jQuery("#slidesJV > li").length;
        //cycleNoJV = 'JV' + Math.floor(Math.random() * lengthJV + 1);
	cycleNoJV = "JV2" // added by jonathan percy for temp fix 
        jQuery("#image" + cycleNoJV).css("display", "block");
        jQuery("#image" + cycleNoJV).css("opacity", "0");
        jQuery("#image" + cycleNoJV).animate({ "opacity": 1 }, 3000, "linear", null);
        jQuery("#image" + cycleNoJV).animate({ "opacity": 1 }, 3000, "linear", null);
        jQuery("#image" + cycleNoJV).animate({ "opacity": 1 }, 3000, "linear", null);

        function buttonCycle(event) {
            if (detectSwitch) {
                if (cycleNo == 'button1') {
                    if (direction == 'rewind') { rotNum = totalObjects.length; }
                } else if (cycleNo == 'button' + totalObjects.length) {
                    if (direction == 'forward') { rotNum = 1; }
                } else {
                    if (direction == 'forward') { rotNum = rotNum + 1; }
                    if (direction == 'rewind') { rotNum = rotNum - 1; }
                }
            }

            cycleNo = 'button' + rotNum;
            if (this.id) { cycleNo = this.id; playPause(document.getElementById('pause')); }
            jQuery(".slide").css("display", "none");
            jQuery("#image" + cycleNo).css("display", "block");
            jQuery("#image" + cycleNo).css("opacity", "0");
            jQuery("#image" + cycleNo).animate({ "opacity": 1 }, 1000, "linear", null);
            jQuery("ul.buttons li").removeClass("displaying");
            jQuery("#image" + cycleNo).animate({ "opacity": 1 }, 1000, "linear", null);
            jQuery("#" + cycleNo).addClass("displaying");
            clearTimeout(timer);
            if (!this.id) { timer = setTimeout(eval("buttonCycle"), "5000"); }
            jQuery("#image" + cycleNo).animate({ "opacity": 1 }, 1000, "linear", null);

            /*if (this.id) { cycleNoJV = this.id; playPause(document.getElementById('pause')); }*/
            /*Query(".slide").css("display", "none");*/

            if (direction == 'forward') {
                if (cycleNo == 'button' + totalObjects.length) {
                    rotNum = 1;
                    cycleNo = 'button1';
                } else {
                    if (this.id) {
                        rotNum = parseInt(this.childNodes[0].childNodes[0].nodeValue);
                    } else {
                        rotNum++;
                    }
                }
            }
            if (direction == 'rewind') {
                if (cycleNo == 'button1') {
                    rotNum = totalObjects.length;
                    cycleNo = 'button' + totalObjects.length;
                } else {
                    if (this.id) {
                        rotNum = parseInt(this.childNodes[0].childNodes[0].nodeValue);
                    } else {
                        rotNum--;
                    }
                }
            }
            detectSwitch = false;
        }

        function OnLoad(event) {
            clearTimeout(timer);
            timer = setTimeout(eval("buttonCycle"), "10");
        }

        /* CONTROLS ------- */
        function pause() {
            clearTimeout(timer);
        }

        function skipForward(event) {
            if (direction == 'rewind') { detectSwitch = true; }
            direction = 'forward';
            clearTimeout(timer);
            timer = setTimeout(eval("buttonCycle"), "0");
            playPause(document.getElementById('play'));
        }

        function skipBack(event) {

            if (direction == 'forward') { detectSwitch = true; }
            direction = 'rewind';
            clearTimeout(timer);
            timer = setTimeout(eval("buttonCycle"), "0");
            playPause(document.getElementById('play'));
        }
        /* ---------------- */

        function bindButtonActions() {
            slides = totalObjects;
            for (i = 1; i <= slides.length; i++) {
                jQuery('#button' + i).bind('click', buttonCycle);
            }
            jQuery('#pauseButton').bind('click', pause);
            jQuery('#playButton').bind('click', OnLoad);
            jQuery('#rewindButton').bind('click', skipBack);
            jQuery('#fastforwardButton').bind('click', skipForward);
        }

        if (document.getElementById('buttonControls')) {
            bindButtonActions();
            OnLoad();
        }

    });

    function playPause(object) {
        if (object.id == 'play') {
            document.getElementById('pause').style.display = 'block';
        } else if (object.id == 'pause') {
            document.getElementById('play').style.display = 'block';
        }
        object.style.display = 'none';
    }