var slider = {
    num: -1,
    cur: 0,
    cr: [],
    al: null,
    at: 10 * 1000,
    ar: true,
    boxWidth: 491,
    boxHeight: 240,
    
    init: function() {
        if (!slider.data || !slider.data.length)
            return false;


        var d = slider.data;
        slider.num = d.length;
        var pos = Math.floor(Math.random() * 1); //slider.num);
        for (var i = 0; i < slider.num; i++) {
            $('#' + d[i].id).css({ left: ((i - pos) * this.boxWidth) });
        }

        //$('img,div#slide-controls', $('div#slide-holder')).fadeIn();
        slider.text(d[pos]);
        slider.on(pos);
        slider.cur = pos;
        window.setTimeout('slider.auto();', slider.at);
    },
    
    auto: function() {
        if (!slider.ar)
            return false;

        var next = slider.cur + 1;
        if (next >= slider.num) next = 0;
        slider.slide(next);
    },
    
    slide: function(pos) {
        if (pos < 0 || pos >= slider.num || pos == slider.cur)
            return;

        window.clearTimeout(slider.al);
        slider.al = window.setTimeout('slider.auto();', slider.at);

        var d = slider.data;
        for (var i = 0; i < slider.num; i++)
            $('#' + d[i].id).stop().animate({ left: ((i - pos) * this.boxWidth) }, this.boxWidth, 'swing');

        slider.on(pos);
        slider.text(d[pos]);
        slider.cur = pos;
    },
    
    slideToAndHold: function(pos) {
        window.clearTimeout(slider.al);
        
        if (pos < 0 || pos >= slider.num || pos == slider.cur)
            return;
        
        var d = slider.data;
        for (var i = 0; i < slider.num; i++)
            $('#' + d[i].id).stop().animate({ left: ((i - pos) * this.boxWidth) }, this.boxWidth, 'swing');

        slider.on(pos);
        slider.text(d[pos]);
        slider.cur = pos;
    },
    
    releaseHold: function() {
    	  slider.al = window.setTimeout('slider.auto();', slider.at);
    },
    
    on: function(pos) {
        $('#slide-nav a').removeClass('on');
        $('#slide-nav a#slide-link-' + pos).addClass('on');
        $('.hh_nitem').removeClass('on');
        $('.hh_nitem').eq(pos).addClass('on');
    },
    
    text: function(di) {
        slider.cr['a'] = di.desc;
        slider.ticker('#slide-desc', di.desc, 0, 'a');
    },
    
    ticker: function(el, text, pos, unique) {
        if (slider.cr[unique] != text)
            return false;

        ctext = text.substring(0, pos) + (pos % 2 ? '-' : '_');
        $(el).html(ctext);

        if (pos == text.length)
            $(el).html(text);
        else
            window.setTimeout('slider.ticker("' + el + '","' + text + '",' + (pos + 1) + ',"' + unique + '");', 30);
    }
};