$(document).ready(function() {
    $('.checkbox_container').click(function() {
        var chk = $(this).find('input');
        var img = $(this).find('div');
        if ($(chk).is(':checked') == false) { $(img).removeClass('checkbox_false').addClass('checkbox_true'); $(chk).attr('checked', 'checked'); }
        else { $(img).removeClass('checkbox_true').addClass('checkbox_false'); $(chk).attr('checked', ''); }
    });

// slider
    $(".main_image .desc").show(); //Show Banner
    $(".main_image .block").animate({ opacity: 1 }, 1); //Set Opacity

    //Click and Hover events for thumbnail list
    $(".image_thumb ul li:first").addClass('active');
    $(".image_thumb ul li").click(function() {
        //Set Variables
        var imgAlt = $(this).find('img').attr("alt"); //Get Alt Tag of Image
        var imgTitle = $(this).find('a').attr("href"); //Get Main Image URL
        var imgDesc = $(this).find('.block').html(); 	//Get HTML of block
        var imgDescHeight = $(".main_image").find('.block').height(); //Calculate height of block	

        if ($(this).is(".active")) {  //If it's already active, then...
            return false; // Don't click through
        } else {
            //Animate the Teaser	
            $(".main_image img").animate({ opacity: 0 }, 250);

            $(".main_image .block .desc").animate({ opacity: 0, marginBottom: -imgDescHeight }, 250, function() {
                $(".main_image .block .desc").html(imgDesc).animate({ opacity: 1, marginBottom: "0" }, 250);
                $(".main_image img").attr({ src: imgTitle, alt: imgAlt }).animate({ opacity: 1 }, 250);

            });
        }

        $(".image_thumb ul li").removeClass('active'); //Remove class of 'active' on all lists
        $(this).addClass('active');  //add class of 'active' on this list only
        return false;

    }).hover(function() {
        $(this).addClass('hover');
    }, function() {
        $(this).removeClass('hover');
    });
    
    $("#four_steps > :last").addClass("last");    
    $("section#news > :last").addClass("last");    
});