// when the DOM is ready...
$(document).ready(function () {

    var $panels_section = $('#slider_section .scrollContainer_section > div');
    var $container_section = $('#slider_section .scrollContainer_section');
    // if false, we'll float all the panels left and fix the width 
    // of the container
    var horizontal_section = true;

    // float the panels left if we're going horizontal
    if (horizontal_section) {
        $panels_section.css({
            'float' : 'left',
            'position' : 'relative' // IE fix to ensure overflow is hidden
        });

        // calculate a new width for the container (so it holds all panels)
        $container_section.css('width', $panels_section[0].offsetWidth * $panels_section.length);
    }

    // collect the scroll object, at the same time apply the hidden overflow
    // to remove the default scrollbars that will appear
    var $scroll = $('#slider_section .scroll_section').css('overflow', 'hidden');
	//var $scroll = $('#hello').css('overflow', 'hidden');

    // apply our left + right buttons
	var total_width = parseInt(document.getElementById('section_width').value);
	var num_page = parseInt(document.getElementById('section_hidden').value) + 1;
	var cal_width1 = total_width-(22 * num_page);
	var cal_width2 = cal_width1-25;
    $scroll
		.after('<img class="right" src="images/next_btn.jpg" style="padding-right:5px;cursor:pointer" />')
        .after('<img class="left"  src="images/preview_btn.jpg"  style="padding-right:5px;cursor:pointer" />');
		//.before('<img class="left"  src="images/left.jpg"  style="padding-right:5px;cursor:pointer" />')
		//.before('<img class="right" src="images/right.jpg" style="padding-right:5px;cursor:pointer" />');
		//
        
    // handle nav selection
    function selectNav() {
        $(this)
            .parents('ul:first')
                .find('a')
                    .removeClass('selected')
                .end()
            .end()
            .addClass('selected');
    }

  //  $('#slider_section .navigation').find('a').click(selectNav);

    // go find the navigation link that has this target and select the nav
    function trigger(data) {
        var el = $('#slider_section .navigation').find('a[href$="' + data.id + '"]').get(0);
        selectNav.call(el);
		//alert(document.getElementById("img-"+data.id))
		document.getElementById("img-"+data.id).src = 'images/red_rating.jpg';
		var total_section = parseInt(document.getElementById('section_hidden').value);
		for(i=1;i<=total_section;i++)
		{
			//alert(data.id)
			if('img-slider_section'+i != 'img-'+data.id)
			{
				//alert(document.getElementById('img-slider_section'+i).src);
				document.getElementById('img-slider_section'+i).src = 'images/black_rating.jpg';
			//alert(i)
			}
			
		}
    }

    if (window.location.hash) {
        trigger({ id : window.location.hash.substr(1) });
    } else {
        ///$('ul.navigation a:first').click();
    }

    // offset is used to move to *exactly* the right place, since I'm using
    // padding on my example, I need to subtract the amount of padding to
    // the offset.  Try removing this to get a good idea of the effect
    var offset = parseInt((horizontal_section ?  $container_section.css('paddingTop') : $container_section.css('paddingLeft')) || 0) * -1;
//alert($container_section.css('paddingLeft'))
    var scrollOptions = {
        target: $scroll, // the element that has the overflow

        // can be a selector which will be relative to the target
        items: $panels_section,

        navigation: '.navigation a',

        // selectors are NOT relative to document, i.e. make sure they're unique
        prev: 'img.left', 
        next: 'img.right',

        // allow the scroll effect to run both directions
        axis: 'xy',

        onAfter: trigger, // our final callback

        offset: offset,

        // duration of the sliding effect
        duration: 500,

        // easing - can be used with the easing plugin: 
        // http://gsgd.co.uk/sandbox/jquery/easing/
        easing: 'swing'
    };

    // apply serialScroll to the slider - we chose this plugin because it 
    // supports// the indexed next and previous scroll along with hooking 
    // in to our navigation.
    $('#slider_section').serialScroll(scrollOptions);

    // now apply localScroll to hook any other arbitrary links to trigger 
    // the effect
    //$.localScroll(scrollOptions);

    // finally, if the URL has a hash, move the slider in to position, 
    // setting the duration to 1 because I don't want it to scroll in the
    // very first page load.  We don't always need this, but it ensures
    // the positioning is absolutely spot on when the pages loads.
    scrollOptions.duration = 1;
    //$.localScroll.hash(scrollOptions);

});