/* animated gallery */

var scrollPro = new Array();
var counterPro = new Array();
var countPro = new Array();
var itemsPro = new Array();
var itemsDescPro = new Array();
var dotImgList = new Array();

function initGallery( id ) {

    if ( $$('#'+ id +'_list .'+ id +'_list_item') == undefined ) return ;

    counterPro[id] = 0;
    itemsDescPro[id] = $$('#'+ id +'_list .'+ id +'_list_pos');

    scrollPro[id] = new Fx.Scroll(''+ id +'_list', {
    	transition:Fx.Transitions.Quad.easeIn,
    	duration:1000,
        onStart: function(){
        },
        onComplete: function(){
            if ( itemsDescPro[id].length > 0 )
            itemsDescPro[id][counterPro[id]].setStyle( 'display', '' );
        }
    });

    countPro[id] = $$('#'+ id +'_list .'+ id +'_list_item').length-1;
    dotImgList[id] = $$('#'+ id +'_pos_list div');
    scrollPro[id].toElement(id+'_list_item_0');
}

function galleryNext( id ) {

    if ( itemsDescPro[id].length > 0 )
    	itemsDescPro[id][counterPro[id]].setStyle( 'display', 'none' );
    
    counterPro[id]++;

    if ( counterPro[id] > countPro[id]  )
        counterPro[id] = 0;


    if ( $$('#'+ id +'_pos_list .gallery_pos_list_active').length > 0 ) { 
    	$$('#'+ id +'_pos_list .gallery_pos_list_active')[0].className = 'gallery_pos_list_unactive';
    	dotImgList[id][counterPro[id]].className = 'gallery_pos_list_active';
    }

    scrollPro[id].toElement(id+'_list_item_'+counterPro[id]);
}

function galleryGoTo( id, index ) {

    counterPro[id] = index;
    
    if ( itemsDescPro[id].length > 0 )
    itemsDescPro[id][index].setStyle( 'display', 'none' );

    $$('#'+ id +'_pos_list .gallery_pos_list_active')[0].className = 'gallery_pos_list_unactive';
    dotImgList[id][index].className = 'gallery_pos_list_active';

    scrollPro[id].toElement(id+'_list_item_'+index);
}

function galleryPrev( id ) {

    if ( itemsDescPro[id].length > 0 )
    	itemsDescPro[id][counterPro[id]].setStyle( 'display', 'none' );
    
    counterPro[id]--;
    
    if ( counterPro[id] < 0 )
        counterPro[id] = countPro[id] ;

    if ( counterPro[id] < 0 )
        counterPro[id] = 0;

    if ( $$('#'+ id +'_pos_list .gallery_pos_list_active').length > 0 ) {
	    $$('#'+ id +'_pos_list .gallery_pos_list_active')[0].className = 'gallery_pos_list_unactive';
	    dotImgList[id][counterPro[id]].className = 'gallery_pos_list_active';
    }

    scrollPro[id].toElement(id+'_list_item_'+counterPro[id]);
}