// index

var img_path = '/i/pics/';
var img_arr = {};
img_arr['1'] = 'pic001.jpg';
img_arr['2'] = 'pic002.jpg';
img_arr['3'] = 'pic003.jpg';
img_arr['4'] = 'pic004.jpg';
img_arr['5'] = 'pic005.jpg';


var current_nr = 1;

function chItem(nr) {
	var margine = parseInt(-((nr-1) * (618 + 10)));
	$('#scroll-content').stop().animate({marginLeft:margine+'px'}, 500, function() {});
}

function nextItem() {
	current_nr ++;
	if(current_nr > 5) current_nr = 1;
	var nr = current_nr;
	
	$("ul.st12 a").removeClass("act");
	$("#all ul.st12 a[href=#"+nr+"]").attr('class', 'act');
	
	//if(current_nr > 5) current_nr = 1;
	chItem(nr);
}

$(function(){
	$("ul.st12 a").click(function() {
		var url_arr = this.href.split('#')
		var nr = url_arr[1];
		current_nr = nr;
		
		$("ul.st12 a").removeClass("act");
		$(this).addClass("act");
		chItem(current_nr);
		return false;
	});
	
	$("ul.st12 a").removeClass("act");
	$("#all ul.st12 a[href=#"+current_nr+"]").attr('class', 'act');
	
	setInterval("nextItem()", 5000 );
});

// about

var current_page_nr = 1;

var last_item_nr = 0;
function chPage(page_id) {
	var cnt = $('div[name=pages]').size();
	$("div.st05_2").html(page_id+' / '+cnt);
	$("div[name=pages]").hide();
	$("#page_"+page_id).show();
	/*$("div.st06").hide();
	if($('#descr_'+year_id+'_'+item_id)) $('#descr_'+year_id+'_'+item_id).show();
	
	current_item_nr = item_id;
	chArrows();

	$("ul.st11 a").removeClass("act");
	$("#list_"+year_id+" ul.st11 a[href=#"+item_id+"]").attr('class', 'act');*/
		
}

function chArrows() {
	var cnt = $('div[name=pages]').size();
	if(current_page_nr > 1) $("#page_prev img").attr('src', '/i/buts/but004.gif');
		else $("#page_prev img").attr('src', '/i/buts/but001.gif');
		
	if(current_page_nr < cnt) $("#page_next img").attr('src', '/i/buts/but002.gif');
		else $("#page_next img").attr('src', '/i/buts/but003.gif');
}

function changeImgArrow(img, obj, type){
	if(current_page_nr > 1 && type=='prev'){ $(obj).attr('src',img);}
	else if(current_page_nr < $('div[name=pages]').size() && type=='next'){ $(obj).attr('src',img);}
}
function pageNext() {
	var cnt = $('div[name=pages]').size();
	if(current_page_nr >= cnt) return false;
	current_page_nr ++;
	chArrows();	
	chPage(current_page_nr);
}

function pagePrev() {
	if(current_page_nr < 2)	return false;
	current_page_nr --;
	chArrows();
	chPage(current_page_nr);
}
$(function(){
	// Next Item ">"		
	$("#page_next").click(function() {
		pageNext();
		return false;
	});
	
	// Prev Item "<"
	$("#page_prev").click(function() {
		pagePrev();
		return false;
	});
	chPage(current_page_nr);
});