$(function() {
	// homepage slidery	
	$('#slider-home .slider-navi li').mouseover( function() {
		var index = $(this).prevAll().length;
		showSliderItem(index, true);
		clearInterval(intervalSlider);
	});
	$('#slider-home .slider-navi li').mouseout( function() {
		makeSliderInterval();
	});
	makeSliderInterval();	
	
});
var activeSlider = 0;
var intervalSlider;

function makeSliderInterval() {
	intervalSlider = setInterval("automateSliderItem()", 7000);
}

function showSliderItem(i, manual) {
	if(activeSlider != i) {
		var duration = manual ? 500 : 2000;
		$('#slider-home #slider-content .item:visible').fadeOut(duration);
		$('#slider-home #slider-content .item:eq('+i+')').fadeIn(duration);
		activeSlider = i;
		$('#slider-home .slider-navi li.active').removeClass('active');
		$('#slider-home .slider-navi li:eq('+i+')').addClass('active');
	}
}

function automateSliderItem() {
	var show = activeSlider + 1;
	show = show % $('#slider-home #slider-content .item').length;
	showSliderItem(show, false);
}