/*--- IE6 hover ---*/
function ieHover(h_list, h_class){
	if($.browser.msie && $.browser.version < 7){
		if(!h_class) var h_class = 'hover';
		$(h_list).live('mouseover', function(){
			$(this).addClass(h_class);
		}).live('mouseout', function(){
			$(this).removeClass(h_class);
		});
	}
}
/*--- slide detail block ---*/
function detailSlide(){
	var _speed = 400;
	var _hold = $('div.project:eq(0)');
	if(_hold.length){
		var _btn = _hold.find('a.a-class');
		var _box = _hold.find('div.popup-hold');
		var _t;
		var sub_box = _box.children();
		if(_hold.hasClass('opened')) _box.show();
		else _box.hide();
		_btn.click(function(){
			if(_t) clearTimeout(_t);
			if(_hold.hasClass('opened')){
				_hold.removeClass('opened');
				sub_box.stop().animate({marginBottom: -sub_box.outerHeight()}, _speed, function(){ _box.hide();});
			}
			else{
				_hold.addClass('opened');
				if(_box.is(':hidden')){
					_box.show();
					sub_box.css('marginBottom', -sub_box.outerHeight());
				}
				sub_box.stop().animate({marginBottom: 0}, _speed);
			}
			return false;
		});
		_hold.mouseenter(function(){
			if(_t) clearTimeout(_t);
		}).mouseleave(function(){
			if(_t) clearTimeout(_t);
			_t = setTimeout(function(){
				if(_hold.hasClass('opened')){
					_hold.removeClass('opened');
					sub_box.stop().animate({marginBottom: -sub_box.outerHeight()}, _speed, function(){ _box.hide();});
				}
			}, 1500);
		});
	}
}
/*--- gallery function ---*/
function initGall(){
	var stay_time = 5000;
	var change_speed = 700;
	var _hold = $('div.intro');
	var _list = _hold.children('img');
	var _btn =  $('ul.images-list a');
	if(_list.length && _btn.length){
		var _a = _list.index(_list.filter('.active:eq(0)'));
		if(_a == -1) _a = 0;
		_list.removeClass('active').css('opacity', 0).eq(_a).addClass('active').css('opacity', 1);
		_btn.removeClass('active').eq(_a).addClass('active');
		var _t;
		_btn.click(function(){
			changeEl(_btn.index(this));
			return false;
		});
		function changeEl(_ind){
			if(_t) clearTimeout(_t);
			if(_ind != _a){
				_btn.eq(_a).removeClass('active');
				_btn.eq(_ind).addClass('active');
				_hold.height(_list.eq(_ind).height());
				_list.eq(_a).removeClass('active').animate({opacity: 0}, {queue:false, duration: change_speed});
				_list.eq(_ind).addClass('active').animate({opacity: 1}, {queue:false, duration: change_speed});
				_a = _ind;
			}
			_t = setTimeout(function(){
				if(_a < _list.length - 1) changeEl(_a + 1);
				else changeEl(0);
			}, stay_time + change_speed);
		}
		_t = setTimeout(function(){
			if(_a < _list.length - 1) changeEl(_a + 1);
			else changeEl(0);
		}, stay_time);
	}
}
$(document).ready(function(){
	ieHover('#nav > li');
	detailSlide();
	initGall();
});