/*--- IE6 hover ---*/
function ieHover(h_list, h_class){
	if($.browser.msie && $.browser.version < 7){
		if(!h_class) var h_class = 'hover';
		$(h_list).mouseenter(function(){
			$(this).addClass(h_class);
		}).mouseleave(function(){
			$(this).removeClass(h_class);
		});
	}
}
/*--- fade gallery ---*/
function fadeGall(){
	var _speed = 500;
	$('div.fade-gall').each(function(){
		var _hold = $(this);
		var _list = _hold.find('ul li');
		var btn_prev = _hold.find('a.btn-prev');
		var btn_next = _hold.find('a.btn-next');
		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_prev.click(function(){
			if(_a > 0) changeEl(_a - 1);
			else changeEl(_list.length - 1);
			return false;
		});
		btn_next.click(function(){
			if(_a < _list.length - 1) changeEl(_a + 1);
			else changeEl(0);
			return false;
		});
		function changeEl(_ind){
			if(_ind != _a){
				_list.eq(_a).removeClass('active').animate({opacity: 0},{ queue:false, duration:_speed});
				_list.eq(_ind).addClass('active').animate({opacity: 1},{ queue:false, duration:_speed});
				_a = _ind;
			}
		}
		$('div.fade-gall ul img').each(function(){
			this.style.marginTop = (this.parentNode.offsetHeight - this.offsetHeight)/2 + 'px';
		});
	});
}
$(document).ready(function(){
	ieHover('#nav li');
	ieHover('#sidebar li');
	fadeGall();
});
function imagesTop(){
$('div.fade-gall ul img').each(function(){
this.style.marginTop = (this.parentNode.offsetHeight - this.offsetHeight)/2 + 'px';
});
}
if (window.addEventListener) window.addEventListener("load", imagesTop, false);
else if (window.attachEvent && !window.opera) window.attachEvent("onload", imagesTop);