$(function(){
	$(".nav-main ul").children("li").find(".nav-main-title").on("click",function(){
		$(this).parent("li").children(".nav-main-cont").stop().slideToggle();
		$(this).parent("li").siblings().children(".nav-main-cont").stop().slideUp();
	});
	$(".header-nav").on("click",function(){
		$(".nav").animate({left:"0"});
		$(".black-bg").show();
	});
	$(".nav-out").on("click",function(){
		$(".nav").animate({left:"-100%"});
		$(".black-bg").hide();
	});
});
function setTab(name,cursel,n){
	for(i=1;i<=n;i++){
	var menu=document.getElementById(name+i);
	var con=document.getElementById("con_"+name+"_"+i);
	menu.className=i==cursel?"index-list-title-liston":"index-list-title-list";
	con.style.display=i==cursel?"block":"none";
	}
}
function FullBg(box, obj){
	box.css("background", "none")
	obj.eq(0).stop().fadeIn(1000)
	function resizeBg() {
		obj.removeClass("w-f").removeClass("h-f").css("margin", 0)
		var boxR = box.width() / box.height(),
			objR = obj.width() / obj.height();
		if ( objR < boxR ) {
		    obj.addClass('w-f').css("margin-top", -(obj.height() - box.height()) / 2);
		} else {
		    obj.addClass('h-f').css("margin-left", -(obj.width() - box.width()) / 2);
		}	
	}
	$(window).resize(resizeBg).trigger("resize");
}