$(document).ready(function(){
	$('.nav_bar li').hover(
		function(){
			if($('.foc') == $(this))
				return;
			$('.foc').removeClass('foc');$(this).addClass('foc');
			$('.nav_bar .cur').removeClass('cur').addClass('nocur');
			$(this).addClass('tcur');
		},
		function(){}
	);
	$('.nav_bar li').mouseleave(function(){
		$('.nav_bar .tcur').removeClass('tcur');
		$('.foc').removeClass('foc');
		$('.nav_bar .nocur').removeClass('nocur').addClass('cur');
	});
	
	$('.nav_3').hover(
		function(){
			$('.sub_3').fadeTo('fast',0.7);	
		}
	);
	$('.sub_3').mouseleave(
		function(){$(this).hide();}//.fadeTo('fast',0);
	);
	
	//$('.flexslider').flexslider();
	$('#frontpage-slider').innerfade({
		speed: 'slow',
		timeout: 6000,
		type: 'sequence',
		containerheight: '288px'
	});
	/*$('#social_ul').innerfade({
		speed: 'slow',
		animationtype: 'slide',
		timeout: 10000,
		type: 'sequence',
		containerheight: '334px'
	});
	$(".social").easySlider({
		auto: true,
		vertical: true, 
		controlsShow: false,
		continuous: true 
	});*/
	
	
	
	$('.lession_nav a').click(function(){
		$('.lession_nav .cur').removeClass('cur');
		$(this).parent().addClass('cur');
	});
	
	$('.nav_tab_switch a').click(function(){
		if($(this).parent().hasClass('cur')){
			var t_id = $(this).attr('id')+'_c';
			$('.inner_nav_c').hide();
			$('#'+t_id).show();
		}
		setSlide();
		return false;	
	});
	
	$('.rice_question_r .pause ').click(
		function(){
			if($(this).hasClass('play'))
				$(this).removeClass('play');
			else
				$(this).addClass('play');
		}
	);
	
	$('.rice_i_c').hover(function(){$(this).addClass('cur');},function(){$(this).removeClass('cur');});
	
	$('.nav_tab_switch li:first-child a').click();
	
	$(window.location.hash+ '_l').click();
	//scrollflow();
	returnTop();
	setSlide();
	
});
function setSlide(){
	$('.user_slide').height($('.height_inner').height()-22);
		
}
function scrollflow(){
	/*var $sidebar   = $("#followPanel"),
        $window    = $(window),
        offset     = $sidebar.offset(),
        topPadding = 200;
   	 	$window.scroll(function() {
        if ($window.scrollTop() > offset.top) {
            $sidebar.stop().animate({
                marginTop: $window.scrollTop() - offset.top + topPadding
            });
        } else {
            $sidebar.stop().animate({
                marginTop: 200
            });
        }
    }); 	*/	
}

function returnTop(){
	var $returntop   = $(".btn_top"),
        $window    = $(window),
        offset     = $returntop.offset(),
        topPadding = 400;
		if(offset){
			$returntop.stop().animate({
                marginTop: $window.scrollTop() - offset.top + topPadding +$window.height()- 34
				
            });
   	 	$window.scroll(function() {
        if ($window.scrollTop() + $window.height() - 34 > offset.top ) {
			var t = $window.scrollTop() - offset.top + topPadding +$window.height()- 34;
			
			if(t + 52> $returntop.parent().height())
				t = $returntop.parent().height() - 52;
            $returntop.stop().animate({
                marginTop: t
				
            });
			
					
        } else {
            $returntop.stop().animate({
                marginTop: 400
            });
        }
    }); 
	}
	
	var $returntop_2   = $(".btn_top_2"),
        $window    = $(window),
        offset_2     = $returntop_2.offset(),
        topPadding_2 = 400;
		if(offset_2){
			$returntop_2.stop().animate({
                marginTop: $window.scrollTop() - offset_2.top + topPadding_2 +$window.height()- 34
				
            });
   	 	$window.scroll(function() {
        if ($window.scrollTop() + $window.height() - 34 > offset_2.top ) {
			var t = $window.scrollTop() - offset_2.top + topPadding_2 +$window.height()- 34;
			
			if(t + 34> $returntop_2.parent().height())
				t = $returntop_2.parent().height() - 34;
            $returntop_2.stop().animate({
                marginTop: t
				
            });
			
					
        } else {
            $returntop_2.stop().animate({
                marginTop: 400
            });
        }
    }); 	
	}
	var $returntop_3   = $(".btn_top_3"),
        $window    = $(window),
        offset_3     = $returntop_3.offset(),
        topPadding_3 = 400;
		if(offset_3){
			$returntop_3.stop().animate({
                marginTop: $window.scrollTop() - offset_3.top + topPadding_3 +$window.height()- 34
				
            });
   	 	$window.scroll(function() {
        if ($window.scrollTop() + $window.height() - 34 > offset_3.top ) {
			var t = $window.scrollTop() - offset_3.top + topPadding_3 +$window.height()- 34;
			
			if(t + 52> $returntop_3.parent().height())
				t = $returntop_3.parent().height() - 52;
            $returntop_3.stop().animate({
                marginTop: t
				
            });
			
					
        } else {
            $returntop_3.stop().animate({
                marginTop: 400
            });
        }
    }); 	
	}
}