jQuery(function($){
	
    
    
    
    var y=0;
    
    $(window).scroll(function(){
    	var y1 = document.documentElement.scrollTop;
        var y2 = document.body.scrollTop;
        if(y1>y2){y = y1}else{y = y2}
        $("#back").css("top",y+"px");
    });
    
    
    
    
    
    var h = $(window).height();
    $("#back").height(h);
    $("#back").css("opacity","0.8").fadeIn(500);
    $("#judgbox").fadeIn(1000);
    
    
    
    $("#under").click(function(){
    	//document.cookie = 'visited=9';
    	location.href='http://www.pokemon.co.jp/';
    });
    $("#over").click(function(){
    	$("#back").fadeOut(500);
        
    });
    
    
    
    
    
});