jQuery.preloadImages = function()
{
	for(var i = 0; i<arguments.length; i++)
	{
		jQuery("<img>").attr("src", arguments[i]);
	}
}

$jScroller={config:{obj:[],refresh:35,regExp:{px:/([0-9,.\-]+)px/}},cache:{timer:0,init:0},add:function(a,b,c,d,e){if($(a).length&&$(b).length&&c&&d>=1){$(a).css({overflow:'hidden'});$(b).css({position:'absolute',left:0,top:0});if(e){$(b).hover(function(){$jScroller.pause($(b),true)},function(){$jScroller.pause($(b),false)})}$jScroller.config.obj.push({parent:$(a),child:$(b),direction:c,speed:d,pause:false})}},pause:function(a,b){if(a&&typeof b!=='undefined'){for(var i in $jScroller.config.obj){if($jScroller.config.obj[i].child.attr("id")===a.attr("id")){$jScroller.config.obj[i].pause=b}}}},start:function(){if($jScroller.cache.timer===0&&$jScroller.config.refresh>0){$jScroller.cache.timer=window.setInterval($jScroller.scroll,$jScroller.config.refresh)}if(!$jScroller.cache.init){$(window).blur($jScroller.stop);$(window).focus($jScroller.start);$(window).resize($jScroller.start);$(window).scroll($jScroller.start);$(document).mousemove($jScroller.start);if($.browser.msie){window.focus()}$jScroller.cache.init=1}},stop:function(){if($jScroller.cache.timer){window.clearInterval($jScroller.cache.timer);$jScroller.cache.timer=0}},get:{px:function(a){var b='';if(a){if(a.match($jScroller.config.regExp.px)){if(typeof a.match($jScroller.config.regExp.px)[1]!=='undefined'){b=a.match($jScroller.config.regExp.px)[1]}}}return b}},scroll:function(){for(var i in $jScroller.config.obj){if($jScroller.config.obj.hasOwnProperty(i)){var a=$jScroller.config.obj[i],left=Number(($jScroller.get.px(a.child.css('left'))||0)),top=Number(($jScroller.get.px(a.child.css('top'))||0)),min_height=a.parent.height(),min_width=a.parent.width(),height=a.child.height(),width=a.child.width();if(!a.pause){switch(a.direction){case'up':if(top<=-1*height){top=min_height}a.child.css('top',top-a.speed+'px');break;case'right':if(left>=min_width){left=-1*width}a.child.css('left',left+a.speed+'px');break;case'left':if(left<=-1*width){left=min_width}a.child.css('left',left-a.speed+'px');break;case'down':if(top>=min_height){top=-1*height}a.child.css('top',top+a.speed+'px');break}}}}}};

$(document).ready(function(){
	
	$(".menu li").hover(
		function(){
			$(this).addClass("hover");
		}, 
		function(){
			$(this).removeClass("hover");
		}
    );
	
	var show;
	if($(".bg_top").hasClass("bg_user")) {
		show = 0;
		$(".middle .line1 .user").show();
	}
	else if($(".bg_top").hasClass("bg_adv")) {
		show = 1;
		$(".middle .line1 .adv").show();
	}
	
	function SwitchIt() {
		if(show == 0) {
			$(".middle .bg_top").removeClass("bg_adv").addClass("bg_user");
			$(".middle .line1 .adv").slideUp(800,function callback(){
				$(".middle .line1 .user").slideDown(800);
				show = 1;
			});
		}
		else if(show == 1) {
			$(".middle .bg_top").removeClass("bg_user").addClass("bg_adv");
			$(".middle .line1 .user").slideUp(800,function callback(){
				$(".middle .line1 .adv").slideDown(800);
				show = 0;
			});
		}
	}
	
	$(".toggle_content .user").click(function(){
		SwitchIt();
		return false;
	});
	$(".toggle_content .adv").click(function(){
		SwitchIt();
		return false;
	});
	
	$jScroller.add(".jQueryScroller",".jQueryScroller div","up",1,true);
	$jScroller.start();
	
});