(function($) {
	$.extend($.fx.step,{
	    backgroundPosition: function(fx) {
            if (fx.state === 0 && typeof fx.end == 'string') {
                var start = $.curCSS(fx.elem,'backgroundPosition');
                start = toArray(start);
                fx.start = [start[0],start[2]];
                var end = toArray(fx.end);
                fx.end = [end[0],end[2]];
                fx.unit = [end[1],end[3]];
			}
            var nowPosX = [];
            nowPosX[0] = ((fx.end[0] - fx.start[0]) * fx.pos) + fx.start[0] + fx.unit[0];
            nowPosX[1] = ((fx.end[1] - fx.start[1]) * fx.pos) + fx.start[1] + fx.unit[1];
            fx.elem.style.backgroundPosition = nowPosX[0]+' '+nowPosX[1];

           function toArray(strg){
               strg = strg.replace(/left|top/g,'0px');
               strg = strg.replace(/right|bottom/g,'100%');
               strg = strg.replace(/([0-9\.]+)(\s|\)|$)/g,"$1px$2");
               var res = strg.match(/(-?[0-9\.]+)(px|\%|em|pt)\s(-?[0-9\.]+)(px|\%|em|pt)/);
               return [parseFloat(res[1],10),res[2],parseFloat(res[3],10),res[4]];
           }
        }
	});
})(jQuery);

$(document).ready(function() {
   var login_on = false;
   $("body").css({backgroundPosition: '50% 0'});
   $('a#login-but').click(function(){
		if(login_on == true)
		{
			$("div.loginFrame").animate({marginTop:'-40px'},500);
			//$("body").animate({backgroundPosition:'50% 0'},500);
			$("body").stop().animate({backgroundPosition:"(50% 0)"}, {duration:500});
			login_on = false;
		}
		else
		{
			$("div.loginFrame").animate({marginTop:'0px'},500);
			//$("body").animate({backgroundPosition:'50% 200px'},500);
			$("body").stop().animate({backgroundPosition:"(50% 40px)"}, {duration:500});

			login_on = true;
		}
		return false;
	});
   
	$(".home-features ul li a")
		.hover(function(){
			//$(this).child[0].animate({ paddingTop: 25 }, {duration:50});
			var span = $(this).children("span.feature");
			//alert(span);
			span.animate({ top:3 }, {duration:50});
			span.animate({ top:-3 }, {duration:70});
			span.animate({ top:0 }, {duration:50});
			
			//$(this).animate({ paddingTop:-5 }, {duration:50});
			//$(this).animate({ paddingTop: 0, height:50 }, {duration:50});
			//alert("over");
		},function(){
			//$(this).animate({ top: 0 }, 'fast');
			
		});
		
		$("a[rel^='tinybox|']").lightBox();
		
		
 });