jQuery.easing['jswing']=jQuery.easing['swing'];
jQuery.extend(jQuery.easing,{
    def:'easeOutQuad',
    swing:function(x,t,b,c,d){
        return jQuery.easing[jQuery.easing.def](x,t,b,c,d);
    },
    easeInQuad:function(x,t,b,c,d){
        return c*(t/=d)*t+b;
    },
    easeOutQuad:function(x,t,b,c,d){
        return-c*(t/=d)*(t-2)+b;
    },
    easeInOutQuad:function(x,t,b,c,d){
        if((t/=d/2)<1)return c/2*t*t+b;
        return-c/2*((--t)*(t-2)-1)+b;
    },
    easeInCubic:function(x,t,b,c,d){
        return c*(t/=d)*t*t+b;
    },
    easeOutCubic:function(x,t,b,c,d){
        return c*((t=t/d-1)*t*t+1)+b;
    },
    easeInOutCubic:function(x,t,b,c,d){
        if((t/=d/2)<1)return c/2*t*t*t+b;
        return c/2*((t-=2)*t*t+2)+b;
    },
    easeInQuart:function(x,t,b,c,d){
        return c*(t/=d)*t*t*t+b;
    },
    easeOutQuart:function(x,t,b,c,d){
        return-c*((t=t/d-1)*t*t*t-1)+b;
    },
    easeInOutQuart:function(x,t,b,c,d){
        if((t/=d/2)<1)return c/2*t*t*t*t+b;
        return-c/2*((t-=2)*t*t*t-2)+b;
    },
    easeInQuint:function(x,t,b,c,d){
        return c*(t/=d)*t*t*t*t+b;
    },
    easeOutQuint:function(x,t,b,c,d){
        return c*((t=t/d-1)*t*t*t*t+1)+b;
    },
    easeInOutQuint:function(x,t,b,c,d){
        if((t/=d/2)<1)return c/2*t*t*t*t*t+b;
        return c/2*((t-=2)*t*t*t*t+2)+b;
    },
    easeInSine:function(x,t,b,c,d){
        return-c*Math.cos(t/d*(Math.PI/2))+c+b;
    },
    easeOutSine:function(x,t,b,c,d){
        return c*Math.sin(t/d*(Math.PI/2))+b;
    },
    easeInOutSine:function(x,t,b,c,d){
        return-c/2*(Math.cos(Math.PI*t/d)-1)+b;
    },
    easeInExpo:function(x,t,b,c,d){
        return(t==0)?b:c*Math.pow(2,10*(t/d-1))+b;
    },
    easeOutExpo:function(x,t,b,c,d){
        return(t==d)?b+c:c*(-Math.pow(2,-10*t/d)+1)+b;
    },
    easeInOutExpo:function(x,t,b,c,d){
        if(t==0)return b;
        if(t==d)return b+c;
        if((t/=d/2)<1)return c/2*Math.pow(2,10*(t-1))+b;
        return c/2*(-Math.pow(2,-10*--t)+2)+b;
    },
    easeInCirc:function(x,t,b,c,d){
        return-c*(Math.sqrt(1-(t/=d)*t)-1)+b;
    },
    easeOutCirc:function(x,t,b,c,d){
        return c*Math.sqrt(1-(t=t/d-1)*t)+b;
    },
    easeInOutCirc:function(x,t,b,c,d){
        if((t/=d/2)<1)return-c/2*(Math.sqrt(1-t*t)-1)+b;
        return c/2*(Math.sqrt(1-(t-=2)*t)+1)+b;
    },
    easeInElastic:function(x,t,b,c,d){
        var s=1.70158;
        var p=0;
        var a=c;
        if(t==0)return b;
        if((t/=d)==1)return b+c;
        if(!p)p=d*.3;
        if(a<Math.abs(c)){
            a=c;
            var s=p/4;
        }else var s=p/(2*Math.PI)*Math.asin(c/a);
        return-(a*Math.pow(2,10*(t-=1))*Math.sin((t*d-s)*(2*Math.PI)/p))+b;
    },
    easeOutElastic:function(x,t,b,c,d){
        var s=1.70158;
        var p=0;
        var a=c;
        if(t==0)return b;
        if((t/=d)==1)return b+c;
        if(!p)p=d*.3;
        if(a<Math.abs(c)){
            a=c;
            var s=p/4;
        }else var s=p/(2*Math.PI)*Math.asin(c/a);
        return a*Math.pow(2,-10*t)*Math.sin((t*d-s)*(2*Math.PI)/p)+c+b;
    },
    easeInOutElastic:function(x,t,b,c,d){
        var s=1.70158;
        var p=0;
        var a=c;
        if(t==0)return b;
        if((t/=d/2)==2)return b+c;
        if(!p)p=d*(.3*1.5);
        if(a<Math.abs(c)){
            a=c;
            var s=p/4;
        }else var s=p/(2*Math.PI)*Math.asin(c/a);
        if(t<1)return-.5*(a*Math.pow(2,10*(t-=1))*Math.sin((t*d-s)*(2*Math.PI)/p))+b;
        return a*Math.pow(2,-10*(t-=1))*Math.sin((t*d-s)*(2*Math.PI)/p)*.5+c+b;
    },
    easeInBack:function(x,t,b,c,d,s){
        if(s==undefined)s=1.70158;
        return c*(t/=d)*t*((s+1)*t-s)+b;
    },
    easeOutBack:function(x,t,b,c,d,s){
        if(s==undefined)s=1.70158;
        return c*((t=t/d-1)*t*((s+1)*t+s)+1)+b;
    },
    easeInOutBack:function(x,t,b,c,d,s){
        if(s==undefined)s=1.70158;
        if((t/=d/2)<1)return c/2*(t*t*(((s*=(1.525))+1)*t-s))+b;
        return c/2*((t-=2)*t*(((s*=(1.525))+1)*t+s)+2)+b;
    },
    easeInBounce:function(x,t,b,c,d){
        return c-jQuery.easing.easeOutBounce(x,d-t,0,c,d)+b;
    },
    easeOutBounce:function(x,t,b,c,d){
        if((t/=d)<(1/2.75)){
            return c*(7.5625*t*t)+b;
        }else if(t<(2/2.75)){
            return c*(7.5625*(t-=(1.5/2.75))*t+.75)+b;
        }else if(t<(2.5/2.75)){
            return c*(7.5625*(t-=(2.25/2.75))*t+.9375)+b;
        }else{
            return c*(7.5625*(t-=(2.625/2.75))*t+.984375)+b;
        }
    },
easeInOutBounce:function(x,t,b,c,d){
    if(t<d/2)return jQuery.easing.easeInBounce(x,t*2,0,c,d)*.5+b;
    return jQuery.easing.easeOutBounce(x,t*2-d,0,c,d)*.5+c*.5+b;
}
});