(function(){function getTransformProperty(element){var properties=['transform','WebkitTransform','MozTransform'];var p;while(p=properties.shift()){if(typeof element.style[p]!='undefined'){return p;}}
return'transform';}
var proxied=jQuery.fn.css;jQuery.fn.css=function(key,value){if(key=='transform'){if(typeof jQuery.props[key]=='undefined'){jQuery.props[key]=getTransformProperty(this.get(0));}
key=jQuery.props[key];}
return proxied.apply(this,arguments);};})();(function($){var calcRotate3Di={direction:function(now){return(now<0?-1:1);},degrees:function(now){return(Math.floor(Math.abs(now)))%360;},scale:function(degrees){return(1-(degrees%180)/90)*(degrees>=180?-1:1);}}
$.fx.step.rotate3Di=function(fx){direction=calcRotate3Di.direction(fx.now);degrees=calcRotate3Di.degrees(fx.now);scale=calcRotate3Di.scale(degrees);if(fx.options&&typeof fx.options['sideChange']!='undefined'){if(fx.options['sideChange']){var prevScale=$(fx.elem).data('rotate3Di.prevScale');if(scale*prevScale<=0){fx.options['sideChange'].call(fx.elem,(scale>0||prevScale<0));$(fx.elem).data('rotate3Di.prevScale',$(fx.elem).data('rotate3Di.prevScale')*-1);}}
scale=Math.abs(scale);}
$(fx.elem).data('rotate3Di.degrees',direction*degrees);$(fx.elem).css('transform','skew(0deg, '+direction*degrees+'deg)'
+' scale('+scale+', 1)');}
var proxied=$.fx.prototype.cur;$.fx.prototype.cur=function(){if(this.prop=='rotate3Di'){var style=$(this.elem).css('transform');if(style){var m=style.match(/, (-?[0-9]+)deg\)/);if(m&&m[1]){return parseInt(m[1]);}else{return 0;}}}
return proxied.apply(this,arguments);}
$.fn.rotate3Di=function(degrees,duration,options){if(typeof duration=='undefined'){duration=0;}
if(typeof options=='object'){$.extend(options,{duration:duration});}else{options={duration:duration};}
if(degrees=='toggle'){if($(this).data('rotate3Di.flipped')){degrees='unflip';}else{degrees='flip';}}
if(degrees=='flip'){$(this).data('rotate3Di.flipped',true);var direction=-1;if(typeof options=='object'&&options['direction']&&options['direction']=='clockwise'){direction=1;}
degrees=direction*180;}else if(degrees=='unflip'){$(this).data('rotate3Di.flipped',false);degrees=0;}
var d=$(this).data('rotate3Di.degrees')||0;$(this).data('rotate3Di.prevScale',calcRotate3Di.scale(calcRotate3Di.degrees(d)));$(this).animate({rotate3Di:degrees},options);}})(jQuery);