/*
Copyright (c) 2008, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 3.0.0pr2
*/
YUI.add("anim-easing",function(A){A.Easing={easeNone:function(C,B,E,D){return E*C/D+B;},easeIn:function(C,B,E,D){return E*(C/=D)*C+B;},easeOut:function(C,B,E,D){return -E*(C/=D)*(C-2)+B;},easeBoth:function(C,B,E,D){if((C/=D/2)<1){return E/2*C*C+B;}return -E/2*((--C)*(C-2)-1)+B;},easeInStrong:function(C,B,E,D){return E*(C/=D)*C*C*C+B;},easeOutStrong:function(C,B,E,D){return -E*((C=C/D-1)*C*C*C-1)+B;},easeBothStrong:function(C,B,E,D){if((C/=D/2)<1){return E/2*C*C*C*C+B;}return -E/2*((C-=2)*C*C*C-2)+B;},elasticIn:function(D,B,H,G,C,F){var E;if(D===0){return B;}if((D/=G)===1){return B+H;}if(!F){F=G*0.3;}if(!C||C<Math.abs(H)){C=H;E=F/4;}else{E=F/(2*Math.PI)*Math.asin(H/C);}return -(C*Math.pow(2,10*(D-=1))*Math.sin((D*G-E)*(2*Math.PI)/F))+B;},elasticOut:function(D,B,H,G,C,F){var E;if(D===0){return B;}if((D/=G)===1){return B+H;}if(!F){F=G*0.3;}if(!C||C<Math.abs(H)){C=H;E=F/4;}else{E=F/(2*Math.PI)*Math.asin(H/C);}return C*Math.pow(2,-10*D)*Math.sin((D*G-E)*(2*Math.PI)/F)+H+B;},elasticBoth:function(D,B,H,G,C,F){var E;if(D===0){return B;}if((D/=G/2)===2){return B+H;}if(!F){F=G*(0.3*1.5);}if(!C||C<Math.abs(H)){C=H;E=F/4;}else{E=F/(2*Math.PI)*Math.asin(H/C);}if(D<1){return -0.5*(C*Math.pow(2,10*(D-=1))*Math.sin((D*G-E)*(2*Math.PI)/F))+B;}return C*Math.pow(2,-10*(D-=1))*Math.sin((D*G-E)*(2*Math.PI)/F)*0.5+H+B;},backIn:function(C,B,F,E,D){if(D==undefined){D=1.70158;}if(C===E){C-=0.001;}return F*(C/=E)*C*((D+1)*C-D)+B;},backOut:function(C,B,F,E,D){if(typeof D==="undefined"){D=1.70158;}return F*((C=C/E-1)*C*((D+1)*C+D)+1)+B;},backBoth:function(C,B,F,E,D){if(typeof D==="undefined"){D=1.70158;}if((C/=E/2)<1){return F/2*(C*C*(((D*=(1.525))+1)*C-D))+B;}return F/2*((C-=2)*C*(((D*=(1.525))+1)*C+D)+2)+B;},bounceIn:function(C,B,E,D){return E-A.Easing.bounceOut(D-C,0,E,D)+B;},bounceOut:function(C,B,E,D){if((C/=D)<(1/2.75)){return E*(7.5625*C*C)+B;}else{if(C<(2/2.75)){return E*(7.5625*(C-=(1.5/2.75))*C+0.75)+B;}else{if(C<(2.5/2.75)){return E*(7.5625*(C-=(2.25/2.75))*C+0.9375)+B;}}}return E*(7.5625*(C-=(2.625/2.75))*C+0.984375)+B;},bounceBoth:function(C,B,E,D){if(C<D/2){return A.Easing.bounceIn(C*2,0,E,D)*0.5+B;}return A.Easing.bounceOut(C*2-D,0,E,D)*0.5+E*0.5+B;}};},"3.0.0pr2",{requires:["anim-base"]});