/*
	WARNING!
	This jQuery extension is modified.
	This File is modified for using eazyweb® Produkts and can not using on other Systems with jQuery.
	Originalfiles can be download under jquery.com.
	
	Changing by: Adrian Preuß - hovida design
	Changed on:  04-08-2010 04:55 AM
*/
jQuery.easing={
	easein: function(x,t,b,c,d){
		return c * (t/=d) * t + b;
	},
	easeinout: function(x, t, b, c, d) {
		if( t < d / 2) {
			return 2 * c * t * t / (d * d) + b;
		}
		var a = t - d / 2;
		return - 2 * c * a * a / (d * d) + 2 * c * a / d + c / 2 + b;
	},
	easeout: function(x, t, b, c, d) {
		return - c * t * t / (d * d) + 2 * c * t / d + b;
	},
	expoin: function(x, t, b, c, d) {
		var a = 1;
		if(c < 0) {
			a *= -1;
			c *= -1;
		}
		return a*(Math.exp(Math.log(c) / d * t)) + b;
	},
	expoout: function(x, t, b, c, d) {
		var a = 1;
		if(c < 0) {
			a *= -1;
			c *= -1;
		}
		return a *(-Math.exp(-Math.log(c) / d * (t - d)) + c + 1) + b;
	},
	expoinout: function(x, t, b, c, d) {
		var a = 1;
		if(c < 0) {
			a *= -1;
			c *= -1;
		}
		if(t < d / 2) {
			return a *(Math.exp(Math.log(c / 2) / (d / 2) * t)) + b;
		} else {
			return a *(-Math.exp(-2 * Math.log(c / 2) / d * (t - d)) + c + 1) + b;
		}
	},
	bouncein: function(x, t, b, c, d) {
		return c - jQuery.easing['bounceout'](x, d - t, 0, c, d) + b;
	},
	bounceout: 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;
		}
	},
	bounceinout: function(x, t, b, c, d) {
		if(t < d / 2) {
			return jQuery.easing['bouncein'](x, t * 2, 0, c, d) * .5 + b;
		} else {
			return jQuery.easing['bounceout'](x, t * 2 - d, 0, c, d) * .5 + c * .5 + b;
		}
	},
	elasin: 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;
	},
	elasout: 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;
	},
	elasinout: 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;
	},
	backin: function(x, t, b, c, d) {
		var s = 1.70158;
		return c * (t /= d) * t * ((s + 1) * t - s) + b;
	},
	backout: function(x, t, b, c, d) {
		var s = 1.70158;
		return c * ((t = t / d - 1) * t * ((s + 1) * t + s) + 1) + b;
	},
	backinout: function(x, t, b, c, d){
		var 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;
	},
	linear: function(x, t, b, c, d){
		return c * t / d + b;
	}
};