/*moo.fx pack, effects extensions for moo.fx.by Valerio Proietti (http://mad4milk.net) MIT-style LICENSEfor more info visit (http://moofx.mad4milk.net).Friday, April 14, 2006v 1.2.4*///smooth scrollfx.Scroll = Class.create();fx.Scroll.prototype = Object.extend(new fx.Base(), {	initialize: function(options) {		this.setOptions(options);	},	scrollTo: function(el){		var dest = Position.cumulativeOffset($(el))[1];		var client = window.innerHeight || document.documentElement.clientHeight;		var full = document.documentElement.scrollHeight;		var top = window.pageYOffset || document.body.scrollTop || document.documentElement.scrollTop;		if (dest+client > full) this.custom(top, dest - client + (full-dest));		else this.custom(top, dest);	},	increase: function(){		window.scrollTo(0, this.now);	}});//text size modify, now works with pixels too.fx.Text = Class.create();fx.Text.prototype = Object.extend(new fx.Base(), {	initialize: function(el, options) {		this.el = $(el);		this.setOptions(options);		if (!this.options.unit) this.options.unit = "em";	},	increase: function() {		this.el.style.fontSize = this.now + this.options.unit;	}});//composition effect: widht/height/opacityfx.Combo = Class.create();fx.Combo.prototype = {	setOptions: function(options) {		this.options = {			opacity: true,			height: true,			width: false		}		Object.extend(this.options, options || {});	},	initialize: function(el, options) {		this.el = $(el);		this.setOptions(options);		if (this.options.opacity) {			this.o = new fx.Opacity(el, options);			options.onComplete = null;		}		if (this.options.height) {			this.h = new fx.Height(el, options);			options.onComplete = null;		}		if (this.options.width) this.w = new fx.Width(el, options);	},		toggle: function() { this.checkExec('toggle'); },	hide: function(){ this.checkExec('hide'); },		clearTimer: function(){ this.checkExec('clearTimer'); },		checkExec: function(func){		if (this.o) this.o[func]();		if (this.h) this.h[func]();		if (this.w) this.w[func]();	},		//only if width+height	resizeTo: function(hto, wto) {		if (this.h && this.w) {			this.h.custom(this.el.offsetHeight, this.el.offsetHeight + hto);			this.w.custom(this.el.offsetWidth, this.el.offsetWidth + wto);		}	},	customSize: function(hto, wto) {		if (this.h && this.w) {			this.h.custom(this.el.offsetHeight, hto);			this.w.custom(this.el.offsetWidth, wto);		}	}}fx.Accordion = Class.create();fx.Accordion.prototype = {	setOptions: function(options) {		this.options = {			delay: 100,			opacity: false		}		Object.extend(this.options, options || {});	},	initialize: function(togglers, elements, options) {		this.elements = elements;		this.setOptions(options);		var options = options || '';		this.fxa = [];		if (options && options.onComplete) options.onFinish = options.onComplete;		elements.each(function(el, i){			options.onComplete = function(){				if (el.offsetHeight > 0) el.style.height = '1%';				if (options.onFinish) options.onFinish(el);			}			this.fxa[i] = new fx.Combo(el, options);			this.fxa[i].hide();		}.bind(this));		togglers.each(function(tog, i){			if (typeof tog.onclick == 'function') var exClick = tog.onclick;			tog.onclick = function(){				if (exClick) exClick();				this.showThisHideOpen(elements[i]);			}.bind(this);		}.bind(this));	},	showThisHideOpen: function(toShow){		this.elements.each(function(el, j){			if (el.offsetHeight > 0 && el != toShow) this.clearAndToggle(el, j);			if (el == toShow && toShow.offsetHeight == 0) setTimeout(function(){this.clearAndToggle(toShow, j);}.bind(this), this.options.delay);		}.bind(this));	},	clearAndToggle: function(el, i){		this.fxa[i].clearTimer();		this.fxa[i].toggle();	}}var Remember = new Object();Remember = function(){};Remember.prototype = {	initialize: function(el, options){		this.el = $(el);		this.days = 365;		this.options = options;		this.effect();		var cookie = this.readCookie();		if (cookie) {			this.fx.now = cookie;			this.fx.increase();		}	},	//cookie functions based on code by Peter-Paul Koch	setCookie: function(value) {		var date = new Date();		date.setTime(date.getTime()+(this.days*24*60*60*1000));		var expires = "; expires="+date.toGMTString();		document.cookie = this.el+this.el.id+this.prefix+"="+value+expires+"; path=/";	},	readCookie: function() {		var nameEQ = this.el+this.el.id+this.prefix + "=";		var ca = document.cookie.split(';');		for(var i=0;c=ca[i];i++) {			while (c.charAt(0)==' ') c = c.substring(1,c.length);			if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);		}		return false;	},	custom: function(from, to){		if (this.fx.now != to) {			this.setCookie(to);			this.fx.custom(from, to);		}	}}fx.RememberHeight = Class.create();fx.RememberHeight.prototype = Object.extend(new Remember(), {	effect: function(){		this.fx = new fx.Height(this.el, this.options);		this.prefix = 'height';	},		toggle: function(){		if (this.el.offsetHeight == 0) this.setCookie(this.el.scrollHeight);		else this.setCookie(0);		this.fx.toggle();	},		resize: function(to){		this.setCookie(this.el.offsetHeight+to);		this.fx.custom(this.el.offsetHeight,this.el.offsetHeight+to);	},	hide: function(){		if (!this.readCookie()) {			this.fx.hide();		}	}});fx.RememberText = Class.create();fx.RememberText.prototype = Object.extend(new Remember(), {	effect: function(){		this.fx = new fx.Text(this.el, this.options);		this.prefix = 'text';	}});//useful for-replacementArray.prototype.iterate = function(func){	for(var i=0;i<this.length;i++) func(this[i], i);}if (!Array.prototype.each) Array.prototype.each = Array.prototype.iterate;//Easing Equations (c) 2003 Robert Penner, all rights reserved.//This work is subject to the terms in http://www.robertpenner.com/easing_terms_of_use.html.//expofx.expoIn = function(pos){	return Math.pow(2, 10 * (pos - 1));}fx.expoOut = function(pos){	return (-Math.pow(2, -10 * pos) + 1);}//quadfx.quadIn = function(pos){	return Math.pow(pos, 2);}fx.quadOut = function(pos){	return -(pos)*(pos-2);}//circfx.circOut = function(pos){	return Math.sqrt(1 - Math.pow(pos-1,2));}fx.circIn = function(pos){	return -(Math.sqrt(1 - Math.pow(pos, 2)) - 1);}//backfx.backIn = function(pos){	return (pos)*pos*((2.7)*pos - 1.7);}fx.backOut = function(pos){	return ((pos-1)*(pos-1)*((2.7)*(pos-1) + 1.7) + 1);}//sinefx.sineOut = function(pos){	return Math.sin(pos * (Math.PI/2));}fx.sineIn = function(pos){	return -Math.cos(pos * (Math.PI/2)) + 1;}fx.sineInOut = function(pos){	return -(Math.cos(Math.PI*pos) - 1)/2;}