fx.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);}
}); 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;}
}); fx.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.el.o = new fx.Opacity(el, options); options.onComplete = null;}
if (this.options.height) { this.el.h = new fx.Height(el, options); options.onComplete = null;}
if (this.options.width) this.el.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.el.o) this.el.o[func](); if (this.el.h) this.el.h[func](); if (this.el.w) this.el.w[func]();}, resizeTo: function(hto, wto) { if (this.el.h && this.el.w) { this.el.h.custom(this.el.offsetHeight, this.el.offsetHeight + hto); this.el.w.custom(this.el.offsetWidth, this.el.offsetWidth + wto);}
}, customSize: function(hto, wto) { if (this.el.h && this.el.w) { this.el.h.custom(this.el.offsetHeight, hto); this.el.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 || ''; elements.each(function(el, i){ options.onComplete = function(){ if (el.offsetHeight > 0) el.style.height = '1%';}
el.fx = new fx.Combo(el, options); el.fx.hide();}); togglers.each(function(tog, i){ tog.onclick = function(){ this.showThisHideOpen(elements[i]);}.bind(this);}.bind(this));}, showThisHideOpen: function(toShow){ if (toShow.offsetHeight == 0) setTimeout(function(){this.clearAndToggle(toShow);}.bind(this), this.options.delay); this.elements.each(function(el, i){ if (el.offsetHeight > 0 && el != toShow) this.clearAndToggle(el);}.bind(this));}, clearAndToggle: function(el){ el.fx.clearTimer(); el.fx.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();}
}, 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';}
}); Array.prototype.each = function(func){ for(var i=0;ob=this[i];i++) func(ob, i);}
fx.expoIn = function(pos){ return Math.pow(2, 10 * (pos - 1));}
fx.expoOut = function(pos){ return (-Math.pow(2, -10 * pos) + 1);}
fx.quadIn = function(pos){ return Math.pow(pos, 2);}
fx.quadOut = function(pos){ return -(pos)*(pos-2);}
fx.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);}
fx.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);}
fx.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;}