/*MooTools, My Object Oriented Javascript Tools. Copyright (c) 2006-2007 Valerio Proietti, <http://mad4milk.net>, MIT Style License.||CNET Libraries Copyright (c) 2006-2008, http://clientside.cnet.com/wiki/cnet-libraries#license*/

var Modalizer=new Class({defaultModalStyle:{display:'block',position:'fixed',top:0,left:0,'z-index':5000,'background-color':'#333',opacity:0.8},setModalOptions:function(options){this.modalOptions=$merge({width:(window.getScrollSize().x+300),height:(window.getScrollSize().y+300),elementsToHide:'select',onModalHide:$empty,onModalShow:$empty,hideOnClick:true,modalStyle:{},updateOnResize:true},this.modalOptions,options);return this},toElement:function(){return $('modalOverlay')},resize:function(){if($('modalOverlay')){$('modalOverlay').setStyles({width:(window.getScrollSize().x+300),height:(window.getScrollSize().y+300)})}},setModalStyle:function(styleObject){this.modalOptions.modalStyle=styleObject;this.modalStyle=$merge(this.defaultModalStyle,{width:this.modalOptions.width,height:this.modalOptions.height},styleObject);if($('modalOverlay'))$('modalOverlay').setStyles(this.modalStyle);return(this.modalStyle)},modalShow:function(options){this.setModalOptions(options);var overlay=null;if($('modalOverlay'))overlay=$('modalOverlay');if(!overlay)overlay=new Element('div',{id:'modalOverlay'}).inject(document.body);overlay.setStyles(this.setModalStyle(this.modalOptions.modalStyle));if(Browser.Engine.trident4)overlay.setStyle('position','absolute');$('modalOverlay').removeEvents('click').addEvent('click',function(){this.modalHide(this.modalOptions.hideOnClick)}.bind(this));this.bound=this.bound||{};if(!this.bound.resize&&this.modalOptions.updateOnResize){this.bound.resize=this.resize.bind(this);window.addEvent('resize',this.bound.resize)}if($type(this.modalOptions.onModalShow)=="function")this.modalOptions.onModalShow();this.togglePopThroughElements(0);overlay.setStyle('display','block');return this},modalHide:function(override){if(override===false)return false;this.togglePopThroughElements(1);if($type(this.modalOptions.onModalHide)=="function")this.modalOptions.onModalHide();if($('modalOverlay'))$('modalOverlay').setStyle('display','none');if(this.modalOptions.updateOnResize){this.bound=this.bound||{};if(!this.bound.resize)this.bound.resize=this.resize.bind(this);window.removeEvent('resize',this.bound.resize)}return this},togglePopThroughElements:function(opacity){if(Browser.Engine.trident4||(Browser.Engine.gecko&&Browser.Platform.mac)){$$(this.modalOptions.elementsToHide).each(function(sel){sel.setStyle('opacity',opacity)})}}});