/*
    This file is part of JonDesign's SmoothSlideshow v2.0.

    JonDesign's SmoothSlideshow is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    JonDesign's SmoothSlideshow is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Foobar; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Main Developer: Jonathan Schemoul (JonDesign: http://www.jondesign.net/)
    Contributed code by:
    - Christian Ehret (bugfix)
    - Simon Willison (addLoadEvent)
*/

// declaring the class
var timedSlideShow=Class.create();timedSlideShow.prototype={initialize:function(element,data){this.currentIter=0;this.lastIter=0;this.maxIter=0;this.slideShowElement=element;this.slideShowData=data;this.slideShowInit=1;this.slideElements=Array();this.slideShowDelay=9000;this.articleLink="";this.slideInfoZone="";element.style.display="block";this.articleLink=document.createElement('a');this.articleLink.className='global';element.appendChild(this.articleLink);this.articleLink.href="";this.maxIter=data.length;for(i=0;i<data.length;i++)
{var currentImg=document.createElement('div');currentImg.className="slideElement";currentImg.style.position="absolute";currentImg.style.left="0px";currentImg.style.top="0px";currentImg.style.margin="0px";currentImg.style.border="0px";currentImg.style.backgroundImage="url('"+data[i][0]+"')";currentImg.style.backgroundPosition="center center";var slideInfoZoneTitle=document.createElement('p');slideInfoZoneTitle.innerHTML=data[i][2];currentImg.appendChild(slideInfoZoneTitle);this.articleLink.appendChild(currentImg);currentImg.currentOpacity=new fx.Opacity(currentImg,{duration:400});currentImg.setStyle('opacity',0);this.slideElements[parseInt(i)]=currentImg;}
this.loadingElement=document.createElement('div');this.loadingElement.className='loadingElement';this.articleLink.appendChild(this.loadingElement);this.slideInfoZone=document.createElement('div');this.slideInfoZone.className='slideInfoZone';this.articleLink.appendChild(this.slideInfoZone);this.slideInfoZone.style.opacity=0;this.doSlideShow();},destroySlideShow:function(element){var myClassName=element.className;var newElement=document.createElement('div');newElement.className=myClassName;element.parentNode.replaceChild(newElement,element);},startSlideShow:function(){this.loadingElement.style.display="none";this.lastIter=this.maxIter-1;this.currentIter=0;this.slideShowInit=0;this.slideElements[parseInt(this.currentIter)].setStyle('opacity',1);setTimeout(this.showInfoSlideShow.bind(this),1000);setTimeout(this.hideInfoSlideShow.bind(this),this.slideShowDelay-1000);setTimeout(this.nextSlideShow.bind(this),this.slideShowDelay);},nextSlideShow:function(){this.lastIter=this.currentIter;this.currentIter++;if(this.currentIter>=this.maxIter)
{this.currentIter=0;this.lastIter=this.maxIter-1;}
this.slideShowInit=0;this.doSlideShow.bind(this)();},doSlideShow:function(){if(this.slideShowInit==1)
{imgPreloader=new Image();imgPreloader.onload=function(){setTimeout(this.startSlideShow.bind(this),10);}.bind(this);imgPreloader.src=this.slideShowData[0][0];}else{if(this.currentIter!=0){this.slideElements[parseInt(this.currentIter)].currentOpacity.options.onComplete=function(){this.slideElements[parseInt(this.lastIter)].setStyle('opacity',0);}.bind(this);this.slideElements[parseInt(this.currentIter)].currentOpacity.custom(0,1);}else{this.slideElements[parseInt(this.currentIter)].setStyle('opacity',1);this.slideElements[parseInt(this.lastIter)].currentOpacity.custom(1,0);}
setTimeout(this.showInfoSlideShow.bind(this),1000);setTimeout(this.hideInfoSlideShow.bind(this),this.slideShowDelay-1000);setTimeout(this.nextSlideShow.bind(this),this.slideShowDelay);}},showInfoSlideShow:function(){this.articleLink.removeChild(this.slideInfoZone);this.slideInfoZone=document.createElement('div');this.slideInfoZone.styles=new fx.Styles(this.slideInfoZone);this.slideInfoZone.setStyle('opacity',0);var slideInfoZoneDescription=document.createElement('p');slideInfoZoneDescription.className='cena';slideInfoZoneDescription.innerHTML=this.slideShowData[this.currentIter][3];this.slideInfoZone.appendChild(slideInfoZoneDescription);this.articleLink.appendChild(this.slideInfoZone);this.articleLink.href=this.slideShowData[this.currentIter][1];this.slideInfoZone.className='slideInfoZone';this.slideInfoZone.normalHeight=this.slideInfoZone.getStyle('height',true).toInt();this.slideInfoZone.styles.custom({'opacity':[0,0.7],'height':[0,this.slideInfoZone.normalHeight]});},hideInfoSlideShow:function(){this.slideInfoZone.styles.custom({'opacity':[0.7,0]});}};function initTimedSlideShow(element,data){var slideshow=new timedSlideShow(element,data);}
function addLoadEvent(func){var oldonload=window.onload;if(typeof window.onload!='function'){window.onload=func;}else{window.onload=function(){oldonload();func();}}}