/***********************************************
* DHTML slideshow script-  © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice must stay intact for legal use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

//var photos=new Array()
var photos
var firstphoto
//var photoslink=new Array()
var photoslink
var which=0

//define images. You can have as many as you want:
//photos[0]="photo1.jpg"
//photos[1]="photo2.jpg"
//photos[2]="photo3.jpg"

//Specify whether images should be linked or not (1=linked)
var linkornot=0

//Set corresponding URLs for above images. Define ONLY if variable linkornot equals "1"
//photoslink[0]=""
//photoslink[1]=""
//photoslink[2]=""

//do NOT edit pass this line
//var preloadedimages=new Array()
var preloadedimages
//for(i=0;i<photos.length;i++){
//  preloadedimages[i]=new Image()
//  preloadedimages[i].src=photos[i]
//}

function initarray(hora_llave,numimgs,seccion){
  photos = new Array(numimgs)
  photoslink = new Array(numimgs)
  preloadedimages = new Array(numimgs)
  
  for(i=0; i<numimgs; i++){
    var srcimg = "retrieve.php?hora_llave="+hora_llave+"&numimg="+(i+1)+"&secc="+seccion
    photos[i] = srcimg
    photoslink[i] = ""
  }
  firstphoto = photos[0]
  
  for(i=0;i<photos.length;i++){
    preloadedimages[i]=new Image()
    preloadedimages[i].src=photos[i]
  }
}

function applyeffect(){
  if(document.all && photoslider.filters){
    photoslider.filters.revealTrans.Transition=Math.floor(Math.random()*23)
    photoslider.filters.revealTrans.stop()
    photoslider.filters.revealTrans.apply()
  }
}

function playeffect(){
  if(document.all && photoslider.filters)
    photoslider.filters.revealTrans.play()
}

function keeptrack(){
  window.status="Image "+(which+1)+" of "+photos.length
}


function backward(){
  if(which>0){
    which--
    applyeffect()
    document.images.photoslider.src=photos[which]
    playeffect()
    keeptrack()
  }
}

function forward(){
  if(which<photos.length-1){
   which++
   applyeffect()
   document.images.photoslider.src=photos[which]
   playeffect()
   keeptrack()
  }
}

function transport(){
  window.location=photoslink[which]
}