//Copyright Psand Ltd. 2002.
//Author L.Hempelskunt sinister@computertorture.com
//Free Software released under GPL - http://www.gnu.org

//swap_image.js v1.0 6/2/02
//Rotates an image at regular intervals
//This script assumes that an image has already been placed on the document, with an id attribute - see www.computertorture.com/xhtml/
//The include tag for this script MUST be in the body of the html, below the image which requires rotating.

//Edit the quantities below

  //Set image file path.
var sFile_path='/images/rot_images/front/';  
  //Set image file extension.
var sExt='.jpg'         
  //Set number of images (in this example 0.jpg to 10.jpg)
var iImg_quantity=9;
  //set image id to rotate
var sId='thumb';
  //set rotate time interval in milliseconds
var iInterval=30000;

//Do not edit below this line

var iNext=0;				
var iNow=1;

iImg_quantity++;

function cacheImage(){
iNext=Math.floor(Math.random()*iImg_quantity); //decide next image to show
var im_1=new Image();                     //cache next image in advance
im_1.src=sFile_path+iNext+sExt;
}

function rotateImage(){
if(document.images[sId]){
document.images[sId].src=sFile_path+iNow+sExt;
iNow=iNext;
ident=window.setTimeout("cacheImage(); rotateImage();",iInterval);	
}
}

cacheImage();
ident=window.setTimeout("cacheImage(); rotateImage();",30000);