/************************************************************************************
  Script to change images in responce to different effects
  
  Developer: Dima V. Fedorov <www.dimin.net>
  Copyright (C) VRL, UCSB <http://vision.ece.ucsb.edu>
  
  History:
    06/15/2004 15:12 - First creation
	
************************************************************************************/

function addImgToArr(imgName, Arr)
{
  i = Arr.length;
  Arr[i] = imgName;
}

//*************************************************************************
// global vars
//*************************************************************************
var state=1;
rnd.today=new Date();
rnd.seed=rnd.today.getTime();

//*************************************************************************
// functions
//*************************************************************************

function rnd() {
  rnd.seed = (rnd.seed*9301+49297) % 233280;
  return rnd.seed/(233280.0);
};

function rand(number) {
  return Math.ceil(rnd()*number);
};
	
function init2(myImage) 
{
  myImage.src = '/pics/lab_view_thumb_'+ rand(4) +'.jpg';
}

function newnbr(number) 
{
  state=state+1;
  if(state>number){
    state=1;
  }
  return state;
};
	
function blink(myImage) 
{
  myImage.src = '/pics/h_header_l_'+ newnbr(3) +'.gif';
}

function iblink(myImage) 
{
  myImage.src = '/pics/theeye'+ newnbr(3) +'.gif';
}

function selectImg(myImage, Arr, index)
{
  //myImage.src = 'pics/' + reg_images[index];
  myImage.src = '/pics/' + Arr[index];
}