var pic1 = new Image(); pic1.src = "pic1.jpg"
var pic2 = new Image(); pic2.src = "pic2.jpg"
var pic3 = new Image(); pic3.src = "pic3.jpg"
var pic4 = new Image(); pic4.src = "pic4.jpg"
var pic5 = new Image(); pic5.src = "pic5.jpg"
var pic6 = new Image(); pic6.src = "pic6.jpg"
var pic7 = new Image(); pic7.src = "pic7.jpg"
var pic8 = new Image(); pic8.src = "pic8.jpg"


var flashDelay = 5000;

function FlashPicture()
{
  if( document.images["pic"].src == pic1.src )
    document.images["pic"].src=pic2.src;    
  else if( document.images["pic"].src == pic2.src )
    document.images["pic"].src=pic3.src;
else if( document.images["pic"].src == pic3.src )
    document.images["pic"].src=pic4.src;
else if( document.images["pic"].src == pic4.src )
    document.images["pic"].src=pic5.src;  
else if( document.images["pic"].src == pic5.src )
    document.images["pic"].src=pic6.src; 
else if( document.images["pic"].src == pic6.src )
    document.images["pic"].src=pic7.src;                   
else if( document.images["pic"].src == pic7.src )
    document.images["pic"].src=pic8.src;          

           
  else
    document.images["pic"].src=pic1.src;    

  setTimeout( "FlashPicture()", flashDelay );
};