// This is the implementation of SimpleSwap

// by Jehiah Czebotar

// Version 1.1 - June 10, 2005

// Distributed under Creative Commons

//

// Include this script on your page

// then make image rollovers simple like:

// <img src="/images/ss_img.gif" oversrc="/images/ss_img_over.gif">

//

// http://jehiah.com/archive/simple-swap

// 





function SimpleSwap(el,which){

  el.src=el.getAttribute(which || "origsrc");

}



function SimpleSwapSetup(){

  var x = document.getElementsByTagName("img");

  for (var i=0;i<x.length;i++){

    var oversrc = x[i].getAttribute("oversrc");

    if (!oversrc) continue;

      

    // preload image

    // comment the next two lines to disable image pre-loading

    x[i].oversrc_img = new Image();

    x[i].oversrc_img.src=oversrc;

    // set event handlers

    x[i].onmouseover = new Function("SimpleSwap(this,'oversrc');");

    x[i].onmouseout = new Function("SimpleSwap(this);");

    // save original src

    x[i].setAttribute("origsrc",x[i].src);

  }

}



var PreSimpleSwapOnload =(window.onload)? window.onload : function(){};

window.onload = function(){PreSimpleSwapOnload(); SimpleSwapSetup();}