if (document.images) {

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  image2subon = new Image();

  image2subon.src = "../images/janitorial/janon_techniques.jpg";



  image3subon = new Image();

  image3subon.src = "../images/janitorial/janon_color.jpg";



  image4subon = new Image();

  image4subon.src = "../images/janitorial/janon_testimonials.jpg";

  

  image1suboff = new Image();

  image1suboff.src = "../images/janitorial/jan_home.jpg";



  image2suboff = new Image();

  image2suboff.src = "../images/janitorial/jan_techniques.jpg";



  image3suboff = new Image();

  image3suboff.src = "../images/janitorial/jan_color.jpg";



  image4suboff = new Image();

  image4suboff.src = "../images/janitorial/jan_testimonials.jpg";
}

function changeImages() {
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}