if (document.images)
   {
     abouthomeon= new Image(166,21);
     abouthomeon.src="images/about-mo_03.jpg";
	 aboutabouton= new Image(166,27);
	 aboutabouton.src="images/about-mo_05.jpg";
	 abouttreatmenton= new Image(166,27);
	 abouttreatmenton.src="images/about-mo_06.jpg";
	 aboutchiroon= new Image(166,29);
	 aboutchiroon.src="images/about-mo_07.jpg";
	 chirohomeon= new Image(166,21);
     chirohomeon.src="images/about-mo_03.jpg";
	 chiroabouton= new Image(166,27);
	 chiroabouton.src="images/about-mo_05.jpg";
	 chirotreatmenton= new Image(166,27);
	 chirotreatmenton.src="images/about-mo_06.jpg";
	 chirochiroon= new Image(166,29);
	 chirochiroon.src="images/about-mo_07.jpg";
	 rehabhomeon= new Image(166,21);
     rehabhomeon.src="images/about-mo_03.jpg";
	 rehababouton= new Image(166,27);
	 rehababouton.src="images/about-mo_05.jpg";
	 rehabtreatmenton= new Image(166,27);
	 rehabtreatmenton.src="images/about-mo_06.jpg";
	 rehabchiroon= new Image(166,29);
	 rehabchiroon.src="images/about-mo_07.jpg";
	 rehabon= new Image(166,28);
	 rehabon.src="images/internal-mo_10.jpg";
	 testimonialson= new Image(166,25);
	 testimonialson.src="images/internal-mo_11.jpg";
	 arton= new Image(166,27);
	 arton.src="images/internal-mo_12.jpg";
	 insuranceon= new Image(166,27);
	 insuranceon.src="images/internal-mo_13.jpg";
	 contacton= new Image(166,29);
	 contacton.src="images/internal-mo_14.jpg";
 
     abouthomeoff= new Image(166,12);
     abouthomeoff.src="images/about_03.jpg";
	 aboutaboutoff= new Image(166,27);
	 aboutaboutoff.src="images/about_05.jpg";
	 abouttreatmentoff= new Image(166,27);
	 abouttreatmentoff.src="images/about_06.jpg";
	 aboutchirooff= new Image(166,29);
	 aboutchirooff.src="images/about_07.jpg";
	 chirohomeoff= new Image(166,12);
     chirohomeoff.src="images/about_03.jpg";
	 chiroaboutoff= new Image(166,27);
	 chiroaboutoff.src="images/about_05.jpg";
	 chirotreatmentoff= new Image(166,27);
	 chirotreatmentoff.src="images/about_06.jpg";
	 chirochirooff= new Image(166,29);
	 chirochirooff.src="images/about_07.jpg";
	 rehabhomeoff= new Image(166,12);
     rehabhomeoff.src="images/about_03.jpg";
	 rehababoutoff= new Image(166,27);
	 rehababoutoff.src="images/about_05.jpg";
	 rehabtreatmentoff= new Image(166,27);
	 rehabtreatmentoff.src="images/about_06.jpg";
	 rehabchirooff= new Image(166,29);
	 rehabchirooff.src="images/about_07.jpg";
	 rehaboff= new Image(166,28);
	 rehaboff.src="images/internal_10.jpg";
	 testimonialsoff= new Image(166,25);
	 testimonialsoff.src="images/internal_11.jpg";
	 artoff= new Image(166,27);
	 artoff.src="images/internal_12.jpg";
	 insuranceoff= new Image(166,27);
	 insuranceoff.src="images/internal_13.jpg";
	 contactoff= new Image(166,29);
	 contactoff.src="images/internal_14.jpg";

   }
 
function lightup(imgName)
 {
   if (document.images)
    {
      imgOn=eval(imgName + "on.src");
      document[imgName].src= imgOn;
    }
 }
 
function turnoff(imgName)
 {
   if (document.images)
    {
      imgOff=eval(imgName + "off.src");
      document[imgName].src= imgOff;
    }
 }