<!---//
function getImages() {
    if (isIMG) {
      facultyon = new Image(); 
      facultyoff = new Image(); 
      facultyoff.src = "images/nav/faculty.jpg";
      facultyon.src = "images/nav/facultyalt.jpg";
      
      chemoon = new Image(); 
      chemooff = new Image(); 
      chemooff.src = "images/nav/chemo.gif";
      chemoon.src = "images/nav/chemoalt.gif";
      
      patsuppon = new Image(); 
      patsuppoff = new Image(); 
      patsuppoff.src = "images/nav/patsupp.jpg";
      patsuppon.src = "images/nav/patsuppalt.jpg";
 
      programon = new Image();
      programoff = new Image(); 
      programoff.src = "images/nav/program.jpg";
      programon.src = "images/nav/programalt.jpg";
      
      factson = new Image(); 
      factsoff = new Image(); 
      factsoff.src = "images/nav/facts.jpg";
      factson.src = "images/nav/factsalt.jpg";
      
      trialson = new Image(); 
      trialsoff = new Image(); 
      trialsoff.src = "images/nav/trials.jpg";
      trialson.src = "images/nav/trialsalt.jpg";
 
      glossaryon = new Image();
      glossaryoff = new Image(); 
      glossaryoff.src = "images/nav/glossary.jpg";
      glossaryon.src = "images/nav/glossaryalt.jpg";

      appton = new Image(); 
      apptoff = new Image(); 
      apptoff.src = "images/nav/appt.jpg";
      appton.src = "images/nav/apptalt.jpg";
      
      infoon = new Image(); 
      infooff = new Image(); 
      infooff.src = "images/nav/info.jpg";
      infoon.src = "images/nav/infoalt.jpg";
 
      contributeon = new Image();
      contributeoff = new Image(); 
      contributeoff.src = "images/nav/contribute.jpg";
      contributeon.src = "images/nav/contributealt.jpg";
      
      picturepageon = new Image();
      picturepageoff = new Image(); 
      picturepageoff.src = "images/nav/picturepage.jpg";
      picturepageon.src = "images/nav/picturepagealt.jpg";

      linkson = new Image();
      linksoff = new Image(); 
      linksoff.src = "images/nav/links.gif";
      linkson.src = "images/nav/linksalt.gif";

      homeon = new Image(); 
      homeoff = new Image(); 
      homeoff.src = "images/nav/home.jpg";
      homeon.src = "images/nav/homealt.jpg";
     }
}

var isIMG = document.images;
getImages();

function img_act(imgName) {
    if (isIMG) {
        imgOn = eval(imgName + "on.src");
        document [imgName].src = imgOn;
    }
}


function img_inact(imgName) {
	if (isIMG) {
        imgOff = eval(imgName + "off.src");
        document [imgName].src = imgOff;
    }
}

//-->