function newImage( imgSrc ){
 
 var imgName = new Image();
 imgName.src = imgSrc;
 
 return imgName;

}

function change(imgName, imgLoc)
{
 if ( document.images && (preloadFlag == true))
 {
 
   document[imgName].src = imgLoc ;
  
 }
}

var preloadFlag = false;
function loadImages()
{
 if (document.images)
 {
 
  //****Edit this list to include vertical rollover images ****
  //****Example: aboutus_over = newImage( "images/menu-aboutus-over.gif" );
  home_over = newImage("pics/HOME_gray.gif");
  offenders_over = newImage("pics/OFFENDERS_gray.gif");  
  contact_over = newImage("pics/CONTACT_gray.gif");
  directions_over = newImage("pics/DIRECTIONS_gray.gif");
  tips_over = newImage("pics/TIPS_gray.gif");
  links_over = newImage("pics/LINKS_gray.gif");

  preloadFlag = true;
 }
}