//Preload images to appear in navigation rollover
var myimages=new Array()
function preloadimages(){
for (i=0;i<preloadimages.arguments.length;i++){
myimages[i]=new Image()
myimages[i].src=preloadimages.arguments[i]
}
}

preloadimages("/images/nav_aboutus1.gif",
              "/images/nav_member1.gif",
              "/images/nav_events1.gif",
              "/images/nav_extras1.gif",
              "/images/nav_contactus1.gif",
              "/images/nav_home1.gif");

//Rollover image change in navigation
function highlightMenu(menuName,onORoff) {
 if (menuName == "contactus" || menuName == "home") {
   on_layer_id = -1;
   hidemenu();
 }
 var whatToDo = eval("document.images."+menuName);
 whatToDo.src = "/images/nav_"+menuName+(onORoff?"1":"0")+".gif";
}