// rollover for 1st level 

function preload() {
if(document.images) {
  
 var linksoff = new Image();    //all links off
 var topoff = new Image();
 var filmoff = new Image();  
 var filmon = new Image();
 var filmtop = new Image();
 var specfeaton = new Image();
 var specfeattop = new Image();
 var timeon = new Image();
 var timetop = new Image();
 var galleryon = new Image();
 var gallerytop = new Image();
 var peopleon = new Image();
 var peopletop = new Image();
 var teachon = new Image();
 var teachtop = new Image();
 var kidshomeoff = new Image();
 var kidson = new Image();
 var homeon = new Image(); 
 var featureon = new Image(); 
 var featureoff = new Image(); 
 
  
 linksoff.src = "subimages/links_off.gif";
 topoff.src = "subimages/top_off.jpg";
 
 filmoff.src = "subimages/film_off.gif";  
 filmon.src = "subimages/film_on.gif";
 filmtop.src = "subimages/film_top.jpg";
 specfeaton.src = "subimages/specfeat_on.gif";
 specfeattop.src = "subimages/specfeat_top.jpg";
 timeon.src = "subimages/time_on.gif";
 timetop.src = "subimages/time_top.jpg";
 galleryon.src = "subimages/gallery_on.gif";
 gallerytop.src = "subimages/gallery_top.jpg";
 peopleon.src = "subimages/people_on.gif";
 peopletop.src = "subimages/people_top.jpg";
 teachon.src = "subimages/teach_on.gif";
 teachtop.src = "subimages/teach_top.jpg";
 kidshomeoff.src = "subimages/k_h_off.gif";
 kidson.src = "subimages/kids_on.gif";
 homeon.src = "subimages/home_on.gif";
 featureon.src = "subimages/logo_on.jpg";
 featureoff.src = "subimages/logo.gif"; 
}
}

var thisid = setTimeout("resethighlight(thispage)",10000);

function show(msg) { window.status = msg; }

function unshow() { window.status = ''; }

function onoroff(imgName, thatimage) {
	var objStr,obj, imgRurl;
	if(document.images) {
	  objStr = 'document.' + imgName;
      obj = eval(objStr);
      imgRurl = 'subimages/' + thatimage;
      obj.src = imgRurl;
	}
}


function offmenu(switchthisiamge, imgName) {
	var objStr,obj, imgRurl;
	if(document.images) {
      offT();
	}
}


function offfilm(switchthisiamge, imgName) {
	var objStr,obj, imgRurl;
	if(document.images) {
	  objStr = 'document.' + switchthisiamge;
      obj = eval(objStr);
      imgRurl = 'subimages/' + imgName + '_off.gif';
      obj.src = imgRurl;
      offT();
	}
}

function onfilm(switchthisiamge, imgName) {
	clearTimeout(thisid);
	var objStr,obj, imgRurl;
	if(document.images) {
	  objStr = 'document.' + switchthisiamge;
      obj = eval(objStr);
      imgRurl = 'subimages/' + imgName + '_on.gif';
      imgTurl = 'subimages/' + imgName + '_top.jpg';
      imgOurl = 'subimages/' + 'links_off.gif';
      obj.src = imgRurl;
      document.descrip.src = imgTurl;
      document.linksmenu.src = imgOurl;
	}
}

function onmenu(switchthisiamge, imgName) {
	clearTimeout(thisid);
	var objStr,obj, imgRurl;
	if(document.images) {
	  objStr = 'document.' + switchthisiamge;
      obj = eval(objStr);
      imgRurl = 'subimages/' + imgName + '_on.gif';
      imgTurl = 'subimages/' + imgName + '_top.jpg';
      obj.src = imgRurl;
      document.descrip.src = imgTurl;
	}
}

//stops flashing 

function offT() {
 thisid = setTimeout("resethighlight(thispage)",10);
 }
 
function resethighlight(imgnamealso) {
	if(document.images) {
	imgRurl = 'subimages/' + imgnamealso + '_off.gif';
	imgTurl = 'subimages/top_off.jpg';
 	document.linksmenu.src = imgRurl;
 	document.descrip.src = imgTurl;
 	}
}