//rollover
   if (document.images) {
//home page
image1on = new Image();
image1on.src = "img/nav_homeOn.gif"; 
image1off = new Image();
image1off.src = "img/nav_homeAni.gif";

image2on = new Image();
image2on.src = "img/nav_recOn.gif"; 
image2off = new Image();
image2off.src = "img/nav_recOff.gif";

image3on = new Image();
image3on.src = "img/nav_nursOn.gif"; 
image3off = new Image();
image3off.src = "img/nav_nursOff.gif";

image4on = new Image();
image4on.src = "img/nav_lsOn.gif"; 
image4off = new Image();
image4off.src = "img/nav_lsOff.gif";



//rec page
image1aon = new Image();
image1aon.src = "img/nav_homeOn.gif"; 
image1aoff = new Image();
image1aoff.src = "img/nav_homeOff.gif";

image2aon = new Image();
image2aon.src = "img/nav_recOn.gif"; 
image2aoff = new Image();
image2aoff.src = "img/nav_recAni.gif";


//Nursery page
image3aon = new Image();
image3aon.src = "img/nav_nursOn.gif"; 
image3aoff = new Image();
image3aoff.src = "img/nav_nursAni.gif";
  
//liner
image3bon = new Image();
image3bon.src = "img/nav_ct_noani_sm.gif"; 
image3boff = new Image();
image3boff.src = "img/nav_ctOn2_noani.gif";

image4aon = new Image();
image4aon.src = "img/nav_lsOn.gif"; 
image4aoff = new Image();
image4aoff.src = "img/nav_lsAni.gif";
	 
	   }  
function imgon(imgName) { 
if (document.images) { 
document[imgName].src = eval(imgName + "on.src");
     }
     } 

function imgoff(imgName) { 
if (document.images) { 
document[imgName].src = eval(imgName + "off.src");
     }
     } 
	
//popup windows	 

function popupPDFRootsRight(url){
window.open(url, "", "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=600,height=500");
}
function popupPDF(url){
window.open(url, "", "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=500,height=580,top=20,left=20");
}


function popupExternal(url){
doc=url;	
title="external";
content="scrollbars=yes,toolbar=yes,location=yes,directories=yes,menubar=yes,resizable=yes,status=yes,width=780,height=500";
openPerfectPopup(doc,title,content);
}
function popupMovieExcavation(url){
doc=url;	
title="moviesm";
content="scrollbars=no,toolbar=no,directories=no,menubar=no,resizable=yes,status=no,width=370,height=320,top=20,left=20";
openPerfectPopup(doc,title,content);
}
function popupMovieProbe(url){
doc=url;	
title="movielg";
content="scrollbars=no,toolbar=no,directories=no,menubar=no,resizable=yes,status=no,width=660,height=540,top=20,left=20";
openPerfectPopup(doc,title,content);
}
function popupCredits(url){
doc=url;	
title="credits";
content="scrollbars=no,toolbar=no,directories=no,menubar=no,resizable=no,status=no,width=480,height=300,top=20,left-20";
openPerfectPopup(doc,title,content);
}
function popupEnlarge(url){
doc=url;	
title="large";
content="scrollbars=no,toolbar=no,directories=no,menubar=no,resizable=yes,status=no,width=600,height=450,top=20,left=20";
openPerfectPopup(doc,title,content);
}
function openPerfectPopup(doc,oTitle,oContent) {
  var x=window.open(doc,oTitle,oContent);
  if( !x ) { return true; }
  if( x.focus ) { x.focus(); }
  return false;
}


//slideshow
function hideItems() {
			var list = document.getElementById("imgholder").getElementsByTagName("div"); 

			for(i=0;i<list.length;i++) {
				list[i].style.display="none";
			}
		}

function showItem(obj) {
			hideItems();
			var item = document.getElementById(obj);
			item.style.display="block";
		}
		


	 

//Preload the images.
function preload() {
var preloadImages = new Array();
if (document.images){
preloadImages[1] = new Image();
preloadImages[1].src = "img/banner.gif";
preloadImages[2] = new Image();
preloadImages[2].src = "img/bg.gif";
preloadImages[3] = new Image();
preloadImages[3].src = "img/bullet.gif";
preloadImages[4] = new Image();
preloadImages[4].src = "img/bullet_blank.gif";
preloadImages[5] = new Image();
preloadImages[5].src = "img/bullet_lgblank.gif";
preloadImages[6] = new Image();
preloadImages[6].src = "img/bullet_sm.gif";
preloadImages[7] = new Image();
preloadImages[7].src = "img/nav_homeAni.gif";
preloadImages[8] = new Image();
preloadImages[8].src = "img/nav_homeOn.gif";
preloadImages[9] = new Image();
preloadImages[9].src = "img/nav_homeOff.gif";
preloadImages[10] = new Image();
preloadImages[10].src = "img/nav_nursAni.gif";
preloadImages[11] = new Image();
preloadImages[11].src = "img/nav_nursOn.gif";
preloadImages[12] = new Image();
preloadImages[12].src = "img/nav_nursOff.gif";
preloadImages[13] = new Image();
preloadImages[13].src = "img/nav_recAni.gif";
preloadImages[14] = new Image();
preloadImages[14].src = "img/nav_recOn.gif";
preloadImages[15] = new Image();
preloadImages[15].src = "img/nav_recOff.gif";
preloadImages[16] = new Image();
preloadImages[16].src = "img/sidebar.gif";

}
}