<!--
var count = 0;

function preLoad() {

// preload the folling images
// check to see if the image is preloaded using loadCheck function
var country = new Image(); 
country.src = "../../images/hi/nav/nav_rich_co.gif";

var discuss = new Image(); 
discuss.src = "../../images/hi/nav/nav_rich_di.gif";

var educators = new Image(); 
educators.src = "../../images/hi/nav/nav_rich_ed.gif";

var glossary = new Image(); 
glossary.src = "../../images/hi/nav/nav_rich_gl.gif";

var go = new Image(); 
go.src = "../../images/hi/nav/nav_rich_go.gif";

var go2 = new Image(); 
go2.src = "../../images/hi/nav/nav_rich_goh.gif";

var ideas = new Image(); 
ideas.src = "../../images/hi/nav/nav_rich_id.gif";

var logo = new Image(); 
logo.src = "../../images/hi/nav/nav_rich_logo.gif";

var people = new Image(); 
people.src = "../../images/hi/nav/nav_rich_pe.gif";

var printbt = new Image(); 
printbt.src = "../../images/hi/nav/nav_rich_pr.gif";

var resources = new Image(); 
resources.src = "../../images/hi/nav/nav_rich_re.gif";

var search = new Image(); 
search.src = "../../images/hi/nav/nav_rich_se.gif";

var story = new Image(); 
story.src = "../../images/hi/nav/nav_rich_st.gif";

var time = new Image(); 
time.src = "../../images/hi/nav/nav_rich_ti.gif";

var toggle = new Image(); 
toggle.src = "../../images/hi/nav/nav_rich_toggle.gif";

var blurb = new Image(); 
blurb.src = "../../images/hi/nav/nav_rich_topblank.gif";


}

// check to see that all of the images are preloaded
function loadCheck() {
count++;
if (count == 15) {
alert("All images loaded properly.");
}
} 


if (document.images) { 

var country_on = new Image();
country_on.src = "../../images/hi/nav/nav_rich_coh.gif";

var country_off = new Image();
country_off.src = "../../images/hi/nav/nav_rich_co.gif";

var discuss_on = new Image();
discuss_on.src = "../../images/hi/nav/nav_rich_dih.gif";

var discuss_off = new Image();
discuss_off.src = "../../images/hi/nav/nav_rich_di.gif";

var educators_on = new Image();
educators_on.src = "../../images/hi/nav/nav_rich_edh.gif";

var educators_off = new Image();
educators_off.src = "../../images/hi/nav/nav_rich_ed.gif";

var glossary_on = new Image();
glossary_on.src = "../../images/hi/nav/nav_rich_glh.gif";

var glossary_off = new Image();
glossary_off.src = "../../images/hi/nav/nav_rich_gl.gif";

var go_on = new Image();
go_on.src = "../../images/hi/nav/nav_rich_goh.gif";

var go_off = new Image();
go_off.src = "../../images/hi/nav/nav_rich_go.gif";

var go2_on = new Image();
go2_on.src = "../../images/hi/nav/nav_rich_goh.gif";

var go2_off = new Image();
go2_off.src = "../../images/hi/nav/nav_rich_go.gif";

var ideas_on = new Image();
ideas_on.src = "../../images/hi/nav/nav_rich_idh.gif";

var ideas_off = new Image();
ideas_off.src = "../../images/hi/nav/nav_rich_id.gif";

var logo_on = new Image();
logo_on.src = "../../images/hi/nav/nav_rich_logoh.gif";

var logo_off = new Image();
logo_off.src = "../../images/hi/nav/nav_rich_logo.gif";

var people_on = new Image();
people_on.src = "../../images/hi/nav/nav_rich_peh.gif";

var people_off = new Image();
people_off.src = "../../images/hi/nav/nav_rich_pe.gif";

var printbt_on = new Image();
printbt_on.src = "../../images/hi/nav/nav_rich_prh.gif";

var printbt_off = new Image();
printbt_off.src = "../../images/hi/nav/nav_rich_pr.gif";

var resources_on = new Image();
resources_on.src = "../../images/hi/nav/nav_rich_reh.gif";

var resources_off = new Image();
resources_off.src = "../../images/hi/nav/nav_rich_re.gif";

var search_on = new Image();
search_on.src = "../../images/hi/nav/nav_rich_seh.gif";

var search_off = new Image();
search_off.src = "../../images/hi/nav/nav_rich_se.gif";

var story_on = new Image();
story_on.src = "../../images/hi/nav/nav_rich_sth.gif";

var story_off = new Image();
story_off.src = "../../images/hi/nav/nav_rich_st.gif";

var time_on = new Image();
time_on.src = "../../images/hi/nav/nav_rich_tih.gif";

var time_off = new Image();
time_off.src = "../../images/hi/nav/nav_rich_ti.gif";

var toggle_on = new Image();
toggle_on.src = "../../images/hi/nav/nav_rich_toggleh.gif";

var blurb_off = new Image();
blurb_off.src = "../../images/hi/nav/nav_rich_topblank.gif";

}

// remote rollover for blurb
var firstimage=new Image();
firstimage.src="../../images/hi/nav/nav_rich_toggle.gif";
var secondimage=new Image();
secondimage.src="../../images/hi/nav/nav_rich_toggleh.gif";
var remoteimage=new Image();
remoteimage.src="../../images/hi/nav/nav_rich_topblank.gif";
var remoteimagenew=new Image();
remoteimagenew.src="../../images/hi/nav/nav_rich_topblurb.gif";

// end the remote rollover


// changeImages creates the rollover
function changeImages() {

if (document.images) { 
for (var i=0; i<changeImages.arguments.length; i+=2) {
document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
}
}
}


// force tables in  NN to go all the way to the right margin
// by adding a transparent spacer

		function makeIt (num,exception) {
 	 		var browser = navigator.appName;
			 var version = parseInt(navigator.appVersion);
			 var width;
	 		 
			 if (browser == "Netscape" && version >= '4') {
			 	width = window.innerWidth;
			 	if (num == 'total') {
		 			space = '<img src=/wgbh/commandingheights/images/singpix.gif width= ' + width + ' height=1  border=0  alt="" />'; 
		 			return space;
		 		} else if (width <= num) {  
		 			space = '&nbsp;';
		 		} else {
		 			
		 			width = width - num; 
		 			//make sure path to spacer.gif is correct
		 			space = '<img src=/wgbh/commandingheights/images/singpix.gif width= ' + width + ' height=1  border=0  alt="" />'; 
		 		}
			 } else if (browser != "Netscape" && num == 'total') {
		 		space = '';
			 } else if (browser !="Netscape" && exception == "IE") {
				space = '';		 	
			 } else {
			 	space = '&nbsp;';
			 }
			 return space;
		}

// -->