if (document.images) {
	home_on = new Image(); home_on.src="images/home_on.gif";
	home_off = new Image(); home_off.src="images/home_off.gif";
	news_on = new Image(); news_on.src="images/news_on.gif";
	news_off = new Image(); news_off.src="images/news_off.gif";
	trips_on = new Image(); trips_on.src="images/trips_on.gif";
	trips_off = new Image(); trips_off.src="images/trips_off.gif";
	advisors_on = new Image(); advisors_on.src="images/advisors_on.gif";
	advisors_off = new Image(); advisors_off.src="images/advisors_off.gif";
	diaries_on = new Image(); diaries_on.src="images/diaries_on.gif";
	diaries_off = new Image(); diaries_off.src="images/diaries_off.gif";
	legends_on = new Image(); legends_on.src="images/legends_on.gif";
	legends_off = new Image(); legends_off.src="images/legends_off.gif";
	links_on = new Image(); links_on.src="images/links_on.gif";
	links_off = new Image(); links_off.src="images/links_off.gif";
	}  
       
function roll_over(imgName) {
            if (document.images) {
            imgOn = eval(imgName + "_on.src");
            document [imgName].src = imgOn;
            }
    }

function roll_out(imgName) {
            if (document.images) {
            imgOff = eval(imgName + "_off.src");
            document [imgName].src = imgOff;
            }
    }

function bar(message)
{
   window.status = message
   return true
}

function openWin(URL)
{
aWindow = window.open(URL, "legendwindow","width=350,height=350,scrollbars=no,status=no,menubar=no,resizeable=no");
}