function doact(d)
{
var doc = eval("document.readme."+d);
cp = doc.createTextRange();
doc.focus();
doc.select();
cp.execCommand("Copy");
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

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

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		nav2_label_nav2_planet_over = newImage("i/nav2_label-nav2_planet_over.png");
		nav2_label_nav2_book_over = newImage("i/nav2_label-nav2_book_over.png");
		nav2_label_nav2_shell_over = newImage("i/nav2_label-nav2_shell_over.png");
		nav2_label_nav2_spyglass_over = newImage("i/nav2_label-nav2_spyglass_ov.png");
		nav2_label_nav2_compass_over = newImage("i/nav2_label-nav2_compass_ove.png");
		nav2_label_nav2_treasure_over = newImage("i/nav2_label-nav2_treasure_ov.png");
		nav2_label_nav2_shipofdreams_over = newImage("i/nav2_label-nav2_shipofdream.png");
		nav2_label_nav2_globe_over = newImage("i/nav2_label-nav2_globe_over.png");
		preloadFlag = true;
	}
}