var NAV_BUTTON_DIR = "./images/words/";

if (document.images) {

	/*
	btn_cw_off = new Image();
	btn_cw_off.src = NAV_BUTTON_DIR + "cw-link.png";
	btn_cw_on = new Image();
	btn_cw_on.src = NAV_BUTTON_DIR + "cw-hover.png";
	btn_cw_here = new Image();
	btn_cw_here.src = NAV_BUTTON_DIR + "cw-visited.png";
	*/
	
	/*
	btn_author_off = new Image();
	btn_author_off.src = NAV_BUTTON_DIR + "author-link.png";
	btn_author_on = new Image();
	btn_author_on.src = NAV_BUTTON_DIR + "author-hover.png";
	btn_author_here = new Image();
	btn_author_here.src = NAV_BUTTON_DIR + "author-visited.png";
	*/

	btn_poetry_off = new Image();
	btn_poetry_off.src = NAV_BUTTON_DIR + "poetry-link.png";
	btn_poetry_on = new Image();
	btn_poetry_on.src = NAV_BUTTON_DIR + "poetry-hover.png";
	btn_poetry_here = new Image();
	btn_poetry_here.src = NAV_BUTTON_DIR + "poetry-visited.png";

	btn_stories_off = new Image();
	btn_stories_off.src = NAV_BUTTON_DIR + "stories-link.png";
	btn_stories_on = new Image();
	btn_stories_on.src = NAV_BUTTON_DIR + "stories-hover.png";
	btn_stories_here = new Image();
	btn_stories_here.src = NAV_BUTTON_DIR + "stories-visited.png";

} // if (document.images)

function BtnOut(btn1, btn2) {
	if (document.images) {
		btn1.src = btn2.src;
	}
} // BtnOut()
	
function BtnOver(btn1, btn2) {
	if (document.images) {
		btn1.src = btn2.src;
	}
} // BtnOver()