function rollovr(img,idx) {img.src = 'images/menu/white/links_'+idx+'.gif';}
	function rollout(img,idx) {if(idx!=selSectionId) img.src = imageDir+'links_'+idx+'.gif';}
	function setDisplayImg(img) {document.getElementById('displayImg').src = img.src;}
	function getSource(imgName) {return 'images/menu/blue/'+imgName}
	function showImage(imgId) {
		var tmpImgDir = (imgId == selSectionId)? 'images/menu/white/' : imageDir;
		var elemStr = '<img border="0" src="'+tmpImgDir+'links_'+imgId+
		'.gif" onmouseover="rollovr(this,\''+imgId+'\')" onmouseout="rollout(this,\''+imgId+'\')">';
		document.write(elemStr);}
	function showPage(idx) { 
		$idDisplay('page1',idx==1?'inline':'none');
		$idDisplay('page2',idx==2?'inline':'none');
		$idDisplay('page3',idx==3?'inline':'none');}
	function $id(id) {return document.getElementById(id);}
	function $idDisplay(id,value) {$id(id).style.display=value;}