function expandAll(isBot) {
	newSrc = (isExpanded) ? "images/plus.gif" : "images/minus.gif";

	if (NS4) {
        // TR-02-01-99: Don't need that
        // document.images["imEx"].src = newSrc;
		for (i=firstInd; i<document.layers.length; i++) {
			whichEl = document.layers[i];
			if (whichEl.id.indexOf("Parent") != -1) {
				whichEl.document.images["imEx"].src = newSrc;
			}
			if (whichEl.id.indexOf("SubParent") != -1) {
				whichEl.document.images["imEx"].src = newSrc;
			}
			if (whichEl.id.indexOf("Child") != -1) {
				whichEl.visibility = (isExpanded) ? "hide" : "show";
			}
		}

		arrange();
		if (isBot && isExpanded) scrollTo(0,document.layers[firstInd].pageY);
	}
	else {
		divColl = document.all.tags("DIV");
		for (i=0; i<divColl.length; i++) {
			if (divColl(i).className == "child") {
				divColl(i).style.display = (isExpanded) ? "none" : "block";
			}
		}
		imColl = document.images.item("imEx");
		for (i=0; i<imColl.length; i++) {
			imColl(i).src = newSrc;
		}
	}

	isExpanded = !isExpanded;
}