function showCategory(id) {
	var divObj;
	var imgObj;

	divObj = eval('document.all.C' + id);
	imgObj = eval('document.images.F' + id);

	if (divObj.style.display=='none') {
		divObj.style.display='';
		imgObj.src='Images/FolderOpen.gif';
	} else {
		divObj.style.display='none';
		imgObj.src='Images/FolderClosed.gif';
	}
}

function closeAll(max) {
	var divObj;
	var imgObj;

	for (id=1;id<max+1;id++) {
		divObj = eval('document.all.C' + id);
		imgObj = eval('document.images.F' + id);
		divObj.style.display='none';
		imgObj.src='Images/FolderClosed.gif';
	}

}