var neoLearnToCVERSION = '2004110401';


if (typeof LearnToCImgPrefix == "undefined")
	LearnToCImgPrefix = '/gfx/COVER/';

function toggle_collapse (a) {
	var ol = a.nextSibling;
	while (ol) {
		if (ol.tagName && (ol.tagName.toLowerCase() == 'ol')) {
			break;
		} else {
			ol = ol.nextSibling;
		}
	}
	if (a.firstChild.alt == '▼') {
		a.firstChild.alt = '►';
		a.firstChild.src = LearnToCImgPrefix + 'plus.gif';
		ol.style.display = 'none';
	} else {
		a.firstChild.alt = '▼';
		a.firstChild.src = LearnToCImgPrefix + 'minus.gif';
		ol.style.display = 'block';
	}
	return false;
};