function getE(id)
{
	if(document.getElementById) {
		return document.getElementById(id);
	} else if(document.all) {
		return document.all[id];
	} else return;
}

function openClose(id)
{
	element = getE(id);
	img = getE('img_'+id);
	
	if(element.style) {
	
		if(element.style.display == 'block' ) {
			element.style.display = 'none';
			img.src = '/themes/geeek.org/images/plus.png';
		} else {
			element.style.display = 'block';
			img.src = '/themes/geeek.org/images/moins.png';
		}
	}
}