<!--//

function showLeaf(row) {
	for(i=0;i<leafs.length;i++) {
		if (leafs[i] == row) {
			if (row == last_shown) {
				// hide it
				displayLayer('answer_' + leafs[i] + '_row', 'none');
				last_shown = '';
			} else {
				// show it
				displayLayer('answer_' + leafs[i] + '_row', '');
				last_shown = row;
			}
		} else {
			displayLayer('answer_' + leafs[i] + '_row', 'none');
		}
	}
}

//-->