function hideRows(table) {
    for (var i = 1; i < table.rows.length; i++) {
	var row = table.rows[i];
	for (node = row.cells[0].firstChild; node != null; node = node.nextSibling) {
	    if (node.nodeName.toUpperCase() == 'INPUT' && node.value == 0) {
		row.style.display = 'none';
		break;
	    }	
	}
    }
}

function hideElementById(id) {
    document.getElementById(id).style.display = 'none';
}