var selectedcat = '';
function showbannerproduct(catid) {
	if (selectedcat!='') {
		document.getElementById('bannerproduct'+selectedcat).style.display = 'none';
		document.getElementById('rt'+selectedcat).className = '';
	}
	if (document.getElementById('bannerproduct'+catid)) {
		document.getElementById('bannerproduct'+catid).style.display = 'block';
		document.getElementById('rt'+catid).className = 'selected';
		selectedcat = catid;
	}
	return false;
}