// JavaScript Documentalert("hello!");
function toggleSubNav(idx) {
	idx=Number(idx)
	//alert("toggle called " + idx);
	var el;
	for(i=1; i<=5; i++) {
		el = document.getElementById('SubNav'+i)
		if(i==idx && el!=null) {
			el.style.display=(el.style.display=='none')?'':'none';
			} else {
			el.style.display='none';
			}
			el.style.textAlign="left";
	}
	
}