var subnavs = new Array ('subnav-0','subnav-1','subnav-2','subnav-3','subnav-4');
function showToggle(what){
	document.getElementById(what).style.display = 'block';
	for(var xi = 0;xi < subnavs.length;xi++){
		if(subnavs[xi] != what){document.getElementById(subnavs[xi]).style.display = 'none';}
	}//end for
	
        return false;
}