function switchDIV(s) {	if (document.getElementById) { var div = document.getElementById(s); if(s != null) { if (!div.style.visibility || div.style.visibility=='hidden' ) afficheId(s); else cacheId(s); } } }
function afficheId(s) {	if (document.getElementById) { var div = document.getElementById(s); if(div != null) { div.style.visibility='visible';	div.style.display='block'; } } }
function cacheId(s) {	if (document.getElementById) { var div = document.getElementById(s); if(div != null) { div.style.visibility='hidden';	div.style.display='none'; } } }
function ChangeColor(a,b) { ms = a.getElementsByTagName("td"); for (var i=0; i < ms.length; ++i) ms[i].style.background=b; }