function getLayer(n) {var o;if (isDom2) return document.getElementById(n);if (isNS) return document.layers[n];if (isIE) return document.all(n);if (o=eval('document.'+n)) return o;return null;}
function jsShow(n,b) {var o;if (o=getLayer(n)) {if (isNS) return (o.visibility=b?'show':'hide');else if (o.style) return (o.style.visibility=b?'visible':'hidden');}}