<!--
browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion); 

if (browser_name == "Netscape" && browser_version >= 3.0) { roll = 'false';}
else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 4.0) { roll = 'true'; }
else { roll = 'false'; }

var count=0;
var inward=true;
var step=4;
var oneround=2*parseInt(100/step);
var defDelay=25;
var delay=defDelay;
var divtofade;

if(roll == 'true') {
  divtofade = alpha1;
  alpha1.style.visibility = "visible";
  alpha2.style.visibility = "visible";
  document.all.alpha1.style.filter = "alpha(opacity= 0)";
  document.all.alpha2.style.filter = "alpha(opacity= 0)";}
else{
  hideLayer('alpha2');
}

function fade() {
  if (roll == 'true') {
    if (divtofade.filters.alpha.opacity==100){
 	inward=false;
	delay=2000;
    }
    else if (divtofade.filters.alpha.opacity==0){
	inward=true;
	delay=500;
    } else delay=defDelay;
    if (inward) divtofade.filters.alpha.opacity += step
	else divtofade.filters.alpha.opacity -= step;
    count++;
    if (count==oneround) {
	count=0;
	if (divtofade==alpha1) divtofade= alpha2
	else divtofade= alpha1;
    }
    setTimeout('fade()',delay);
  }
  else {
//   hideLayer('alphaX.alpha1');
  }
}
// -->