var TimeToFade = 2000.0;

 function init() {
	//timer = setTimeout("fade('fader')",1000); // 3 secs
	fade('fader');
	return false;
 }
 
function showdeadcenterdiv(Xwidth,Yheight,divid) { 
// First, determine how much the visitor has scrolled

var scrolledX, scrolledY; 
if( self.pageYOffset ) { 
scrolledX = self.pageXOffset; 
scrolledY = self.pageYOffset; 
} else if( document.documentElement && document.documentElement.scrollTop ) { 
scrolledX = document.documentElement.scrollLeft; 
scrolledY = document.documentElement.scrollTop; 
} else if( document.body ) { 
scrolledX = document.body.scrollLeft; 
scrolledY = document.body.scrollTop; 
}

// Next, determine the coordinates of the center of browser's window

var centerX, centerY; 
if( self.innerHeight ) { 
centerX = self.innerWidth; 
centerY = self.innerHeight; 
} else if( document.documentElement && document.documentElement.clientHeight ) { 
centerX = document.documentElement.clientWidth; 
centerY = document.documentElement.clientHeight; 
} else if( document.body ) { 
centerX = document.body.clientWidth; 
centerY = document.body.clientHeight; 
}

var o=document.getElementById(divid); 
var r=o.style; 
// Set max height
Yheihgt = centerY - 100;
r.height = Yheight;
r.overflowX = 'hidden';
r.overflowY = 'auto';

// Xwidth is the width of the div, Yheight is the height of the 
// div passed as arguments to the function: 
var leftOffset = scrolledX + (centerX - Xwidth) / 2; 
var topOffset = scrolledY + (centerY - Yheight) / 2; 
// The initial width and height of the div can be set in the 
// style sheet with display:none; divid is passed as an argument to // the function 
r.position='absolute'; 
r.top = topOffset + 'px'; 
r.left = leftOffset + 'px'; 
r.display = "block"; 
} 
 
function fade(eid)
{
  var element = document.getElementById(eid);
  if(element == null)
    return;
   
	element.innerHTML = '';
	 
  if(element.FadeState == null)
  {
    if(element.style.opacity == null 
        || element.style.opacity == '' 
        || element.style.opacity == '1')
    {
      element.FadeState = 2;
    }
    else
    {
      element.FadeState = -2;
    }
  }
    
  if(element.FadeState == 1 || element.FadeState == -1)
  {
    element.FadeState = element.FadeState == 1 ? -1 : 1;
    element.FadeTimeLeft = TimeToFade - element.FadeTimeLeft;
  }
  else
  {
    element.FadeState = element.FadeState == 2 ? -1 : 1;
    element.FadeTimeLeft = TimeToFade;
    setTimeout("animateFade(" + new Date().getTime() + ",'" + eid + "')", 33);

  }  
}

function animateFade(lastTick, eid)
{  
  var curTick = new Date().getTime();
  var elapsedTicks = curTick - lastTick;
  
  var element = document.getElementById(eid);
 
  if(element.FadeTimeLeft <= elapsedTicks)
  {
    element.style.opacity = element.FadeState == 1 ? '1' : '0';
    element.style.filter = 'alpha(opacity = ' 
        + (element.FadeState == 1 ? '100' : '0') + ')';
    element.FadeState = element.FadeState == 1 ? 2 : -2;
		if(element.FadeState == -2) {
			element.style.zIndex = -1000;
		}
		else if(element.FadeState == 2) {
			element.style.zIndex = 999;
		}
    return;
  }
 
  element.FadeTimeLeft -= elapsedTicks;
  var newOpVal = element.FadeTimeLeft/TimeToFade;
  if(element.FadeState == 1)
    newOpVal = 1 - newOpVal;

  element.style.opacity = newOpVal;
  element.style.filter = 'alpha(opacity = ' + (newOpVal*100) + ')';
  
  setTimeout("animateFade(" + curTick + ",'" + eid + "')", 33);
}