window.addEventListener ?
	window.addEventListener( "load", slideshow_fader_ini, false ) :
	window.attachEvent( "onload", slideshow_fader_ini );

var slideshow_curr_key = 0;
var slideshow_freq = 900;
var slideshow_divs = new Array();

function slideshow_fader_ini()
{
	if ( !document.getElementById ) return;

	slideshow_divs = document.getElementById("slideshow").getElementsByTagName("div");
	for( i = 0; i < slideshow_divs.length; i++ )
	{
		slideshow_divs[i].x_opacity = 0;
	}
	slideshow_divs[0].style.display = "block";
	slideshow_divs[0].x_opacity = .99;
	
	setTimeout( slideshow_fader, slideshow_freq );
}

function slideshow_fader()
{
	curr_opacity = slideshow_divs[slideshow_curr_key].x_opacity;
	
	next_key = slideshow_divs[slideshow_curr_key+1] ? slideshow_curr_key + 1 : 0;
	next_opacity = slideshow_divs[next_key].x_opacity;
	
	curr_opacity -= .02; 
	next_opacity += .02;
	
	slideshow_divs[next_key].style.display = "block";
	slideshow_divs[slideshow_curr_key].x_opacity = curr_opacity;
	slideshow_divs[next_key].x_opacity = next_opacity;
	
	slideshow_set_opacity( slideshow_divs[slideshow_curr_key] ); 
	slideshow_set_opacity( slideshow_divs[next_key] );
	
	if ( curr_opacity <= 0 )
	{
		slideshow_divs[slideshow_curr_key].style.display = "none";
		slideshow_curr_key = next_key;
		setTimeout( slideshow_fader, slideshow_freq );
	}
	else
	{
		setTimeout( slideshow_fader, 25 );
	}
	
	function slideshow_set_opacity( obj )
	{
		if ( obj.x_opacity > .99 )
		{
			obj.x_opacity = .99;
			return;
		}
		obj.style.opacity = obj.x_opacity;
		obj.style.MozOpacity = obj.x_opacity;
		obj.style.filter = "alpha(opacity=" + ( obj.x_opacity * 100 ) + ")";
	}
}