var TRI_imageShowPause = 5000;
var TRI_imageShowFader = 3000;

var TRI_imageShowSlide = new Array();
var TRI_imageShowIndex = 0;
var TRI_imageShowCount = 0;

function TRI_imageShow( id ) {
	var config = { 'property': 'opacity', 'fps': 25, 'duration': TRI_imageShowFader };
	var wrap = $( id );
	var height = 0;
	var slides = wrap.getFirst( 'div' ).getChildren( 'img' );
	for ( var i = 0; i < slides.length; i ++ ) {
		slides[ i ].setStyle( 'opacity', i ? 0 : 1 );
		TRI_imageShowSlide.push( new Fx.Tween( slides[ i ], config ) );
	}
	TRI_imageShowCount = slides.length;
	if ( slides.length > 1 ) {
		window.setTimeout( "TRI_imageShowStep()", TRI_imageShowPause );
	}
}

function TRI_imageShowStep() {
	TRI_imageShowSlide[ TRI_imageShowIndex ].start( 0 );
	TRI_imageShowIndex ++;
	if ( TRI_imageShowIndex == TRI_imageShowCount ) {
		TRI_imageShowIndex = 0;
	}
	TRI_imageShowSlide[ TRI_imageShowIndex ].start( 1 );
	window.setTimeout( "TRI_imageShowStep()", TRI_imageShowPause + TRI_imageShowFader );
}