var pictures = new Array ( "images/idsWelcome5.jpg", "images/idsWelcome2.jpg" );
var picture_num = 0;
var current_picture = new Image();
/*var canChange = false;
var canChangeBack = true;
var opacity = 100;*/
current_picture.src = pictures[picture_num];

function start_show() {
	setInterval("slideshow()", 10000);
}

function slideshow()  {
	picture_num++;
	canChange = true;
	
	if (picture_num == pictures.length) {
		picture_num = 0;
	}
	
	current_picture.src = pictures[picture_num];
	document["slideshow"].src = current_picture.src;
	/*document["slideshow"].style.opacity = 0;
	
	if (canChange) {
		lowerOpacity();
	}
	
	if (canChangeBack) {
		raiseOpacity();
	}*/
}

/*function lowerOpacity() {
	if (opacity > 0) {
		opacity--;
		document["slideshow"].style.opacity = opacity;
		setTimeout("lowerOpacity()", 250);
	}
	else {
		canChange = false;
		canChangeBack = true;
	}
}

function raiseOpacity() {
	if (opacity < 100) {
		opacity++;
		document["slideshow"].style.opacity = opacity;
		setTimeout("raiseOpacity()", 250);
	}
	else {
		canChangeBack = false;
		canChange = true;
	}
}*/