// JavaScript Document

var c = 1;
var l = false;
function transition(){
	var int;
	var n = 7;
   	if (l == true) {
	   	vDiv = "bg"+c;
		if (c==n) {
			tDiv = "bg1";
		} else {
			tDiv = "bg"+(c+1);
		}
		var myFx1 = new Fx.Tween(vDiv, {duration:1000});
		myFx1.start('opacity', 1, 0);
		
		var myFx2 = new Fx.Tween(tDiv, {duration:1000});
		myFx2.start('opacity', 0, 1);
		
		if (c < n) {
			c ++;
		} else {
			c = 1;	
		}
		
		int = 6000;
   } else {
	    int = 1000;
   }
   setTimeout('transition()', int);
}
function beginTimer () {
	setTimeout('transition()', 5000);
}
function beginTransitions () {
	l = true;
}