//-- © /f0 2002-05 fredrik_olofsson@hotmail.com

var values= 0;
var buffersize= 9;
var slots= 7;

imageBuffer= new Array("backImg0", "backImg1", "backImg2", "backImg3", "backImg4", "backImg5", "backImg6", "backImg7", "backImg8");
imagePointers= new Array(1, 2, 3, 4, 5, 6, 7);

function changeImg(index) {
	document.body.className= getImage(index);
	values= values|Math.pow(2, index);
	if(values==127) {
		increasePointers();
		values= 0;
	}
}
function increasePointers() {
	for(i= 0; i<=6; i++) {
		imagePointers[i]++;
		if(imagePointers[i]>buffersize) {
			imagePointers[i]= 1;
		}
	}
}
function getImage(position) {
	return imageBuffer[imagePointers[position]];
}

function preload(name, path) {
	eval(name+'= new Image()');
	eval(name+'.src= "'+path+'"');
}

preload('i100', 'images/block01-streck12.gif')
preload('i101', 'images/block02-streck12.gif')
preload('i102', 'images/block03-streck12.gif')
preload('i103', 'images/block05-streck07.gif')
preload('i104', 'images/block06-streck07.gif')
preload('i105', 'images/block07-streck07.gif')
preload('i106', 'images/block09-streck08.gif')
preload('i107', 'images/block10-streck08.gif')
preload('i108', 'images/block11-streck08.gif')