var tout = 330;

function tatzen() {
	for (var i=0; i<4; i++) {
		window.setTimeout("tatze('tatze" + i + "')", tout);
		tout += 330;
	}
}

function tatze(ttz) {
	var elm = document.getElementById(ttz);
	elm.style.backgroundImage = 'url(/images/tatze_gross.gif)';
	elm.onmouseover = function() {
		this.style.backgroundImage = 'url(/images/tatze_gross_gelb.gif)';	
	}
	elm.onmouseout = function() {
		this.style.backgroundImage = 'url(/images/tatze_gross.gif)';			
	}
}