function sucheinschraenkung() {
	if(document.getElementById("sebutton").src.substr(document.getElementById("sebutton").src.length-7,7) == "ein.jpg") {
		document.getElementById("sebutton").src = "gfx/aus.jpg";
		document.getElementById("sucheinschraenkung").style.display="block";
		document.getElementById("sebutton").style.borderBottom="none";
	} else {
		document.getElementById("sebutton").src = "gfx/ein.jpg";
		document.getElementById("sucheinschraenkung").style.display="none";
		document.getElementById("sebutton").style.borderBottom="1px #DFDFDF solid";
	}
}