var out="";
var limg="";

function off() {

  if (out=="") { return; }

  if (document.images) {
    document.images[limg].src=out;
    out="";
  }
}

function on(img,o1,o2) {
  if (document.images) {

  if (out != "") { off(); }

    document.images[img].src=o1;
    out=o2;
    limg=img;
  }
}

function doselect1(obj) {
	if (obj.value == "0") {
		document.getElementById("eingabe1").style.display = "inline";
		document.getElementById("eingabe1").value = "";
		document.getElementById("eingabe_kwh1").style.display = "inline";
	} else {
		document.getElementById("eingabe1").style.display = "none";
		document.getElementById("eingabe1").value = obj.value;
		document.getElementById("eingabe_kwh1").style.display = "none";		
	}
}

function doselect5(obj) {
	if (obj.value == "0") {
		document.getElementById("eingabe5").style.display = "inline";
		document.getElementById("eingabe5").value = "";
		document.getElementById("eingabe_kwh5").style.display = "inline";
	} else {
		document.getElementById("eingabe5").style.display = "none";
		document.getElementById("eingabe5").value = obj.value;
		document.getElementById("eingabe_kwh5").style.display = "none";		
	}
}

function doselect10(obj) {
	if (obj.value == "0") {
		document.getElementById("eingabe10").style.display = "inline";
		document.getElementById("eingabe10").value = "";
		document.getElementById("eingabe_kwh10").style.display = "inline";
	} else {
		document.getElementById("eingabe10").style.display = "none";
		document.getElementById("eingabe10").value = obj.value;
		document.getElementById("eingabe_kwh10").style.display = "none";		
	}
}