function showBigImage(dispsrc_img, origSrc, w, h, origW, origH) {
	var disp_img = document.getElementById('bigdisplay_img');
//	disp_img.parentNode.style.display = 'block';
	disp_img.width = w;
	disp_img.height = h;
	
	disp_img.src = dispsrc_img;
	gOrigW = origW;
	gOrigH = origH;
	gOrigSrcimg = origSrc;
//	srcImg = src_img;
//	disp_img.onclick = "setPopImage('"+src_img+"',"+origW+","+origH+")";
}

function setPopImage() {
	//gOrigW = gOrigW + 20;
	//gOrigH = gOrigH + 20;
  //eval("window.open('"+srcImg+"','',"+"'width="+gOrigW+",height="+gOrigH+"')");
	eval("window.open('"+gOrigSrcimg+"','',"+"'width="+gOrigW+",height="+gOrigH+"')");
}


// Neue Funktion
function toggleswitch(div) {
  var option=['img_0','img_1','img_2','img_3','img_4','img_5','img_6','img_7','img_8','img_9','img_10','img_11','img_12','img_13','img_14','img_15','img_16','img_17','img_18','img_19','img_20'];
  for(var i=0; i<option.length; i++) { 
    obj=document.getElementById(option[i]);
    if(obj.style.display="none") {
      obj.style.display=(option[i]==div) && !(obj.style.display=="block")? "block" : "none";
    }
  }
}