function hidePanel (id) {
 x=document.getElementById(id);
 if (x.style.display == 'block' || x.style.display =="") {
  x.style.display = 'none';
 } else {
  x.style.display = 'block';
 }
}

function sw (imageId) {
if(document.getElementById) {
if(document.getElementById(imageId).src.indexOf('images/core/min.png')>-1) {
document.getElementById(imageId).src = "images/core/max.png";
	} else {
		document.getElementById(imageId).src = "images/core/min.png";
		}
		return false;
	} else {
		return true;
	}
}