var sDiv="";
var mClick = 1;
	
function pndo(x, event) {
  var target;
  if( event.target == null ) {  // ie
    target = event.srcElement;
  } else {  // netscape
    target = event.target;
  }

  if(mClick==1) {
    sDiv = x;
    
    if (sDiv.style.overflow=="visible") {
      // collapse
      target.className="box-title-expand-button";
      sDiv.style.height = "1px"; // 0px does not work for ie
      sDiv.style.overflow = "hidden";
    } else {
      // expand
      target.className="box-title-collapse-button";
      sDiv.style.height="auto";
      sDiv.style.overflow="visible";
    }
  }
}