function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

//swap layers datasheet
var cur_lyrdatasheet = -1;	// holds id of currently visible layer

function swapLayersDatasheet(id) {
	MM_findObj('lyrDs0').innerHTML = MM_findObj(id).innerHTML;
	MM_findObj('lbl'+id).className='selected';
	if (cur_lyrdatasheet != -1) MM_findObj('lbl'+cur_lyrdatasheet).className='';
  cur_lyrdatasheet = id;
}

function resetLayersSeealso(){
	MM_findObj('lyrSa0').innerHTML = '';
}

//swap layers seealso
function swapLayersSeealso(id) {
	MM_findObj('lyrSa0').innerHTML = MM_findObj(id).innerHTML;
}

//open browser windows
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}