var currentlySelectedId = 0;

function togglePlusMinus(id,openImageSrc,closedImageSrc)
{
 var uid = 'U-'+id;
 var aid = 'A-'+id;
 var imageId = 'Image-'+id;
 var myChild=document.getElementById(uid);
 if(myChild.style.display!='block')
 {
  myChild.style.display='block';
  document.getElementById(imageId).src=openImageSrc;
 }
 else
 {
  myChild.style.display='none';
  document.getElementById(imageId).src=closedImageSrc;
 }
}

function toggleText(id,openImageSrc,closedImageSrc)
{
 // remove old selection
 if(currentlySelectedId != 0)
 {
   unselect(currentlySelectedId);
 }
 togglePlusMinus(id,openImageSrc,closedImageSrc);

 var aid = 'A-'+id;
 document.getElementById(aid).className='treeviewSelected';
 currentlySelectedId = id;
}

function toggleOnlyText(id,openImageSrc,closedImageSrc)
{
 // remove old selection
// if(currentlySelectedId != 0)
// {
//   unselect(currentlySelectedId);
// }

// var aid = 'A-'+id;
// alert("id: "+id);
// var iId = 'i_divtree_'+id;
// gTrees['tree'].select(\',iId,\');
// var sId = 's_divtree_'+id;
// iElement = document.getElementById(iId);
// sElement = document.getElementById(sId);
// alert("iElement: "+iElement);
// alert("innerHTML: "+iElement.innerHTML);
// alert("sElement: "+sElement);
// iElement.innerHTML = _t1B(gTrees['tree']).join('');
// iElement.attributes.getNamedItem('style').nodeValue='display: block;';
// alert("innerHTML: "+sElement.innerHTML);

// document.getElementById(aid).className='treeviewSelected';
 currentlySelectedId = id;
}

function unselect(id)
{
 var aid = 'A-'+id;
 document.getElementById(aid).className='treeview';
}