document.all[i].insertAdjacentHTML( "AfterBegin" , str ) ;
              break
          }
       }
	else   
	document.all( "tv_panel_" + this.parent.id ).insertAdjacentHTML( "BeforeEnd" , str ) ;
	

//alert("before id " + this.id);
    for( m = 0 ; m < this.subitems.length ; m ++ ) {
//    	 alert("after id " + this.id); 
		   if( this.subitems[ m ] != null )  {
			   userstack.put( m ) ;
			   this.subitems[ m ].show() ;
			   m = userstack.get() ;
	   	 }
	  }
  	
    
}

function nodeitem_refresh()  {
	str = "<table border='0' cellspacing='0' cellpadding='0'><tr><td>" ;
    str_f = "" ;
    for( j = this.parent ; j != null ; j = j.parent )  {
	    if( j.status.substring( 0 , 1 ) == 1 )
		   str_f = "<img src = '" + treeview_box_0_none + "' align='absmiddle'>" + str_f ;
        else
		   str_f = "<img src = '" + treeview_box_0_line + "' align='absmiddle'>" + str_f ;
    }
	str = str + str_f ;
    str += "<img id = 'box" + this.id + "' nodeid = '" + this.id + "' src = '" ;
    switch( this.status.substring( 0 , 2 ) )   {
	        case "10" : str += treeview_box_1_none ; break ;
	        case "11" : str += treeview_box_1_close ; break ;
	        case "12" : str += treeview_box_1_open ; break ;
	        case "20" : str += treeview_box_2_none ; break ;
	        case "21" : str += treeview_box_2_close ; break ;
	        case "22" : str += treeview_box_2_open ; break ;
    }
    str += "' align='absmiddle' onclick='box_on_click(this)'>" ;
    if( this.img == "" )
	    str += this.img ;
    else
	    str += "<img src = '" + this.img + "' align='absmiddle' width='16' height='16'>" ;
    str += "</td><td><table border='0' cellspacing='1' cellpadding='1' style='font-size:9pt; color:#333333' id='lablePanel" + this.id + "'><tr><td ondblclick = 'lable_on_dblclick(" + this.id + ")' onclick='lable_on_click(" + this.id + ")' style='cursor:hand' id='f_lablePanel" + this.id + "' nowrap>" + this.lable + "</td></tr></table></td></tr></table>" ;  
	document.all( "preface" + this.id ).innerHTML = str ;
    document.all( "tv_panel_" + this.id ).innerHTML = "" ;
	for( m = 0 ; m < this.subitems.length ; m ++ )
	   if( this.subitems[ m ] != null )  {
		   userstack.put( m ) ;
		   this.subitems[ m ].show() ;
		   m = userstack.get() ;
       }
}
function nodeitem_remove()  {
    pparent = this.parent ;
	if( pparent == null )   {
        removenodeitem( this.id ) ;
   	    for(var i in document.all){
           if (document.all[i].tagName == "BODY")
             {
			   document.all[i].innerHTML = "" ;
               break
             }
          }
		return ;
	}
	lastsubitem = null ;
	for( i = 0 ; i < pparent.subitems.length ; i ++ )
	   if( pparent.subitems[ i ] != null )  
		   if ( pparent.subitems[ i ] == this ) 
		       pparent.subitems[ i ] = null ;
           else
		       lastsubitem = pparent.subitems[ i ] ;

    pparent.maxsubitem = lastsubitem ; 
	if( lastsubitem == null )   
        pparent.status = pparent.status.substring( 0 , 1 ) + "0" + pparent.status.substring( 2 , 3 ) ;
    else   
	    pparent.maxsubitem.status = "1" + pparent.maxsubitem.status.substring( 1 , 3 ) ;
     removenodeitem( this.id ) ;

	//added by msb for move up/down
	arrTemp = new Array();
	j = 0;
	for ( i=0; i<pparent.subitems.length; i++ ) {
		if ( pparent.subitems[i] != null ) {
			arrTemp[j] = pparent.subitems[i];
			j++;
		}
	}
	this.parent.subitems = arrTemp;
	//end added

	 pparent.refresh() ;
	 //tv_topnodeitem.refresh() ;
}

function removenodeitem( id )   {
    curitem = nodeitems[ id ] ;
	nodeitems[ id ] = null ;
	for( m = 0 ; m < curitem.subitems.length ; m ++ ) 
	     if( curitem.subitems[ m ] != null )   {
		   userstack.put( m ) ;
		   removenodeitem( curitem.subitems[ m ].id ) ;
		   m = userstack.get() ;
       }
}

function nodeitem_boxclick()  {
     if( this.status.substring( 1 ,2 ) == "0" )
       return ; 
	 if( this.status.substring( 1 ,2 ) == "1" )   
        this.open() ;
	 else  
        this.close() ;
}

function nodeitem_close()  {
     this.status = this.status.substring( 0 , 1 ) + "1" + this.status.substring( 2 , 3 ) ;
   	 document.all( "tv_panel_" + this.id ).style.display = "none" ;
   	 eval( "document.all( 'box' + this.id ).src = treeview_box_" + this.status.substring( 0 , 1 ) +"_close" ) ;
}

function nodeitem_open()  {
     this.status = this.status.substring( 0 , 1 ) + "2" + this.status.substring( 2 , 3 ) ;
   	 document.all( "tv_panel_" + this.id ).style.display = "" ;
   	 eval( "document.all( 'box' + this.id ).src = treeview_box_" + this.status.substring( 0 , 1 ) +"_open" ) ;
}

//added by msb for the move up/down
nodeitem.prototype.moveUp = nodeitem_moveUp;
nodeitem.prototype.moveDown = nodeitem_moveDown;
//end added

nodeitem.prototype.show = nodeitem_show ;
nodeitem.prototype.refresh = nodeitem_refresh ;
nodeitem.prototype.boxclick = nodeitem_boxclick ;
nodeitem.prototype.close = nodeitem_close ;
nodeitem.prototype.open = nodeitem_open ;
nodeitem.prototype.remove = nodeitem_remove ;
nodeitem.prototype.setTag = nodeitem_setTag ;
nodeitem.prototype.getTag = nodeitem_getTag ;

//==========================================================
// Public Methods
//==========================================================
function showTV()  {
     tv_topnodeitem.show() ;
}

function findNode( key )   {
	pppp = null;
    for( i = 0 ; i < nodeitems.length ; i ++ ) {
	   if( nodeitems[ i ] != null ) {
	      if( nodeitems[ i ].key == key ) {
	         pppp = nodeitems[ i ] ;
		  }
	   }
	}
    return pppp ;
}

function addNode(  parentkey , key , lable , img  )   {
    return new nodeitem( parentkey , key , lable , img ) ;
}

function deleteNode(  key )   {
    curNode = findNode( key ) ;
	if( curNode == null )
	  return false ;
    curNode.remove() ; 
    return true ;
}
//====== END ================

//===========================================================
// Events
//===========================================================
function box_on_click( obj )  {
    nodeitems[ obj.nodeid ].boxclick() ;
}

tv_curlable = null ;
tv_curlable_f = null ;

function lable_on_click( id )  {
       key = nodeitems[ id ].key ;
       if( nodeitems[ id ].parent == null )
	      parentkey = "" ;
       else
	      parentkey = nodeitems[ id ].parent.key ;
	      	   
	   if( tv_curlable != null )  {
		   tv_curlable.bgColor = "transparent" ;
		   tv_curlable.style.color = "#333333" ;
		   tv_curlable_f.bgColor = "transparent" ;
       }
	       tv_curlable = document.all("lablePanel"+id) ;
		   tv_curlable.bgColor = "#000000" ;
		   tv_curlable.style.color = "#FFFFFF" ;
	       tv_curlable_f = document.all("f_lablePanel"+id) ;
		   tv_curlable_f.bgColor = "#888888" ;

	   for( i = 0 ; i < tv_listeners.length ; i ++ )  
	      if( tv_listeners[ i ].type == "click" )  {
			   h = tv_listeners[ i ].handler ;
			   eval( h + "( '" + key + "' , '" + parentkey + "' ) ; " ) ; 
           }

}

function lable_on_dblclick( id ) {
		key = nodeitems[ id ].key ;
       if( nodeitems[ id ].parent == null )
	      parentkey = "" ;
       else
	      parentkey = nodeitems[ id ].parent.key ;
          
	   if( tv_curlable != null )  {
		   tv_curlable.bgColor = "transparent" ;
		   tv_curlable.style.color = "#333333" ;
		   tv_curlable_f.bgColor = "transparent" ;
       }
	       tv_curlable = document.all("lablePanel"+id) ;
		   tv_curlable.bgColor = "#000000" ;
		   tv_curlable.style.color = "#FFFFFF" ;
	       tv_curlable_f = document.all("f_lablePanel"+id) ;
		   tv_curlable_f.bgColor = "#888888" ;
	   for( i = 0 ; i < tv_listeners.length ; i ++ )  
	      if( tv_listeners[ i ].type == "dblclick" )  {
			   h = tv_listeners[ i ].handler ;
			   eval( h + "( '" + key + "' , '" + parentkey + "' ) ; " ) ; 
           }
}