var imagePath;
imagePath='/obladm/obldp.nsf/';
function TreeControl(varName)
{
this.nodes=new Array();
this.styles=new Array();
this.styles[0]="SITEMAP0";
this.styles[1]="SITEMAP1";
this.styles[2]="SITEMAP2";
this.styles[3]="SITEMAP2";
this.varName=varName;
this.linkStyle='';

//----------------------------------------------------------------------------------------------------------
this.render= _TC_render;
this.addNode=_TC_addNode;
this.addChildNode=_TC_addChildNode;
this.getNode=_TC_getNode;
this.expandNode=_TC_expand_collapse_Node;

}
//-----------------------------------------------------------------------------------------
function _TC_render()
{
for (i=0;i<this.nodes.length;i++)
	{
	this.nodes[i].render();
	}	
}
//--------------------------------------------------------------------------------------------------------------------------
function _TC_addNode(txt,url)
{
var node;
node=new TreeNode;
node.text=txt;
node.url=url;
node.control=this;
node.id=this.nodes.length.toString();
this.nodes[this.nodes.length]=node
return node;
}
//---------------------------------------------------------------------------------------------
function _TC_addChildNode(pNode,txt,url)
{
var node;
node=new TreeNode;
node.text=txt;
node.url=url;
node.control=this;
node.parent=pNode;
node.id=pNode.id+'.'+pNode.nodes.length.toString();
node.level=pNode.level+1;
pNode.nodes[pNode.nodes.length]=node;
return node;
}
//----------------------------------------------------------------------------------------------------------------------
function _TC_getNode(id)
{
arr=id.split(".");
cont=this;
for (i=0;i<arr.length;i++)
	{
	node=cont.nodes[arr[i]];
	cont=node;
	}
return node;
}
//------------------------------------------------------------------------------------------------------------------------------------------------------
function _TC_expand_collapse_Node(id)
{
node=this.getNode(id);
if (node.status==0)
{node.expand();}
else
{node.collapse();}
}
//********************************************************
function TreeNode()
{
this.style='';
this.text='';
this.url='';
this.nodes=new Array();
this.level=0;
this.id='';
this.status=0; // 0 - collapsed , 1- expanded
this.lastNodeId='';
this.control='';
this.parent='';

this.render=_TN_render;
this.expand=_TN_expand;
this.collapse=_TN_collapse;
}
//---------------------------------------------------------------
function _TN_render()
{
var i,j,arr;
if (this.level>0 ) {
	STL="STYLE='visibility:hidden;position:absolute;top:0px'";	}
	else
		{STL='';}
document.write("<TABLE ID='N"+this.id+"'  CELLSPACING=0 CELLPADDING=0  WIDTH=100% "+STL+"   ><TR>");
cont=this.control;
arr=this.id.split(".")

for (i=0;i<this.level;i++)
	{	
	if (this.parent.level==i ) 
			{
			
			if ( (this.parent.nodes.length-1) > arr[i+1] )
		  	 {document.write("<TD WIDTH=15 BACKGROUND='"+imagePath+"vert.gif' ><IMG  SRC='"+imagePath+"vilka.gif'></TD>")}
		  	else
			    {document.write("<TD WIDTH=15 > <IMG  SRC='"+imagePath+"ugol.gif'></TD>")}
			}		
	else 	{
			  if ( (cont.nodes.length-1)>arr[i] )
		  	{document.write("<TD WIDTH=15 BACKGROUND='"+imagePath+"vert.gif' ><IMG  SRC='"+imagePath+"vert.gif'></TD>")}
		  	else
			    {document.write("<TD WIDTH=15 STYLE='color:#FFFFFF' >_</TD>")}
			}				
	cont=cont.nodes[arr[i]];
	
	}
//end for

if  (this.nodes.length>0 )
	{
	document.write("<TD WIDTH=15 onclick=\""+this.control.varName+ ".expandNode('"+this.id+"');\"  STYLE='cursor:hand'><IMG id='P"+this.id+"' SRC='"+imagePath+"plus.gif'><TD>");
	}
else
	    {
		if (this.level==0)
				{document.write("<TD WIDTH=15 STYLE='color:#FFFFFF' >-</TD>")}
		else
				{document.write("<TD WIDTH=15  ><IMG  SRC='"+imagePath+"Arrow.gif'></TD>")}
		}
 
document.write("<TD STYLE='border:1px solid #FFFFFF'  ALIGN=left onmouseover='highlightTD(this);'  onmouseout='unhighlightTD(this)' ><A CLASS="+this.control.styles[this.level]+" HREF="+this.url+">"+this.text+"</A></TD>");
document.write("</TR></TABLE>");

for (j=0;j<this.nodes.length;j++)
	{
	this.nodes[j].render();
	}	

}
///--------------------------------------------------------------------
function _TN_expand()
{
this.status=1;
img=document.getElementById("P"+this.id);
img.src=imagePath+'minus.gif';
for (j=0;j<this.nodes.length;j++)
	{
	tbl=document.getElementById("N"+this.nodes[j].id);
	tbl.style.position='static';	
	tbl.style.visibility="visible";

	}
}
//----------------------------------------------------------------------
function _TN_collapse()
{
var j,k;
this.status=0;
if (this.nodes.length>0) {
		img=document.getElementById("P"+this.id);
		img.src=imagePath+'plus.gif';
		}

for (j=0;j<this.nodes.length;j++)
	{
	tbl=document.getElementById("N"+this.nodes[j].id);
	tbl.style.visibility="hidden";
	tbl.style.position='absolute';	
	subNode=this.nodes[j];
	subNode.collapse();		

	}

}
//========================================================
function highlightTD(td)
{
td.style.backgroundColor='#EFEFEF';
td.style.border='1px solid #AAAAAA'
}
//------------------------------------------------------------
function unhighlightTD(td)
{
td.style.backgroundColor='#FFFFFF';
td.style.border='1px solid #FFFFFF'
}