// Version: 1.1
// Date: 11-12-2002 (mm-dd-yyyy)
// Contact: feedback@softcomplex.com (specify product title in the subject)
// Notes: This script is free. Visit official site for further details.

function tree (a_items, a_template, a_class) {

	this.a_tpl      = a_template;
	this.a_cl		= a_class;
	this.a_config   = a_items;
	this.o_root     = this;
	this.a_index    = [];
	this.o_selected = null;
	this.n_depth    = -1;

	var o_icone = new Image(),
		o_iconl = new Image();
	o_icone.src = a_template['icon_e'];
	o_iconl.src = a_template['icon_l'];
	a_template['im_e'] = o_icone;
	a_template['im_l'] = o_iconl;
	for (var i = 0; i < 64; i++)
		if (a_template['icon_' + i]) {
			var o_icon = new Image();
			a_template['im_' + i] = o_icon;
			o_icon.src = a_template['icon_' + i];
		}
	
	var o_classe = '',
		o_classl = '';
	a_class['im_e'] = o_classe;
	a_class['im_l'] = o_classl;
	for (var i = 0; i < 64; i++)
		if (a_class['class_' + i]) {
			a_class['im_' + i] = a_class['class_' + i];
		}	
	
	this.select = function (n_id) { return this.a_index[n_id].select(); };
	this.toggle = function (n_id) {	var o_item = this.a_index[n_id]; o_item.open(o_item.b_opened) };
	this.mout   = function (n_id) { this.a_index[n_id].upstatus(true) };
	this.mover  = function (n_id) { this.a_index[n_id].upstatus() };
	//this.toggle  = function (n_id) { this.a_index[n_id].upstatus() };
	//this.mout = function (n_id) {	var o_item = this.a_index[n_id]; o_item.open(o_item.b_opened) };
	//this.mover = function (n_id) {	var o_item = this.a_index[n_id]; o_item.open(o_item.b_opened) };
			
	this.a_children = [];
	for (var i = 0; i < a_items.length; i++)
		new tree_item(this, i);

	this.n_id = trees.length;
	trees[this.n_id] = this;
	
	for (var i = 0; i < this.a_children.length; i++) {
		document.write(this.a_children[i].init());
		this.a_children[i].open();
	}
	

	
}

function tree_item (o_parent, n_order) {

	this.n_depth  = o_parent.n_depth + 1;
	this.a_config = o_parent.a_config[n_order + (this.n_depth ? 3 : 0)];
	if (!this.a_config) return;

	this.o_root    = o_parent.o_root;
	this.o_parent  = o_parent;
	this.n_order   = n_order;
	this.b_opened  = !this.n_depth;

	this.n_id = this.o_root.a_index.length;
	this.o_root.a_index[this.n_id] = this;
	o_parent.a_children[n_order] = this;

	this.a_children = [];
	for (var i = 0; i < this.a_config.length - 2; i++)
		new tree_item(this, i);

	this.get_icon = item_get_icon;
	this.get_class = item_get_class;
	this.open     = item_open;
	this.select   = item_select;
	this.init     = item_init;
	this.upstatus = item_upstatus;
	this.is_last  = function () { return this.n_order == this.o_parent.a_children.length - 1 };
}

function item_open (b_close) {
	
	var o_idiv = get_element('i_div' + this.o_root.n_id + '_' + this.n_id);
	if (!o_idiv) return;
	
	if (!o_idiv.innerHTML) {
		var a_children = [];
		for (var i = 0; i < this.a_children.length; i++)
			a_children[i]= this.a_children[i].init();
		o_idiv.innerHTML = a_children.join('');
	}
	o_idiv.style.display = (b_close ? 'none' : 'block');
	//o_idiv.className = (b_close ? '' : 'selected');
	
	this.b_opened = !b_close;
	var o_jicon = document.images['j_img' + this.o_root.n_id + '_' + this.n_id],
		o_iicon = document.images['i_img' + this.o_root.n_id + '_' + this.n_id];
	if (o_jicon) o_jicon.src = this.get_icon(true);
	if (o_iicon) o_iicon.src = this.get_icon();
	this.upstatus();
}

function item_select (b_deselect) {
	if (!b_deselect) {
		var o_olditem = this.o_root.o_selected;
		this.o_root.o_selected = this;
		if (o_olditem) o_olditem.select(true);
	}
	var o_iicon = document.images['i_img' + this.o_root.n_id + '_' + this.n_id];
	if (o_iicon) o_iicon.src = this.get_icon();
	get_element('i_txt' + this.o_root.n_id + '_' + this.n_id).style.fontWeight = b_deselect ? 'normal' : 'bold';
	
	this.upstatus();
	return Boolean(this.a_config[1]);
}

function item_upstatus (b_clear) {
	window.setTimeout('window.status="' + (b_clear ? '' : this.a_config[0]) + '"', 10);
}

function item_init () {
	var a_offset = [],
		o_current_item = this.o_parent;
	for (var i = this.n_depth; i > 1; i--) {
		a_offset[i] = '<img src="' + this.o_root.a_tpl[o_current_item.is_last() ? 'icon_e' : 'icon_l'] + '" border="0" align="absbottom">';
		o_current_item = o_current_item.o_parent;
	}
	if(this.n_depth==1){
//		return '<table cellpadding="0" cellspacing="0" border="0"><tr><td class="menutitle" nowrap>' + (this.n_depth ? a_offset.join('') + (this.a_children.length	? '' : '') : '') 
//			+ '<a href="#" target="' + this.o_root.a_tpl['target'] + '" onclick="collapse_all();trees[' + this.o_root.n_id + '].toggle(' + this.n_id + ');return ' + this.a_config[1] + ';" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')" class="t' + this.o_root.n_id + 'i" id="i_txt' + this.o_root.n_id + '_' + this.n_id + '">' + this.a_config[0] + '</a></td></tr></table>' + (this.a_children.length ? '<div id="i_div' + this.o_root.n_id + '_' + this.n_id + '" style="display:none"></div>' : '');
		if(intNodeSelected==this.a_config[0]){
			return '<table cellpadding="0" cellspacing="0" border="0"><tr><td nowrap>' + (this.n_depth ? a_offset.join('') + (this.a_children.length	? '' : '') : '') 
				+ '<a href="#" target="' + this.o_root.a_tpl['target'] + '" onclick="return ' + this.a_config[1] + ';" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')" class="selected" id="i_txt' + this.o_root.n_id + '_' + this.n_id + '">' + this.a_config[0] + '</a></td></tr></table>' + (this.a_children.length ? '<div id="i_div' + this.o_root.n_id + '_' + this.n_id + '" style="display:none"></div>' : '');
		}else{
			if ((this.a_config[1]!='')&&( this.a_config[1].length>20 )) { 	
				return '<table cellpadding="0" cellspacing="0" border="0"><tr><td nowrap>' + (this.n_depth ? a_offset.join('') + (this.a_children.length	? '' : '') : '') 
				+ '<a href="#" target="' + this.o_root.a_tpl['target'] + '" onclick="return ' + this.a_config[1] + ';" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')" class="t' + this.o_root.n_id + 'i" id="i_txt' + this.o_root.n_id + '_' + this.n_id + '">' + this.a_config[0] + '</a></td></tr></table>' + (this.a_children.length ? '<div id="i_div' + this.o_root.n_id + '_' + this.n_id + '" style="display:none"></div>' : '');
			} else { //geen url, alleen uitklappen
				return '<table cellpadding="0" cellspacing="0" border="0"><tr><td nowrap>' + (this.n_depth ? a_offset.join('') + (this.a_children.length	? '' : '') : '') 
				+ '<a href="#" target="' + this.o_root.a_tpl['target'] + '" onclick="trees[' + this.o_root.n_id + '].toggle(' + this.n_id + ');" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')" class="t' + this.o_root.n_id + 'i" id="i_txt' + this.o_root.n_id + '_' + this.n_id + '">' + this.a_config[0] + '</a></td></tr></table>' + (this.a_children.length ? '<div id="i_div' + this.o_root.n_id + '_' + this.n_id + '" style="display:none"></div>' : '');
			}
		}
	}else{
		if(this.a_config[2]!=''){ //image gedefineerd
			return '<table cellpadding="0" cellspacing="0" border="0"><tr><td class="'+ this.get_class(true) +'" nowrap>' + (this.n_depth ? a_offset.join('') + (this.a_children.length
				? '<a href="javascript: trees[' + this.o_root.n_id + '].toggle(' + this.n_id + ')" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')"><img src="' + this.get_icon(true) + '" border="0" align="absbottom" name="j_img' + this.o_root.n_id + '_' + this.n_id + '"></a>'
				: '<a href="#" target="' + this.o_root.a_tpl['target'] + '" onclick="trees[' + this.o_root.n_id + '].toggle(' + this.n_id + ');return ' + this.a_config[1] + ';" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')" class="t' + this.o_root.n_id + 'i" id="i_txt' + this.o_root.n_id + '_' + this.n_id + '"><img src="' + this.get_icon() + '" border="0" align="absbottom" name="i_img' + this.o_root.n_id + '_' + this.n_id + '"><img src="' + this.a_config[2] + '" border="0" vspace="1" hspace="2" align="absmiddle"></a>') : '') 
				+ '<a href="#" target="' + this.o_root.a_tpl['target'] + '" onclick="trees[' + this.o_root.n_id + '].toggle(' + this.n_id + ');return ' + this.a_config[1] + ';" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')" class="t' + this.o_root.n_id + 'i" id="i_txt' + this.o_root.n_id + '_' + this.n_id + '"><img src="' + this.get_icon() + '" border="0" align="absbottom" name="i_img' + this.o_root.n_id + '_' + this.n_id + '">' + this.a_config[0] + '</a></td></tr></table>' + (this.a_children.length ? '<div id="i_div' + this.o_root.n_id + '_' + this.n_id + '" style="display:none"></div>' : '');
		}else{ // geen image
			if (this.a_config[0]!='') {
				if ((this.a_config[1]!='')&&( this.a_config[1].length>20 )) { 					
					return '<table cellpadding="0" cellspacing="0" border="0"><tr><td class="'+ this.get_class(true) +'" nowrap>' + (this.n_depth ? a_offset.join('') + (this.a_children.length
					? '<a class="navsub" href="javascript: trees[' + this.o_root.n_id + '].toggle(' + this.n_id + ')" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')"><img src="' + this.get_icon(true) + '" border="0" align="absbottom" name="j_img' + this.o_root.n_id + '_' + this.n_id + '"></a>'
					: '') : '') 
					+ '<a class="navsub" href="#" target="' + this.o_root.a_tpl['target'] + '" onclick="trees[' + this.o_root.n_id + '].toggle(' + this.n_id + ');return ' + this.a_config[1] + ';" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')" class="t' + this.o_root.n_id + 'i" id="i_txt' + this.o_root.n_id + '_' + this.n_id + '"><img src="' + this.get_icon() + '" border="0" align="absbottom" name="i_img' + this.o_root.n_id + '_' + this.n_id + '">' + this.a_config[0] + '</a></td></tr></table>' + (this.a_children.length ? '<div id="i_div' + this.o_root.n_id + '_' + this.n_id + '" style="display:none"></div>' : '');
				} else { //geen url, alleen uitklappen
					return '<table cellpadding="0" cellspacing="0" border="0"><tr><td class="'+ this.get_class(true) +'" nowrap>' + (this.n_depth ? a_offset.join('') + (this.a_children.length
					? ''
					: '') : '') 
					+ '<a class="navsub" href="#" target="' + this.o_root.a_tpl['target'] + '" onclick="trees[' + this.o_root.n_id + '].toggle(' + this.n_id + ');" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')" class="t' + this.o_root.n_id + 'i" id="i_txt' + this.o_root.n_id + '_' + this.n_id + '"><img src="' + this.get_icon() + '" border="0" align="absbottom" name="i_img' + this.o_root.n_id + '_' + this.n_id + '">' + this.a_config[0] + '</a></td></tr></table>' + (this.a_children.length ? '<div id="i_div' + this.o_root.n_id + '_' + this.n_id + '" style="display:none"></div>' : '');				
				}
			} else { //titel van optie is leeg, niets tonen
				return '' + (this.n_depth ? a_offset.join('') + (this.a_children.length
				? ''
				: '') : '') 
				+ '' + (this.a_children.length ? '<div id="i_div' + this.o_root.n_id + '_' + this.n_id + '" style="display:none"></div>' : '');
			
			}
		}
	}
}

function item_get_icon (b_junction) {
	return this.o_root.a_tpl['icon_' + ((this.n_depth ? 0 : 32) + (this.a_children.length ? 16 : 0) + (this.a_children.length && this.b_opened ? 8 : 0) + (!b_junction && this.o_root.o_selected == this ? 4 : 0) + (b_junction ? 2 : 0) + (b_junction && this.is_last() ? 1 : 0))];
}

function item_get_class (b_junction) {
	return this.o_root.a_cl['class_' + ((this.n_depth ? 0 : 32) + (this.a_children.length ? 16 : 0) + (this.a_children.length && this.b_opened ? 8 : 0) + (!b_junction && this.o_root.o_selected == this ? 4 : 0) + (b_junction ? 2 : 0) + (b_junction && this.is_last() ? 1 : 0))];
}

function collapse_all(){
	for (var i = 1; i < trees[0].a_index.length; i++) {
		var o_item = trees[0].a_index[i];
		if (o_item.b_opened) o_item.open(o_item.b_opened);
	}return false;
} 

function expand_all () {
	for (var i = 1; i < trees[0].a_index.length; i++) {
		var o_item = trees[0].a_index[i];
		if (!o_item.b_opened) o_item.open(o_item.b_opened);
	}
}

function expand_current (intNodeSelected) {
    if (intNodeSelected > -1) {
        for (var i = 1; i < trees[0].a_index.length; i++){
			if ( i-1 == intNodeSelected ){
			  	trees[0].toggle(i);
			}
	    }	
    }
}

var trees = [];
get_element = document.all ?
	function (s_id) { return document.all[s_id] } :
	function (s_id) { return document.getElementById(s_id) };