/*************************************************************************
  This code is from Dynamic Web Coding at www.dyn-web.com
  Copyright 2001-4 by Sharon Paine 
  See Terms of Use at www.dyn-web.com/bus/terms.html
  regarding conditions under which you may use this code.
  This notice must be retained in the code as is!
*************************************************************************/

function initScrollLayer() {
  // arguments: id of layer containing scrolling layers (clipped layer), id of layer to scroll, 
  // if horizontal scrolling, id of element containing scrolling content (table?)
  var wndo = new dw_scrollObj('wn', 'lyr1', 't1');
  // bSizeDragBar set true by default (explained at www.dyn-web.com/dhtml/scroll/ )
  wndo.bSizeDragBar = false;
  // arguments: dragBar id, track id, axis ("v" or "h"), x offset, y offset
  // (x/y offsets of dragBar in track)
  wndo.setUpScrollbar("dragBar", "track", "h", 0, 0);
  
  // Read instructions if your scrolling layers are inside tables 
}
// LAYER:
ns = (document.layers) ? 1 : 0;
ie = (document.all) ? 1 : 0;
ns6 = (document.getElementById) ? 1 : 0;
function changeImages() {
	if (document.images ) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}
function MM_preloadImages() { //v3.0
var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function MM_swapImgRestore() { //v3.0
var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.osrc;i++) x.src=x.osrc;
}
function MM_findObj(n, d) { //v4.0
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 && document.getElementById) x=document.getElementById(n); return x;
}
function MM_swapImage() { //v3.0

var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.osrc) x.osrc=x.src; x.src=a[i+2];}
}
var letztes_bild;

function show_layer(x)
{
	if(letztes_bild) { hide_layer(letztes_bild); } letztes_bild=x;
	if(ns) { document.layers[x].visibility="show"; } else if (ie) {	document.all[x].style.visibility="visible";	} else {document.getElementById(x).style.visibility="visible";}
}

function hide_layer(x)
{
	if(ns) {document.layers[x].visibility="hide";} else if (ie) {document.all[x].style.visibility="hidden";}else {document.getElementById(x).style.visibility="hidden";}
}

function back()
{
	history.back();
}
// SANDROS HACK:
function showlayer(obj){
	obj.style.visibility="visible";
}

function hidelayer(obj){
	obj.style.visibility="hidden";
}

var activeMenu=null;
var myMenuTimer=null;
function show_menu(menuId){
	var m=MM_findObj(menuId);
	if(m){
		if(activeMenu && m!=activeMenu) hidelayer(activeMenu);else hide_menu_cancel(m);
		showlayer(m);
		activeMenu=m;
	}
}

function hide_menu(){
	if(activeMenu) myMenuTimer=self.setTimeout('realhide_menu("'+activeMenu.id+'")',200);
}

function hide_menu_cancel(obj){
 	if(myMenuTimer && activeMenu==obj) clearTimeout(myMenuTimer);
}


function realhide_menu(menuId){
	var m=MM_findObj(menuId);
	if(m){
		hidelayer(m);
		if(activeMenu==m) activeMenu=null;
	}
}