//	filename:	btutils.js
//	location:	/scripts
//	project:	HBHelp.co.uk
//	started:	08.05.2008
//	author:		dave johnson
//	active:		15.05.2008

//	deal with expand/contract menu lists	
//	added pop-hint code


/***********************************************
* Show Hint script- © Dynamic Drive (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit http://www.dynamicdrive.com/ for this script and 100s more.
***********************************************/
		
var horizontal_offset="-89px" //horizontal offset of hint box from anchor link

/////No further editting needed

var vertical_offset="0" //horizontal offset of hint box from anchor link. No need to change.
var ie=document.all
var ns6=document.getElementById&&!document.all

function getposOffset(what, offsettype){
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
var parentEl=what.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
}

function iecompattest(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function clearbrowseredge(obj, whichedge){
var edgeoffset=(whichedge=="rightedge")? parseInt(horizontal_offset)*-1 : parseInt(vertical_offset)*-1
if (whichedge=="rightedge"){
var windowedge=ie && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-30 : window.pageXOffset+window.innerWidth-40
dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure+obj.offsetWidth+parseInt(horizontal_offset)
}
else{
var windowedge=ie && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure-obj.offsetHeight
}
return edgeoffset
}

function showhint(menucontents, obj, e, tipwidth)
{
if ((ie||ns6) && document.getElementById("hintbox")){
dropmenuobj=document.getElementById("hintbox")
dropmenuobj.innerHTML=menucontents
dropmenuobj.style.left=dropmenuobj.style.top=-500
if (tipwidth!=""){
dropmenuobj.widthobj=dropmenuobj.style
dropmenuobj.widthobj.width=tipwidth
}
dropmenuobj.x=getposOffset(obj, "left")
dropmenuobj.y=getposOffset(obj, "top")
dropmenuobj.style.left=dropmenuobj.x-20-clearbrowseredge(obj, "rightedge");//+obj.offsetWidth+"px"
dropmenuobj.style.top=dropmenuobj.y+24-clearbrowseredge(obj, "bottomedge")+"px"
dropmenuobj.style.visibility="visible"
obj.onmouseout=hidetip
}
}

function hidetip(e){
dropmenuobj.style.visibility="hidden"
dropmenuobj.style.left="-500px"
}

function createhintbox(){
var divblock=document.createElement("div")
divblock.setAttribute("id", "hintbox")
document.body.appendChild(divblock)
}

if (window.addEventListener)
window.addEventListener("load", createhintbox, false)
else if (window.attachEvent)
window.attachEvent("onload", createhintbox)
else if (document.getElementById)
window.onload=createhintbox


cookie_name = 'expandGen';
function btnclick( list )
{
return;

var value;
var wason;
//alert ("button clicked ");
	wason = ( document.getElementById (list+'full').style.display != 'none' );
	
	document.getElementById	('blistfull').style.display ='none';
	document.getElementById	('glistfull').style.display ='none';
	document.getElementById	('rlistfull').style.display ='none';
	document.getElementById	('clistfull').style.display ='none';

//	change the selected one	
	if( wason )
	{
		document.getElementById	(list+'full').style.display ='none';
	}
	else
	{
		document.getElementById(list+'full').style.display ='block';
	}
	
	value = document.getElementById('blistfull').style.display 
			+ '[]' +
			document.getElementById('glistfull').style.display
			+ '[]' +
			document.getElementById('rlistfull').style.display
			+ '[]' +
			document.getElementById('clistfull').style.display;
//alert("value: " + value);	

	setCookie( cookie_name, value, 1, '', '', '' );

	window.location.reload();
}	

function loadTabs()
{
return;

//alert("loadTabs 1");	
	settings = getCookie( cookie_name );//get_cookie();
//alert("loadTabs 2: " + settings);	
	if( settings )
	{
		var list = settings.split( '[]' );
	}
//alert("loadTabs 3" );	
		document.getElementById	('blistfull').style.display = 'none';
//alert("loadTabs 4");	
	document.getElementById	('glistfull').style.display = 'none';
	document.getElementById	('rlistfull').style.display = 'none';
	document.getElementById	('clistfull').style.display = 'none';
//alert("loadTabs 5");	
	if( settings != null )
	{
		document.getElementById	('blistfull').style.display = list[0];
		document.getElementById	('glistfull').style.display = list[1];
		document.getElementById	('rlistfull').style.display = list[2];
		document.getElementById	('clistfull').style.display = list[3];
	}

//alert("loadTabs 6");	
}

function get_cookie (  )
{
//alert( 'get c' );

  var results = document.cookie.match ( '(^|;) ?' + cookie_name + '=([^;]*)(;|$)' );

  if ( results )
    return ( unescape ( results[2] ) );
  else
    return null;

}

function xsetCookie( value, expiredays ) 
{
	document.cookie = cookie_name + "=" +escape( value );
//	alert( '4');
}	

function showright()
{
	alert( "show right");
}

function showleft()
{
	alert( "show left");
}