var bLoaded = false ;

// ********************
// Publishing functions
// ********************
function BrowserUpgrade()
{
	alert('You are not currently using Internet Explorer 6.0 or above ' +
			'on a Microsoft Platform.\n\nIf you use the above browser you ' +
			'would be able to edit content via a "What You See Is What You ' +
			'Get" (WYSIWYG) user interface. This allows rich formatting of ' +
			'your content including font sizing, font style, colour adjustment' +
			', element positioning, ordered lists, unordered lists, hyper ' +
			'links and clipboard management.  Additionally, you can insert, ' +
			'position and size multiple images from your on-line image ' +
			'library.\n\nIf you have another machine with the above browser ' +
			'installed, we suggest using that machine to update your page content.'
			) ;
}						

function DisplayEditor(strField)
{
	// Width and height of the editor
	var iWidth = 750 ;
	var iHeight = 500 ;

	var LeftPosition = (screen.width) ? (screen.width-iWidth)/2 : 0 ;
	var TopPosition = (screen.height) ? (screen.height-iHeight)/2 : 0 ;
	var strUrl = "../editor/editor.asp?Field=" + strField ;
	
	window.open(
		strUrl + "&width=" + iWidth + "&height=" + iHeight, 
		"Editor",
		'top=' + TopPosition + 
		',left=' + LeftPosition + 
		',height=' + iHeight + 
		',width=' + iWidth + 
		',resizable=yes,status=no,toolbar=no,menubar=no,location=no,scrollbars=no') ;
}
// ********************
// ********************

function PageClick()
{
	
}

function InitRollOver() 
{
  if (!document.getElementById) return ;
  var imgOriginSrc ;
  var imgTemp = new Array();
  var imgarr = document.getElementsByTagName('img') ;

  for (var i = 0; i < imgarr.length; i++) 
  {
    if (imgarr[i].getAttribute('hsrc')) 
    {
		// cache the highlight image
        imgTemp[i] = new Image() ;
        imgTemp[i].src = imgarr[i].getAttribute('hsrc') ;

		// Store the original source        
        imgarr[i].setAttribute('osrc', imgarr[i].getAttribute('src'));

		// Mouse Over
		imgarr[i].onmouseover = function() 
		{
		    this.setAttribute('src', this.getAttribute('hsrc')) ;
		}

		// Mouse Out
		imgarr[i].onmouseout = function() 
		{
		    this.setAttribute('src', this.getAttribute('osrc')) ;
		}
    }
  }
}

function CheckFrames()
{
	// Check that we've loaded the frameset
	var strLoc  = String(window.location.href) ;

	if (top.location.href == strLoc)
	{
		// We need to load the frame set
		top.location.href = "/default.asp?redirectto=" + strLoc ;
	}
}

function DisplayPopup(strUrl, strWidth, strHeight)
{
	var iWidth = Number(strWidth) ;
	var iHeight = Number(strHeight) ;
	var bHasQry = false ;
	var LeftPosition = (screen.width) ? (screen.width-iWidth)/2 : 0 ;
	var TopPosition = (screen.height) ? (screen.height-iHeight)/2 : 0 ;
	
	// We must add additional width and height values
	iWidth	+= 34 ;
	iHeight += 42 ;
	
	if (-1 != strUrl.indexOf(".asp?"))
	{
		bHasQry = true ;
	}

	window.open(
		strUrl + ((bHasQry)?"&":"?") + "width=" + strWidth + "&height=" + strHeight, 
		"Help",
		'top=' + TopPosition + 
		',left=' + LeftPosition + 
		',height=' + iHeight + 
		',width=' + iWidth + 
		',resizable=no,status=no,toolbar=no,menubar=no,location=no,scrollbars=no') ;
}

function DisplayPopupImage(strImage)
{
	var strWidth = 600;
	var strHeight = 500;
	var iWidth = Number(strWidth) ;
	var iHeight = Number(strHeight) ;
	var bHasQry = false ;
	var LeftPosition = (screen.width) ? (screen.width-iWidth)/2 : 0 ;
	var TopPosition = (screen.height) ? (screen.height-iHeight)/2 : 0 ;

	// We must add additional width and height values
	iWidth	+= 34 ;
	iHeight += 42 ;

	window.open(
		'../scripts/popupimage.asp' + ((bHasQry)?'&':'?') + 'width=' + strWidth + '&height=' + strHeight + '&image=' + strImage, 
		'PopupImage',
		'top=' + TopPosition + 
		',left=' + LeftPosition + 
		',height=' + iHeight + 
		',width=' + iWidth + 
		',resizable=no,status=no,toolbar=no,menubar=no,location=no,scrollbars=no') ;
}

//Object constructor
function makeObj(obj,nest)
{
    nest=(!nest) ? '':'document.'+nest+'.'
	this.el=bw.dom?document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?eval(nest+'document.'+obj):0;
  	this.css=bw.dom?document.getElementById(obj).style:bw.ie4?document.all[obj].style:bw.ns4?eval(nest+'document.'+obj):0;

	this.scrollHeight=bw.ns4?this.css.document.height:this.el.offsetHeight
	this.clipHeight=bw.ns4?this.css.clip.height:this.el.offsetHeight

	this.scrollWidth=bw.ns4?this.css.document.width:this.el.offsetWidth
	this.clipWidth=bw.ns4?this.css.clip.width:this.el.offsetWidth

	this.up=goUp;this.down=goDown;this.left=goLeft;this.right=goRight;
	this.moveIt=moveIt; 
	this.x; 
	this.y;
	this.obj = obj + "Object"
	eval(this.obj + "=this")
	return this
}

function checkBrowser()
{
	this.ver=navigator.appVersion
	this.dom=document.getElementById?1:0
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0;
	this.ie4=(document.all && !this.dom)?1:0;
	this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0;
	this.ns4=(top.document.layers && !this.dom)?1:0;
	this.ie=(this.ie4 || this.ie5)?1:0 ;
	this.bw=(this.ie5 || this.ie4 || this.ns4 || this.ns5) ;
	return this
}

// The client browser object
bw = new checkBrowser() ;

function getRandom(min,max)
{
   return (Math.round(Math.random()*(max-min)))+min;
}

function Init()
{
	// Check that the frameset has been loaded
	//CheckFrames() ;

	// Initialise roll-over events for images
	InitRollOver() ;

	// Load advert
	/*
	if (document.images["Footer-Ad"])
	{
		document.images["Footer-Ad"].src = "../images/adverts/ad-" + getRandom(1,2) + ".gif" ;
	}
	*/

	//Do any page initialisation
	DoPageInit() ;
	
	bLoaded = true ;
}

// Do initialisation
onload = Init ;