// pause(numberMillis)
// Pauses code execution for specified time. Uses busy code, not good.
function pause(numberMillis) {
	var now = new Date();
	var exitTime = now.getTime() + numberMillis;
	while (true) {
		now = new Date();
		if (now.getTime() > exitTime)
			return;
	}
}
// getPageScroll()
// Returns array with x,y page scroll values.
function getPageScroll(){

	var yScroll;
	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}

// getPageSize()
// Returns array with page width, height and window width, height
function getPageSize(){
	
	var xScroll, yScroll;	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}
	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}	
// WindowGetKey
// Check to see witch key was pressed and process an action
function WindowGetKey(e){
	if (e == null) { // ie
		keycode = event.keyCode;
	} else { 		// mozilla
		keycode = e.which;
	}
	key = String.fromCharCode(keycode).toLowerCase();
	if((keycode == 120) | (keycode==27) | (keycode==0))	// 120=x 27=ESC (IE), 0=ESC (FireFox)
		{ 
		WindowHideShow(); 
		}
}
// WindowToggle
// Toggle toe Windows body
function WindowToggle()
	{
	var iWindowB = document.getElementById('Window-body');
	if (iWindowB.currentStyle.display=='none')
		{
		iWindowB.style.display='block';
		document.getElementById('Window-close').className = "close";
		} else {
		iWindowB.style.display='none';
		document.getElementById('Window-close').className = "open";
		}
	}
// Window2ClipBoard
// Add the content of the window body to the clipboard
function Window2ClipBoard()
	{
	window.clipboardData.setData("Text",document.getElementById('Window-body').innerText);
	window.status = "Window data copied to clipbard";
	}
// WindowHideShow
// Show or hide the window bShow = null -> toggle	
function WindowHideShow(bShow)
	{
	var iWindow = document.getElementById('Window');
	if (bShow==null) bShow = iWindow.hide;
	if (bShow==false) 
		{
		iWindow.hide=true;
		iWindow.style.display='none';
		document.onkeypress = null;
		var iOverlay = document.getElementById('Window-overlay');
		iOverlay.style.display='none';
		} else {
		iWindow.hide=false;
		document.onkeypress = WindowGetKey;
		
		// center window 
		var arrayPageSize = getPageSize();
		var arrayPageScroll = getPageScroll();		
		iWindow.style.display='block';
		var nTop = arrayPageScroll[1] + ((arrayPageSize[3] - 35 - iWindow.offsetHeight) / 2);
		if (nTop<0) iWindow.style.top = '10px'; else iWindow.style.top = (nTop + 'px');			
		iWindow.style.left = (((arrayPageSize[0] - 20 - iWindow.offsetWidth) / 2) + 'px');
	
		// set height of Overlay to take up whole page and show
		var iOverlay = document.getElementById('Window-overlay');
		if (navigator.appVersion.indexOf("MSIE")!=-1) 
			{
			iOverlay.style.backgroundImage= 'url(blank.gif)'; 
			iOverlay.style.left = '0px';
			if (window.event!=null)
				window.event.cancelBubble=true;		//--For usage within other elements
			}
		iOverlay.style.height = (arrayPageSize[1] + 'px');
		iOverlay.style.display = 'block';			
		}
	}
// WindowBody
// Add content to the window body, sInfo = text or HTML
function WindowBody( sInfo)
	{
	var iWindowB = document.getElementById('Window-body');
	iWindowB.innerHTML = sInfo;	
	}
// WindowAddDebug
// Add debug information to the body, sInfo = text or HTML
function WindowAddDebug( sInfo)
	{
	var iWindowB = document.getElementById('Window-body');
	var dNow = new Date();   
	var sNow = dNow.getHours() + ':' + dNow.getMinutes() + ':' +  dNow.getSeconds() + ' ';		
	iWindowB.innerHTML +=  sNow  + sInfo + '<br/>';
	}
// WindowAddHTML
// Add a HTML file to the body of the window
// sPath = path to flash file
// nW = Widht, nH 	=Height
// sColor = boackground color
// bShow = Show after loading
function WindowAddHTML( sPath, nW, nH, sColor, bShow )
	{
	if (typeof sPath=='object') sPath= sPath.getAttribute("href");
	
	var iWindowB = document.getElementById('Window-body');
	iWindowB.style.overflow='visible';
	if (sColor!=null) iWindowB.style.backgroundColor=sColor;
	iWindowB.innerHTML = '<iframe frameBorder="0" id="WindowB-iframe" src='+sPath+'></iframe>';	
	
	var iWindowsBF = document.getElementById('WindowB-iframe');	
	WindowResize(nW, nH, iWindowsBF, 1);
	
	if (bShow!=null) WindowHideShow(bShow);	
	}
// WindowAddFlash
// Add a Flash file to the body
// sPath = path to flash file
// nW = Widht, nH 	=Height
// sColor = boackground color
// bShow = Show after loading
function WindowAddFlash( sPath, nW, nH, sColor, bShow )
	{
	if (typeof sPath=='object') 
		{
		var iObject = sPath;
		sPath= iObject.getAttribute("href");
		if (nW==null)	nW= new Number(iObject.getAttribute("popupw"));
		if (nH==null)	nH= new Number(iObject.getAttribute("popuph"));
		//debugger
		}
	
	var iWindowB = document.getElementById('Window-body');
	iWindowB.style.overflow='visible';	
	if (sColor!=null) iWindowB.style.backgroundColor=sColor;
	iWindowB.innerHTML = '<div frameborder="0" id="flashcontent1"></div>';
	var so = new SWFObject(sPath, "Window-flashmovie", nW, nH, 7, sColor);
	so.write("flashcontent1");		
	
	WindowResize(nW, nH);
	
	if (bShow!=null) WindowHideShow(bShow);
	}
// WindowAddImg
// Add a Flash file to the body
// sPath = path to image file
// nW = Widht, nH = Height
// sColor = boackground color
// bShow = Show after loading	
function WindowAddImg( sPath, nW, nH, sColor, bShow )
	{;
	if (typeof sPath=='object') sPath= sPath.getAttribute("href");

	var iWindowB = document.getElementById('Window-body');
	iWindowB.style.overflow='visible';
	if (sColor!=null) iWindowB.style.backgroundColor=sColor;
	iWindowB.innerHTML = '<img id="WindowB-img" />';
	var iWindowBImg = document.getElementById('WindowB-img');
	iWindowBImg.bShow = bShow;
	if (nW!=null) iWindowB.style.width=(nW+'px');
	if (nH!=null) iWindowB.style.height=(nH+'px');
	
	// preload image
	iImgPreload = new Image();
	iImgPreload.onload=WindowImgLoaded;
	iImgPreload.src=sPath;
	}

//--Helper function called after loading img
function WindowImgLoaded()
	{
	if (navigator.appVersion.indexOf("MSIE")!=-1)	pause(50);
	this.onload=null;

	var iWindowBImg = document.getElementById('WindowB-img');
	iWindowBImg.src = this.src;
	iWindowBImg.onclick = function() {WindowHideShow();};

	WindowResize( this.width, this.height);
	
	if (iWindowBImg.bShow!=null) WindowHideShow(iWindowBImg.bShow);
	}
// WindowTitle	
// Set the windows title
function WindowTitle( sInfo)
	{
	var iWindowT = document.getElementById('Window-title');
	iWindowT.innerHTML = sInfo;
	}
// WindowStatus	
// Set the windows status	
function WindowStatus( sInfo)
	{
	var iWindowT = document.getElementById('Window-status');
	iWindowT.innerHTML = sInfo;
	iWindowT.style.display='block';
	}		
// WindowStatus	
// Set the windows size
// nW = width, nH = Height
// iInner = extra inner object
// nInnerMargin = inner margin
function WindowResize( nW, nH, iInner, nInnerMargin)
	{
	var iWindowB = document.getElementById('Window-body');		
	var iWindowT = document.getElementById('Window-header');
	var iWindowS = document.getElementById('Window-status');
	var iWindow = document.getElementById('Window');	

	if (nW==null) nW = iWindow.offsetWidth;
	if (nH==null) nH = iWindow.offsetHeight;
	if (nW==0) nW=100;
	if (nH==0) nH=50;
	
	if (navigator.appVersion.indexOf("MSIE")!=-1)		// =IE
		{
		iWindowB.style.width = (nW) + 'px';
		iWindowB.style.height = (nH) + 'px';
		iWindowT.style.width = (nW+6) + 'px';
		iWindowS.style.width = (nW+6) + 'px';	
		iWindow.style.width = (nW+6)+'px';
		iWindow.style.height = (nH+20)+'px';
		if (iInner!=null)
			{
			if (nInnerMargin==null) nInnerMargin=0;
			iInner.style.width = (nW-nInnerMargin)+'px';
			iInner.style.height = (nH-nInnerMargin)+'px';	
			}

		} else {														// = FireFox
		iWindowB.style.width = (nW) + 'px';
		iWindowB.style.height = (nH) + 'px';
		iWindowT.style.width = (nW) + 'px';
		iWindowS.style.width = (nW+2) + 'px';	
		iWindow.style.width = (nW+6)+'px';
		iWindow.style.height = (nH+38)+'px';
		if (iInner!=null)
			{
			if (nInnerMargin==null) nInnerMargin=0;
			iInner.style.width = (nW-nInnerMargin)+'px';
			iInner.style.height = (nH-nInnerMargin)+'px';	
			}
		}

		

		
	}
// WindowInit
// convert an <a href="xx""></> into an popup
function WindowInit()
	{
	if (!document.getElementsByTagName){ return; }
	var iAnchors = document.getElementsByTagName("a");

	// loop through all anchor tags
	for (var i=0; i<iAnchors.length; i++)
		{
		var iAnchor = iAnchors[i];
		if (iAnchor.getAttribute("href") && (iAnchor.getAttribute("popup") == "true"))
			{
			var sHref = iAnchor.href.toLowerCase();
			if ( (sHref.indexOf('.jpg')>0) | (sHref.indexOf('.gif')>0) | (sHref.indexOf('.png')>0) )
				iAnchor.onclick = function() { WindowAddImg(this, null, null, null, true); return false};
			if (sHref.indexOf('.swf')>0)
				iAnchor.onclick = function() { WindowAddFlash(this, null, null, null, true); return false};
			if ( (sHref.indexOf('.htm')>0) | (sHref.indexOf('.html')>0) )
				iAnchor.onclick = function() { WindowAddHTML(this, 500, 500, 'white', true); return false};
				
			}
		}	
	}