// JavaScript Code for Nykris-designed Websites
// (c) 2003 Nykris Digital Design Ltd.
// Engineer: Graham Bartram

// Global Settings

var gUseQuickTime = true; // If this is true the code will replace Flash elements with .movs if Flash isn't available and QuickTime is.



// Browser ID Utilities

var gAgent = window.navigator.userAgent;
var gAgentVers = parseInt(gAgent.charAt(gAgent.indexOf("/")+1),10);

function is_explorer()
{
	return gAgent.indexOf("MSIE") > 0;
}
	
function is_macexplorer()
{
	if (gAgent.indexOf("Mac") <= 0)
		return false;
	else
		return gAgent.indexOf("MSIE") > 0;
}
	
function is_macnetscape()
{
	if (gAgent.indexOf("Mac") <= 0)
		return false;
	else
		return !(gAgent.indexOf("MSIE") > 0);
}
	
function is_macie4()
{
	if ((gAgent.indexOf("Mac") > 0) && (gAgent.indexOf("MSIE") > 0) && (gAgentVers < 5))
		return true;
	else
		return false;
}

function is_pcnetscape()
{
	if (gAgent.indexOf("Mac") > 0)
		return false;
	else
		return !(gAgent.indexOf("MSIE") > 0);
}
	
function is_aol()
{
	return gAgent.indexOf("AOL") > 0;
}


function choose_stylesheet(name)
{
	if (is_macexplorer())
		name = name + "_macie";
	else if (is_macnetscape())
		name = name + "_macnet";
	else if (is_explorer())
		name = name + "_ie";
	else
		name = name + "_net";
		
	document.write('<link rel="stylesheet" href="' + name + '.css" type="text/css">');
}



// Rollover Utilities


var gRollovers = new Object();
var gStaticMenu = new Object();
var gRolloversPath = "*";

	
	
// Recursively look for an element, including searching the layers in Netscape. Doesn't support frames.

function find_element(name,layer)
{
  var element=null,i;
  if (!layer)
    {
    layer=document;
    }
  if (!(element=layer[name]) && layer.all)
    {
    element=layer.all[name];
    }
  for (i=0; !element && i<layer.forms.length; i++)
    {
    element=layer.forms[i][name];
    } 
  for (i=0; !element && layer.layers && i<layer.layers.length; i++)
    {
    element=find_element(name,layer.layers[i].document);
    }
  if (!element && document.getElementById)
    {
    element=document.getElementById(name);
    }
  if (!element && document.layers)
  	{
  	//alert("trying layers for "+name+":"+document.layers[name]);
  	element=document.layers[name];
  	}
  //if (!element) alert("Could not find " + name);
  return element;
}



// This function locates a graphic element whose name parameter is set to "rollover_marker" and sets the
// path for rollovers to the path of that graphic element.

function set_rollovers_path()
{
	gRolloversPath = '';
	if (document.images)
	{
		var img = (!is_explorer()) ? find_element('rollover_marker',0) : document['rollover_marker'];
		if (img)
		{
			var src = img.src
			var lastOffset = src.lastIndexOf('/');
			if (lastOffset != -1)
			{
				gRolloversPath = src.substr(0,lastOffset+1);
			}
		}
	}
}


// Loads the normal and overlay versions of the button, but will not try to do so for the
// "rollover_marker" image or any image whose name begins with an underscore.

function load_rollover(button)
{
	//alert("Loading rollover images for " + gRolloversPath + button);
	if (document.images && button.charAt(0) != '_' && button.substr(0,15) != 'rollover_marker')
	{
		gRollovers[button] = new Object();
		gRollovers[button][0] = new Image();
		gRollovers[button][0].src = gRolloversPath + button + '_norm.gif';
		gRollovers[button][1] = new Image();
		gRollovers[button][1].src = gRolloversPath + button + '_over.gif';
	}
}


// Loops through all the named images in the page and attempts to load the rollover images for them

function load_all_rollovers()
{
	set_rollovers_path();
	if (document.images && gRolloversPath != '*')
		{
		var numImages = document.images.length;
		if (numImages > 0)
		{
			for (var i=0;i<numImages;i++)
			{
				if (document.images[i])
				{
					if (document.images[i].name) load_rollover(document.images[i].name);
				}
			}
		}
		
 		gStaticMenu['quizradio_off'] = new Image();
 		gStaticMenu['quizradio_off'].src = gRolloversPath + 'quizradio_off.gif';
 		gStaticMenu['quizradio_on'] = new Image();
 		gStaticMenu['quizradio_on'].src = gRolloversPath + 'quizradio_on.gif';
/* 		gStaticMenu['uparrow_on'] = new Image(); */
/* 		gStaticMenu['uparrow_on'].src = gRolloversPath + 'uparrow_on.gif'; */
/* 		gStaticMenu['transparent'] = new Image(); */
/* 		gStaticMenu['transparent'].src = gRolloversPath + 'transparent.gif'; */
/* 		gStaticMenu['anchor'] = new Image(); */
/* 		gStaticMenu['anchor'].src = gRolloversPath + 'anchor.gif'; */
/* 		gStaticMenu['anchor_on'] = new Image(); */
/* 		gStaticMenu['anchor_on'].src = gRolloversPath + 'anchor_on.gif'; */
		}
}



function rollover(button,state)
{
	if (document.images && gRolloversPath != '*')
	{
		if (gRollovers[button])
		{
			var img = (!is_explorer()) ? find_element(button,0) : document[button];
			if (img) img.src = gRollovers[button][state].src;
			return true;
		}
	}
	return false;
}



function rollover_image(button,imageName)
{
	//alert("1 " + button + "," + imageName);
	if (document.images && gRolloversPath != '*')
	{
		//alert("2 " + button + "," + imageName);
		var img = (!is_explorer()) ? find_element(button,0) : document[button];
		if (img)
		{
			if (gStaticMenu[imageName])
			{
				img.src = gStaticMenu[imageName].src;
			}
			else
			{
				//alert("3 " + button + "," + img + "," + gRolloversPath + imageName + '.gif');
				img.src = gRolloversPath + imageName + '.gif';
			}
			return true;
		}
	}
	return false;
}



// Miscellaneous Javascript Utilities

var gPopup = "none";




// Open a window in either the topleft or topright screen corner

function openWin(url,name,w,h,loc)
{
	var secs = new Date();

	closeWin();

	if (loc == 'topright')
	{
		gPopup=window.open(url,'popup'+secs.getTime(),'left='+(screen.width.valueOf()-(w+100))+',top=100,width='+w+',height='+h+',toolbar=no,location=no,status=no,scrollbars=yes,resizable=yes')
	}
	else if (loc == 'topleft')
	{
		gPopup=window.open(url,'popup'+secs.getTime(),'left=100,top=100,width='+w+',height='+h+',toolbar=no,location=no,status=no,scrollbars=yes,resizable=yes')
	}
}



// Open a window in either the topleft or topright screen corner

function openFixedWin(url,name,w,h,loc)
{
	var secs = new Date();

	closeWin();

	if (loc == 'topright')
	{
		gPopup=window.open(url,'popup'+secs.getTime(),'left='+(screen.width.valueOf()-(w+100))+',top=100,width='+w+',height='+h+',toolbar=no,location=no,status=no,scrollbars=no,resizable=no')
	}
	else if (loc == 'topleft')
	{
		gPopup=window.open(url,'popup'+secs.getTime(),'left=100,top=100,width='+w+',height='+h+',toolbar=no,location=no,status=no,scrollbars=no,resizable=no')
	}
}

// jump menu script


function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function MM_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.getElementById(n); return x;
}

function MM_jumpMenuGo(selName,targ,restore){ //v3.0
  var selObj = MM_findObj(selName); if (selObj) MM_jumpMenu(targ,selObj,restore);
}

// Text only

function execLink () {
   var cURL = "http://www.oxfam.org.uk/cgi-bin/parser.pl/" + location.host + location.pathname;
   window.location = cURL;
   return;
}


// Open a popup window

choose_stylesheet("/stylesheets/css_whatwedo")

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


// Close the popup window if it is open

function closeWin()
{	
	if (gPopup)
	{
		if (!is_macie4())
			{
				if (typeof(gPopup) == "object")
				{
					if (gPopup.closed == false)
					{
						gPopup.close();
					}
					gPopup="none";
				}
			}
		else
			{
				if (typeof(gPopup) == "object")
				{
					gPopup="none";
				}
			}
	}
}


// This function is for emailing a friend 
function mailafriend(x) {
	href="/emailafriend/mailafriend.php";
	href+="?"+"title="+escape(document.title)+"&url="+window.location;
	window.open(href,'mailfriend','scrollbars=yes,menubar=no,resizable=no,width=550,height=500');		
	return false;
}
function mailafriend_imin(x) {

	href="/mailafriend_imin/mailafriend.php";

	href+="?"+"title="+escape(document.title)+"&url="+window.location;

	window.open(href,'mailfriend','scrollbars=yes,menubar=no,resizable=no,width=500,height=400');		
	return false;

}

function mailafriend_imin_full(x) {

	href="http://www.oxfam.org.uk/mailafriend_imin/mailafriend_full.php";

	href+="?"+"title="+escape(document.title)+"&url="+window.location;

	window.location.href=href;

}
// **** THIS BIT IS THE FLASH DETECTION SCRIPT - (goes on for ages but the end is marked up) **** //

<!--
// moock fpi [f.lash p.layer i.nspector]
// version: 1.3.7
// written by colin moock
// code maintained at: http://www.moock.org/webdesign/flash/detection/moockfpi/
// terms of use posted at: http://www.moock.org/terms/



// =============================================================================
// These are the user defined globals.
// Modify the following variables to customize the inspection behaviour.

var requiredVersion = 7;   // Version the user needs to view site (max 9, min 2)
var useRedirect = false;    // Flag indicating whether or not to load a separate
                           // page based on detection results. Set to true to
                           // load a separate page. Set to false to embed the
                           // movie or alternate html directly into this page.
                           
// Only set next three vars if useRedirect is true...
var flashPage   = "movie.html"    // The location of the flash movie page
var noFlashPage = "noflash.html"  // Page displayed if the user doesn't have the
                                  // plugin or we can't detect it.
var upgradePage = "upgrade.html"  // Page displayed if we detect an old plugin
// =============================================================================


// *************
// Everything below this point is internal until after the BODY tag.
// Do not modify! Proceed to the BODY tag for further instructions.
// *************

// System globals
var flash2Installed = false;    // boolean. true if flash 2 is installed
var flash3Installed = false;    // boolean. true if flash 3 is installed
var flash4Installed = false;    // boolean. true if flash 4 is installed
var flash5Installed = false;    // boolean. true if flash 5 is installed
var flash6Installed = false;    // boolean. true if flash 6 is installed
var flash7Installed = false;    // boolean. true if flash 7 is installed
var flash8Installed = false;    // boolean. true if flash 8 is installed
var flash9Installed = false;    // boolean. true if flash 9 is installed
var maxVersion = 9;             // highest version we can actually detect
var actualVersion = 0;          // version the user really has
var hasRightVersion = false;    // boolean. true if it's safe to embed the flash movie in the page
var jsVersion = 1.0;            // the version of javascript supported

// Check the browser...we're looking for ie/win
var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;    // true if we're on ie
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false; // true if we're on windows


// This is a js1.1 code block, so make note that js1.1 is supported.
jsVersion = 1.1;

// Write vbscript detection on ie win. IE on Windows doesn't support regular
// JavaScript plugins array detection.
if(isIE && isWin){
  document.write('<SCR' + 'IPT LANGUAGE=VBScript\> \n');
  document.write('on error resume next \n');
  document.write('flash2Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.2"))) \n');
  document.write('flash3Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.3"))) \n');
  document.write('flash4Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.4"))) \n');
  document.write('flash5Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.5"))) \n');  
  document.write('flash6Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.6"))) \n');  
  document.write('flash7Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.7"))) \n');
  document.write('flash8Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.8"))) \n');
  document.write('flash9Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.9"))) \n');
  document.write('<\/SCR' + 'IPT\> \n'); // break up end tag so it doesn't end our script
}

// Next comes the standard javascript detection that uses the 
// navigator.plugins array. We pack the detector into a function so that 
// it preloads before being run.

function detectFlash() {  
  // If navigator.plugins exists...
  if (navigator.plugins) {
    // ...then check for flash 2 or flash 3+.
    if (navigator.plugins["Shockwave Flash 2.0"]
        || navigator.plugins["Shockwave Flash"]) {

      // Some version of Flash was found. Time to figure out which.
      
      // Set convenient references to flash 2 and the plugin description.
      var isVersion2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
      var flashDescription = navigator.plugins["Shockwave Flash" + isVersion2].description;

      // DEBUGGING: uncomment next line to see the actual description.
      // alert("Flash plugin description: " + flashDescription);
      
      // A flash plugin-description looks like this: Shockwave Flash 4.0 r5
      // We can get the major version by grabbing the character before the period
      // note that we don't bother with minor version detection. 
      // Do that in your movie with $version or getVersion().
      var flashVersion = parseInt(flashDescription.substring(16));

      // We found the version, now set appropriate version flags. Make sure
      // to use >= on the highest version so we don't prevent future version
      // users from entering the site.
      flash2Installed = flashVersion == 2;    
      flash3Installed = flashVersion == 3;
      flash4Installed = flashVersion == 4;
      flash5Installed = flashVersion == 5;
      flash6Installed = flashVersion == 6;
      flash7Installed = flashVersion == 7;
      flash8Installed = flashVersion == 8;
      flash9Installed = flashVersion >= 9;
    }
  }
  
  // Loop through all versions we're checking, and
  // set actualVersion to highest detected version.
  for (var i = 2; i <= maxVersion; i++) {  
    if (eval("flash" + i + "Installed") == true) actualVersion = i;
  }
  
  // If we're on msntv (formerly webtv), the version supported is 4 (as of
  // January 1, 2004). Note that we don't bother sniffing varieties
  // of msntv. You could if you were sadistic...
  if(navigator.userAgent.indexOf("WebTV") != -1) actualVersion = 4;  
  
  // DEBUGGING: uncomment next line to display flash version
  // alert("version detected: " + actualVersion);


  // We're finished getting the version on all browsers that support detection.
  // Time to take the appropriate action.

  // If the user has a new enough version...
  if (actualVersion >= requiredVersion) {
    // ...then we'll redirect them to the flash page, unless we've
    // been told not to redirect.
    if (useRedirect) {
      // Need javascript1.1 to do location.replace
      if(jsVersion > 1.0) {
        // It's safe to use replace(). Good...we won't break the back button.
        window.location.replace(flashPage);  
      } else {
        // JavaScript version is too old, so use .location to load
        // the flash page.
        window.location = flashPage;
      }
    }

    // If we got here, we didn't redirect. So we make a note that we should
    // write out the object/embed tags later.
    hasRightVersion = true;                
  } else {  
    // The user doesn't have a new enough version.
    // If the redirection option is on, load the appropriate alternate page.
    if (useRedirect) {
      // Do the same .replace() call only if js1.1+ is available.
      if(jsVersion > 1.0) {
        window.location.replace((actualVersion >= 2) ? upgradePage : noFlashPage);
      } else {
        window.location = (actualVersion >= 2) ? upgradePage : noFlashPage;
      }
    }
  }
}

detectFlash();  // call our detector now that it's safely loaded. 
  
// -->

// ********************** END OF FLASH DETECTION SCRIPT *************** //