//v1.7
// Flash Player Version Detection
// Detect Client Browser type
// Copyright 2005-2007 Adobe Systems Incorporated.  All rights reserved.
var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;

function ControlVersion()
{
	var version;
	var axo;
	var e;

	// NOTE : new ActiveXObject(strFoo) throws an exception if strFoo isn't in the registry

	try {
		// version will be set for 7.X or greater players
		axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
		version = axo.GetVariable("$version");
	} catch (e) {
	}

	if (!version)
	{
		try {
			// version will be set for 6.X players only
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
			
			// installed player is some revision of 6.0
			// GetVariable("$version") crashes for versions 6.0.22 through 6.0.29,
			// so we have to be careful. 
			
			// default to the first public version
			version = "WIN 6,0,21,0";

			// throws if AllowScripAccess does not exist (introduced in 6.0r47)		
			axo.AllowScriptAccess = "always";

			// safe to call for 6.0r47 or greater
			version = axo.GetVariable("$version");

		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 4.X or 5.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = axo.GetVariable("$version");
		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 3.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = "WIN 3,0,18,0";
		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 2.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
			version = "WIN 2,0,0,11";
		} catch (e) {
			version = -1;
		}
	}
	
	return version;
}

// JavaScript helper required to detect Flash Player PlugIn version information
function GetSwfVer(){
	// NS/Opera version >= 3 check for Flash plugin in plugin array
	var flashVer = -1;
	
	if (navigator.plugins != null && navigator.plugins.length > 0) {
		if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
			var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
			var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
			var descArray = flashDescription.split(" ");
			var tempArrayMajor = descArray[2].split(".");			
			var versionMajor = tempArrayMajor[0];
			var versionMinor = tempArrayMajor[1];
			var versionRevision = descArray[3];
			if (versionRevision == "") {
				versionRevision = descArray[4];
			}
			if (versionRevision[0] == "d") {
				versionRevision = versionRevision.substring(1);
			} else if (versionRevision[0] == "r") {
				versionRevision = versionRevision.substring(1);
				if (versionRevision.indexOf("d") > 0) {
					versionRevision = versionRevision.substring(0, versionRevision.indexOf("d"));
				}
			}
			var flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
		}
	}
	// MSN/WebTV 2.6 supports Flash 4
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
	// WebTV 2.5 supports Flash 3
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
	// older WebTV supports Flash 2
	else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
	else if ( isIE && isWin && !isOpera ) {
		flashVer = ControlVersion();
	}	
	return flashVer;
}

// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
{
	versionStr = GetSwfVer();
	if (versionStr == -1 ) {
		return false;
	} else if (versionStr != 0) {
		if(isIE && isWin && !isOpera) {
			// Given "WIN 2,0,0,11"
			tempArray         = versionStr.split(" "); 	// ["WIN", "2,0,0,11"]
			tempString        = tempArray[1];			// "2,0,0,11"
			versionArray      = tempString.split(",");	// ['2', '0', '0', '11']
		} else {
			versionArray      = versionStr.split(".");
		}
		var versionMajor      = versionArray[0];
		var versionMinor      = versionArray[1];
		var versionRevision   = versionArray[2];

        	// is the major.revision >= requested major.revision AND the minor version >= requested minor
		if (versionMajor > parseFloat(reqMajorVer)) {
			return true;
		} else if (versionMajor == parseFloat(reqMajorVer)) {
			if (versionMinor > parseFloat(reqMinorVer))
				return true;
			else if (versionMinor == parseFloat(reqMinorVer)) {
				if (versionRevision >= parseFloat(reqRevision))
					return true;
			}
		}
		return false;
	}
}

function AC_AddExtension(src, ext)
{
  if (src.indexOf('?') != -1)
    return src.replace(/\?/, ext+'?'); 
  else
    return src + ext;
}

function AC_Generateobj(objAttrs, params, embedAttrs) 
{ 
  var str = '';
  if (isIE && isWin && !isOpera)
  {
    str += '<object ';
    for (var i in objAttrs)
    {
      str += i + '="' + objAttrs[i] + '" ';
    }
    str += '>';
    for (var i in params)
    {
      str += '<param name="' + i + '" value="' + params[i] + '" /> ';
    }
    str += '</object>';
  }
  else
  {
    str += '<embed ';
    for (var i in embedAttrs)
    {
      str += i + '="' + embedAttrs[i] + '" ';
    }
    str += '> </embed>';
  }

  document.write(str);
}

function AC_FL_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".swf", "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
     , "application/x-shockwave-flash"
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_SW_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".dcr", "src", "clsid:166B1BCA-3F9C-11CF-8075-444553540000"
     , null
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_GetArgs(args, ext, srcParamName, classid, mimeType){
  var ret = new Object();
  ret.embedAttrs = new Object();
  ret.params = new Object();
  ret.objAttrs = new Object();
  for (var i=0; i < args.length; i=i+2){
    var currArg = args[i].toLowerCase();    

    switch (currArg){	
      case "classid":
        break;
      case "pluginspage":
        ret.embedAttrs[args[i]] = args[i+1];
        break;
      case "src":
      case "movie":	
        args[i+1] = AC_AddExtension(args[i+1], ext);
        ret.embedAttrs["src"] = args[i+1];
        ret.params[srcParamName] = args[i+1];
        break;
      case "onafterupdate":
      case "onbeforeupdate":
      case "onblur":
      case "oncellchange":
      case "onclick":
      case "ondblclick":
      case "ondrag":
      case "ondragend":
      case "ondragenter":
      case "ondragleave":
      case "ondragover":
      case "ondrop":
      case "onfinish":
      case "onfocus":
      case "onhelp":
      case "onmousedown":
      case "onmouseup":
      case "onmouseover":
      case "onmousemove":
      case "onmouseout":
      case "onkeypress":
      case "onkeydown":
      case "onkeyup":
      case "onload":
      case "onlosecapture":
      case "onpropertychange":
      case "onreadystatechange":
      case "onrowsdelete":
      case "onrowenter":
      case "onrowexit":
      case "onrowsinserted":
      case "onstart":
      case "onscroll":
      case "onbeforeeditfocus":
      case "onactivate":
      case "onbeforedeactivate":
      case "ondeactivate":
      case "type":
      case "codebase":
      case "id":
        ret.objAttrs[args[i]] = args[i+1];
        break;
      case "width":
      case "height":
      case "align":
      case "vspace": 
      case "hspace":
      case "class":
      case "title":
      case "accesskey":
      case "name":
      case "tabindex":
        ret.embedAttrs[args[i]] = ret.objAttrs[args[i]] = args[i+1];
        break;
      default:
        ret.embedAttrs[args[i]] = ret.params[args[i]] = args[i+1];
    }
  }
  ret.objAttrs["classid"] = classid;
  if (mimeType) ret.embedAttrs["type"] = mimeType;
  return ret;
}
function navRollover(id, parent, level) {
	if (level == 1) {
		if (document.getElementById('subNav'+id)) {
			document.getElementById('subNav'+id).style.display='block';
		} 
	}
	if (level == 2) {
		if (document.getElementById('subSubNav'+id)) {
			document.getElementById('subNav'+parent).style.display='block';
			document.getElementById('subSubNav'+id).style.display='block';
		} 
	}
}
function navRollout(id, parent, level) {
	if (level == 1) {
		if (document.getElementById('subNav'+id)) {
			document.getElementById('subNav'+id).style.display='none';
		} 
	}
	if (level == 2) {
		if (document.getElementById('subSubNav'+id)) {
			document.getElementById('subNav'+parent).style.display='none';
			document.getElementById('subSubNav'+id).style.display='none';
		} 
	}
}

function dropAdmin() {
	document.getElementById('admin_area').style.top = '0px';
}
function raiseAdmin() {
	document.getElementById('admin_area').style.top = '-47px';
}


function navReOrder(layer, dir, id, parent, order){
	var ajaxRequest;  // The variable that makes Ajax possible!
	
	try{
		// Opera 8.0+, Firefox, Safari
		ajaxRequest = new XMLHttpRequest();
	} catch (e){
		// Internet Explorer Browsers
		try{
			ajaxRequest = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try{
				ajaxRequest = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e){
				// Something went wrong
				alert("Your browser broke!");
				return false;
			}
		}
	}
	// Create a function that will receive data sent from the server
	ajaxRequest.onreadystatechange = function(){
		if(ajaxRequest.readyState >= 4){
			var ajaxDisplay = document.getElementById('nav_edit_div');
			ajaxDisplay.innerHTML = ajaxRequest.responseText;
		}  else {
			var ajaxDisplay = document.getElementById('nav_edit_div');
			ajaxDisplay.innerHTML = "<p>loading...</p>";
		}
	}
	var day = id;
	var queryString = "?layer=" + layer + "&dir=" + dir + "&id=" + id + "&parent=" + parent + "&order=" + order;
	ajaxRequest.open("GET", "http://www.markjamesnet.co.uk/cms_v2/lib/functions/admin/order_nav_ajax.php" + queryString, true);
	ajaxRequest.send(null); 
}// ########## FORM CONFIRMATION ##### //
function confirmSubmit()
{
	var agree=confirm("Are you sure you wish to continue?");
	if (agree)
		return true ;
	else
		return false ;
}
var contentHeight;
function checkScrollers(state) {
	document.getElementById('content_holder').style.overflow = "scroll";
	contentHeight = document.getElementById('content_holder').scrollHeight;
	document.getElementById('content_holder').style.overflow = "hidden";
	if (state != "wip") { document.getElementById('content').style.overflow = "hidden"; }
	if (contentHeight > 200) {
		document.getElementById('up_arrow').style.display = "inline";
		document.getElementById('down_arrow').style.display = "inline";
	}
}
var doScroll = false;
var direction = "down";
function scrollerStart(dir) {
	direction = dir;
	doScroll = true;
	scrollAction()
}
function scrollerStop() {
	doScroll = false;
}
function scrollAction() {
	var content = document.getElementById('content_holder');
	
	if (direction == "up") {
		if (parseInt(content.style.top) < 0) {
			content.style.top = (parseInt(content.style.top) + 10) + "px";
		}
	} else {
		if (parseInt(content.style.top) > -(contentHeight-300)) {
			content.style.top = (parseInt(content.style.top) - 10) + "px";
		}
	}
	if (doScroll == true) {
		setTimeout('scrollAction()', 10);
	}
}


function switchImage(url, cap) {
	document.getElementById('content_display').innerHTML = "<p><img src='http://www.alanthomasphotography.com/cms/images/"+url+"' width='400' /></p><p>"+ cap + "</p>";
}

function switchVideo(url) {	
	var video_output = "\n<object classid=\"clsid:d27cdb6e-ae6d-11cf-96b8-444553540000\" codebase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0\" width=\"450\" height=\"253\" id=\"video_player\" align=\"left\">";
	video_output += "<param name=\"allowScriptAccess\" value=\"sameDomain\" />";
	video_output += "<param name=\"allowFullScreen\" value=\"false\" />";
	video_output += "<param name=\"movie\" value=\"http://www.alanthomasphotography.com/cms/flash/video_player.swf\" />";
	video_output += "<param name=\"quality\" value=\"high\" /><param name=\"bgcolor\" value=\"#ffffff\" />";
	video_output += "<param name=\"flashvars\" value=\"flv=http://www.alanthomasphotography.com/cms/video/" + url + "\" />";
	video_output += "<embed src=\"http://www.alanthomasphotography.com/cms/flash/video_player.swf\" quality=\"high\" bgcolor=\"#ffffff\" width=\"450\" height=\"253\" flashvars=\"flv=http://www.alanthomasphotography.com/cms/video/" + url + "\" name=\"video_player\" align=\"left\" allowScriptAccess=\"sameDomain\" allowFullScreen=\"false\" type=\"application/x-shockwave-flash\" pluginspage=\"http://www.macromedia.com/go/getflashplayer\" />";
	video_output += "</object>";
	
	document.getElementById('content_holder').innerHTML = video_output + "<p><a href=\"http://www.alanthomasphotography.com/video\"><img src=\"http://www.alanthomasphotography.com/cms/images/main/arw_left.png\" style=\"margin-top:10px;\" /></a></p>";
	document.getElementById('scroller').innerHTML = "";
}

// ########### NAV MOUSE OVER ####### //

function switchNav(id, action) {
	if (action == "over") {
		document.getElementById(id+"_nav").src = "http://www.alanthomasphotography.com/cms/images/v2/" + id + "2.png";
	} else {
		document.getElementById(id+"_nav").src = "http://www.alanthomasphotography.com/cms/images/v2/" + id + "1.png";
	}		
}

function nav(id) {
	if (document.getElementById(id)) {
		var object = document.getElementById(id).style.display;
		if (object == "block") {
			document.getElementById(id).style.display = "none";
		} else {
			document.getElementById(id).style.display = "block";
		}
	}
}

// ########## SLIDE DRAW FUNC #### //

function operateDraw(id, target) {

	elemId = id;
	ele = document.getElementById(id);
	elemHeight = ele.style.height.replace("px", "");

	if (elemHeight > 0) {
		closeDraw(elemId, 0, elemHeight);
	} else {
		openDraw(elemId, target, 0);
	}
}

function closeDraw(id, target, current) {
	elemId = id; 
	targetHeight = target; 
	if (current <= 40) {
		currentHeight = (current-2);
	} else if (current <= 20) {
		currentHeight = (current-1);
	} else {
		currentHeight = (current-10);
	}
	
	if(current > target) {
		element = document.getElementById(id);
		elemHeight = element.style.height.replace("px", "");
		document.getElementById(id).style.height = currentHeight+"px";
		document.getElementById('piano_tab').style.top = (currentHeight-2)+"px";
		
		setTimeout("closeDraw(elemId, targetHeight, currentHeight)", 20);
	}
}

function openDraw(id, target, current) {

	elemId = id; 
	targetHeight = target; 
	if (current >= (target-40)) {
		currentHeight = (current+2);
	} else if (current >= (target-20)) {
		currentHeight = (current+1);
	} else {
		currentHeight = (current+10);
	}

	if(current < target) {
		element = document.getElementById(id);
		elemHeight = element.style.height.replace("px", "");
		document.getElementById(id).style.height = currentHeight+"px";
		document.getElementById('piano_tab').style.top = (currentHeight-2)+"px";
		
		setTimeout("openDraw(elemId, targetHeight, currentHeight)", 20);
	}
}

// ############ EXTERNAL LINKS ###### //
function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}

// ############ ACCORDION ############ //
var elementCount = 1;
var frameRate = 5;
var animationSpeed = 10;
var heights = new Array();
heights[99] = 80;

function runAccordion(id) {
	idNo = id.substring(6);
	element = document.getElementById("content"+idNo);
	elemHeight = element.style.height.replace("px", "");
	curElemNo = 0;
	curElement = "";
	if (idNo != 100) {
	
	for(i=1;i<elementCount;i++) {
		curElement = document.getElementById("content"+i);
		curElemHeight = curElement.style.height.replace("px", "");
		
		if (curElemHeight > 0 && i != idNo) {
				curElemNo= i;
		}
	}
	}

	if (elemHeight == 0 || elemHeight == null) {
		document.getElementById("content"+idNo).style.height = "0px";
		reelDown(idNo, heights[idNo-1], 0, curElemNo);
		
	} else {
		document.getElementById("content"+idNo).style.height = heights[idNo-1]+"px";
		reelUp(idNo, 0, heights[idNo-1]);
	}
	
}
function reelUp(id, target, current) {

	elemId = id; targetHeight = target; currentHeight = (current-animationSpeed);
	if(current > target) {
		element = document.getElementById("content"+elemId);
		elemHeight = element.style.height.replace("px", "");
		elemPos = element.style.top.replace("px", "");
		elemPos = elemPos.replace("-", "");
		document.getElementById("content"+elemId).style.height = currentHeight+"px";
		if (elemId == 100) {
			document.getElementById("content"+elemId).style.top = -(parseInt(elemPos)-animationSpeed)+"px";
			document.getElementById("container").style.top = -(parseInt(elemPos)-animationSpeed)+"px";
		}
		setTimeout("reelUp(elemId, targetHeight, currentHeight)", frameRate);
	}
}

function reelDown(id, target, current, element) {
	
	elemId = id; targetHeight = target; currentHeight = (current+animationSpeed);
	curElement = element;
	if(current < target) {
		element = document.getElementById("content"+elemId);
		elemPos = element.style.top.replace("px", "");
		if (curElement != 0 && curElement != null) {
			
			element2 = document.getElementById("content"+curElement);
			elemHeight2 = element2.style.height.replace("px", "");
			closeSpeed = heights[parseInt(curElement)-1] / animationSpeed;
			document.getElementById("content"+curElement).style.height = (elemHeight2-closeSpeed)+"px";
		}
		document.getElementById("content"+elemId).style.height = currentHeight+"px";
		if (elemId == 100) {
			document.getElementById("content"+elemId).style.top = (elemPos-animationSpeed)+"px";
			document.getElementById("container").style.top = (parseInt(elemPos)-animationSpeed)+"px";
		}
		setTimeout("reelDown(elemId, targetHeight, currentHeight, curElement)", frameRate);
	}
}

function closeAdmin() {
	document.getElementById('admin_function_area').style.display="none";
}

// ############ RESULTS PAGES ####### //

function next(id) {
	document.getElementById('results'+(id-1)).style.display = 'none';
	document.getElementById('results'+id).style.display = 'inline';
}
function prev(id) {
	document.getElementById('results'+(id+1)).style.display = 'none';
	document.getElementById('results'+id).style.display = 'inline';
}

// ############ PAGE SET UP ######### //
function pageSetup() {
if( typeof( window.innerWidth ) == 'number' ) {
		//Non-IE
		myWidth = window.innerWidth;
		myHeight = window.innerHeight;
	} else if(document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight)) {
		//IE 6+ in 'standards compliant mode'
		myWidth = document.documentElement.clientWidth;
		myHeight = document.documentElement.clientHeight;
	} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
		//IE 4 compatible
		myWidth = document.body.clientWidth;
		myHeight = document.body.clientHeight;
	}
	if (myHeight > document.getElementById('wrapper').style.minHeight) {
		document.getElementById('wrapper').style.height = (myHeight + 20) + "px";
	}
}