/**
* fixFlash is a method which searches for object elements that were present in the original markup.
* the parameters will be used to dynamically generate the object through the SWFObject. This is done
* to automatically activate Flash objects in Internet Explorer.
*
* @author Jorgen Horstink <mail@jorgenhorstink.nl>
* @author2 Bonno Nachtegaal <bonno@talmon.nl>
*
*/

var fixFlash = function(e) {
	fixFlashObject(e);
	fixFlashEmbed(e);
}
var fixFlashObject = function (e) {
    var objects = document.getElementsByTagName('object'), i = 0, j =0, div = null, flash_container_id = 'flash_container_', so = null, object = null, child = null;
    if (checkVersion()) {
        for (;i < objects.length; i++) {
            object = objects[i];
            div = document.createElement('div');
            div.id = flash_container_id + i;
            object.parentNode.insertBefore(div);
            for (; j < object.childNodes.length; j++) {
                child = object.childNodes[j];
                if (child && child.nodeName.toLowerCase() == 'param' && child.getAttribute('name').toLowerCase() == 'movie') {
                    if (navigator.plugins && navigator.mimeTypes && navigator.mimeTypes.length) { // netscape plugin architecture
                        if (object.getAttribute("doExpressInstall")) { object.addVariable("MMplayerType", "PlugIn"); }
                        swfNode = '<embed type="application/x-shockwave-flash" src="'+ object.getAttribute('movie') +'" width="'+ object.getAttribute('width') +'" height="'+ object.getAttribute('height') +'"';
                        swfNode += ' id="'+ object.getAttribute('id') +'" name="'+ object.getAttribute('id') +'" ';
                        swfNode += '/>';
                    } else { // PC IE
                        if (object.getAttribute("doExpressInstall")) { object.addVariable("MMplayerType", "ActiveX"); }
                        swfNode = '<object id="'+ object.getAttribute('id') +'" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="'+ object.getAttribute('width') +'" height="'+ object.getAttribute('height') +'">';
                        swfNode += '<param name="movie" value="'+ object.getAttribute('movie') +'" />';
                        if(object.getAttribute('wmode')!='' && object.getAttribute('wmode')) {
                            swfNode += '<param name="wmode" value="'+ object.getAttribute('wmode') +'" />';
                        }
                        if(object.getAttribute('bgcolor')!='') {
                            swfNode += '<param name="bgcolor" value="'+ object.getAttribute('bgcolor') +'" />';
                        }
                        swfNode += "</object>";
                    }
                    so = new SWFObject(child.getAttribute('value'), flash_container_id + i, object.getAttribute('width'), object.getAttribute('height'), "8");
                    if(object.getAttribute('wmode')!='') {
                        so.addParam('wmode', object.getAttribute('wmode'));
                    }
                    if(object.getAttribute('bgcolor')!='') {
                        so.addParam('bgcolor', object.getAttribute('bgcolor'));
                    }
                    so.write(div.id);
                    object.parentNode.removeChild(object);
                    //alert(swfNode);
                    //div.innerHTML = swfNode;
                    //object.parentNode.removeChild(object);
                    break;
                }
            }
        }
    }
}
var fixFlashEmbed = function (e) {
    var objects = document.getElementsByTagName('embed'), i = 0, j =0, div = null, flash_container_id = 'flash_container_', so = null, object = null;
    if (checkVersion()) {
        for (i = 0; i < objects.length; i++) {
            object = objects[i];
            div = document.createElement('div');
            div.id = flash_container_id + i;
            div.setAttribute("id", div.id);
            
            object.parentNode.insertBefore(div, object);
            if (object.parentNode.nodeName.toLowerCase() != 'p') {
                //if (object.getAttribute("doExpressInstall")) { object.addVariable("MMplayerType", "PlugIn"); }
                //swfNode = '<embed type="application/x-shockwave-flash" src="'+ object.getAttribute('src') +'" width="'+ object.getAttribute('width') +'" height="'+ object.getAttribute('height') +'"';
                //swfNode += ' id="'+ object.getAttribute('id') +'" name="'+ object.getAttribute('id') +'" ';
                //swfNode += '/>';
                so = new SWFObject(object.getAttribute('src'), flash_container_id + i, object.getAttribute('width'), object.getAttribute('height'), "8");
                so.write(flash_container_id + i);
                object.parentNode.removeChild(object);
            }
            //div.innerHTML = swfNode;
            //object.parentNode.removeChild(object);
            break;
        }
    }
}

function checkVersion() {
	var requiredMajorVersion = 8;
	// Minor version of Flash required
	var requiredMinorVersion = 0;
	// Minor version of Flash required
	var requiredRevision = 0;
	
	// Version check based upon the values entered above in "Globals"
	var hasReqestedVersion = DetectFlashVer(requiredMajorVersion, requiredMinorVersion, requiredRevision);
	// Check to see if the version meets the requirements for playback
	if (hasReqestedVersion) {
		return hasReqestedVersion;
	}
}

// Flash Player Version Detection - Rev 1.5
// Detect Client Browser type
// Copyright(c) 2005-2006 Adobe Macromedia Software, LLC. 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];
                if ( descArray[3] != "" ) {
                    tempArrayMinor = descArray[3].split("r");
                } else {
                    tempArrayMinor = descArray[4].split("r");
                }
                var versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
                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] + '" ';
            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>';
        }
        
        return (str);
    }
    
    function AC_FL_RunContent() {
        var ret = 
        AC_GetArgs
        (  arguments, ".swf", "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
            , "application/x-shockwave-flash"
            );
        return 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":
                ret.objAttrs[args[i]] = args[i+1];
                break;
            case "id":
            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;
    }
    
    // only bind to Internet Explorer, because it is an IE only bug...
    if (window.addEventListener) {
        //window.addEventListener('load', fixFlash, false);
    } else if (window.attachEvent) {
        window.attachEvent('onload', fixFlash);
    }