if (typeof HW == 'undefined') { HW = {} }

HW.Flash = function() {
    try {
        this.init();
        this.fla = {};
        this.fla.codebase = 'http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0';
        this.fla.quality = 'high';
        this.fla.pluginspage = 'http://www.macromedia.com/go/getflashplayer';
        this.fla.align = 'middle';
        this.fla.play = 'true';
        this.fla.loop = 'true';
        this.fla.scale = 'showall',
	this.fla.devicefont = 'false';
        this.fla.bgcolor = '#FFF';
        this.fla.menu = 'true';
        this.fla.allowFullScreen = 'true';
        this.fla.allowScriptAccess = 'sameDomain';
        this.fla.salign = '';
        this.fla.wmode = 'transparent';
        this.fla.flashvars = '';
        this.fla.src = null;
        this.fla.width = null;
        this.fla.height = null;
        this.fla.name = null;
        this.fla.id = null;
    } catch (e) {
        HW.error(e);
    }
}

HW.Flash.prototype = {
    isIE: null,
    isWin: null,
    isOpera: null,
    hasRequiredVersion: false,
    init: function() {
        this.isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
        this.isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
        this.isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;
    },
    ControlVersion: function() {
        var version;
        var axo;
        var e;
        try {
            axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
            version = axo.GetVariable("$version");
        }
        catch (e) {

        }

        if (!version) {
            try {
                axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
                version = "WIN 6,0,21,0";
                axo.AllowScriptAccess = "always";
                version = axo.GetVariable("$version");

            }
            catch (e) {

            }
        }
        if (!version) {
            try {
                axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
                version = axo.GetVariable("$version");
            }
            catch (e) {

            }
        }

        if (!version) {
            try {
                axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
                version = "WIN 3,0,18,0";
            }
            catch (e) {

            }
        }

        if (!version) {
            try {
                axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
                version = "WIN 2,0,0,11";
            }
            catch (e) {
                version = -1;
            }
        }
        return version;
    },
    GetSwfVer: function() {
        // 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 flashVer = versionMajor;
            }
        }
        // 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 (this.isIE && this.isWin && !this.isOpera) {
            flashVer = this.ControlVersion();
        }
        return flashVer;
    },
    DetectFlashVer: function(reqMajorVer, reqMinorVer, reqRevision) {
        versionStr = this.GetSwfVer();
        if (versionStr == -1) {
            return false;
        } else if (versionStr != 0) {
            if (this.isIE && this.isWin && !this.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];

            if (versionMajor >= parseFloat(reqMajorVer)) {
                return true;
            }
            return false;
        }
    },
    AC_Generateobj: function(objAttrs, params, embedAttrs, targetElement, tohide) {
        var str = '';
        if (this.isIE && this.isWin && !this.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>';
        }
        if (targetElement && this.hasRequiredVersion) {
            targetElement.innerHTML = str;
        }
    },
    AC_FL_RunContent: function(attrs, targetElement, tohide) {
        var ret = this.AC_GetArgs(attrs, "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000", "application/x-shockwave-flash");
        this.AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs, targetElement, tohide);
    },
    AC_GetArgs: function(args, 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":
                    for (var j = 0; j < args[i + 1].length; j = j + 2) {
                        if (args[i + 1][j] && this.DetectFlashVer(args[i + 1][j], 0, 0)) {
                            ret.embedAttrs["src"] = args[i + 1][j + 1];
                            ret.params[srcParamName] = args[i + 1][j + 1];
                            this.hasRequiredVersion = true;
                        }
                    }
                    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;
    },
    load: function(target) {
        if (this.width === null) { throw new Error('Flash movie width is not defined'); }
        if (this.height === null) { throw new Error('Flash movie height is not defined'); }
        if (this.src === null) { throw new Error('Flash movie source is not defined'); }
        if (!document.getElementById(target)) { throw new Error('Target element (id="' + target + '") is not defined or does not exist'); }
        var attrs = [];
        for (a in this.fla) {
            attrs.push(a);
            if (this[a]) {
                attrs.push(this[a]);
            }
            else {
                attrs.push(this.fla[a]);
            }
        }
        this.AC_FL_RunContent(attrs, document.getElementById(target));
    }
}