Datatid 1998 #7 & #8/Datatid-1998-07&08.iso/internet/thing/ThingViewer_Install_Microsoft.exe/ThingViewer10.ocx/RCDATA/608

Text File | 1998-04-07 | 4.6 KB | 205 lines

<!-- BEGIN JAVASCRIPT BROWSER DETECT PROCEDURES -->
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<script language="JavaScript">
<!-- begin hiding

//** determines whether browser is netscape
function IsNetscape()
{
    return (navigator.appName.indexOf("Netscape") >= 0) ? true : false;
}

//** determines whether browser is msie
//** msie 3.02 under NT has blank navigator.appName
function IsMSIE()
{
    if (!navigator.appName)
        return true;
    return (navigator.appName.indexOf("Microsoft") >= 0) ? true : false;
}

//** determines whether this is a TM friendly browser
function IsCompatBrowser()
{
    return (IsNetscape() || IsMSIE()) ? true : false;
}

//** determines whether this is a compatible version of the browser
//** msie 3.02 under NT has blank navigator.appVersion
function IsCompatVersion()
{
    var bRet;

    if (IsNetscape())
    {
        major_ver = navigator.appVersion.substring(0,1)
        bRet = (major_ver >= 3) ? true : false;
    }
    else if (IsMSIE())
    {
        if (!navigator.appVersion)
            return true;
        major_ver = navigator.appVersion.substring(0,1)
        bRet = (major_ver >= 2) ? true : false;
    }
    else
    {
        bRet = false;
    }

    return bRet;
}

//** determines whether this is a compatible OS
//** msie 3.02 under NT has blank navigator.appVersion
function IsCompatOS()
{
    var bRet;

    if (IsNetscape())
    {
        bRet = (navigator.appVersion.indexOf("WinNT") >= 0 || navigator.appVersion.indexOf("Win95") >= 0) ? true : false;
    }
    else if (IsMSIE())
    {
        if (!navigator.appVersion)
            return true;
        bRet = (navigator.appVersion.indexOf("Windows NT") >= 0 || navigator.appVersion.indexOf("Windows 95") >= 0 || navigator.appVersion.indexOf("Windows 98") >=0) ? true : false;

    }
    else
    {
        bRet = false;
    }
    return bRet;
}

//**  determines whether the current run-time environment is TM friendly
function IsTMAble()
{
    // check for write browser, version, platform
    return (IsCompatBrowser() && IsCompatVersion() && IsCompatOS()) ? true : false;
}

//** determines whether the browser prefers plug-ins
function UsePI()
{
    var ret;

    if (IsNetscape())
    {
        // is this a plug-in capable version?
        major_ver = navigator.appVersion.substring(0,1)
        if (major_ver >= 3)
        {
            ret = true
        }
        else
        {
            ret = false
        }
    }
    else
    {
        ret = false;
    }
    return ret;
}

//** determines whether the TM plug-in is installed
function FindPI()
{
    var ret;

    if (IsNetscape())
    {
        major_ver = navigator.appVersion.substring(0,1)
        if (major_ver > 2)
        {
            ret = (navigator.plugins["Parable ThingViewer"]) ? true : false;
        }
        else
        {
            ret = -1
        }
    }
    else
    {
        ret = false;
    }
    return ret;
}

//** determines whether the browser prefers ActiveX
function UseX()
{
    var ret;

    if (IsMSIE())
    {
        ret = true;
    }
    else
    {
        ret = false;
    }
    return ret;
}

//** use this function to output a Thing into a document
function WriteTM(vURL,vImgSrc,vThingName,vSceneFile,vWidth,vHeight,vBgColor)
{
    // verify that this is a ThingMaker able platform
    if (!IsTMAble())
    {
        // this platform is not supported by TM
        if (vURL.length > 0)
        {
            document.writeln('<A HREF="' + vURL + '">')
            document.writeln('<img src="' + vImgSrc + '" Alt="This is a still image of a Parable Thing">')
            document.writeln('</A>')
        }
        else
        {
            document.writeln('<img src="' + vImgSrc + '" Alt="This is a still image of a Parable Thing">')
        }
    }
    else
    {
        // this platform is supported by TM
        if (UsePI())
        {
            // this is a plug-in preferred platform
            document.writeln('<EMBED type= application/x-Parable-Thing');
            document.writeln('SceneFile="' + vSceneFile + '"');
            document.writeln('width=' + vWidth + ' height=' + vHeight + ' bgcolor=' + vBgColor);
            document.writeln('pluginspage="##PLUGINSPACE##"');
            document.writeln('name="' + vThingName + '">');

            if (FindPI() == false)
            {
                // if we are here, the TM PI is not installed
%%PAR_JS_NO_PI%%
            }
        }
        else if (UseX())
        {
            // this is an activex preferred platform
            document.writeln('<object id="' + vThingName + '"');
            document.writeln('name="' + vThingName + '"');
            document.writeln('classid="##CLASSID##"');
            document.writeln('codebase="##CODEBASE##"');
            document.writeln('width=' + vWidth + ' height=' + vHeight + '>');
            document.writeln('<param name="SceneFile" value="' + vSceneFile + '">');
            document.writeln('<param name="bgcolor" value="' + vBgColor + '">');
            document.writeln('</object>');
        }
    }
}
// end hiding -->
</script>
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