/*
Plugin Detector()

Source: Webmonkey Code Library
(http://www.hotwired.com/webmonkey/javascript/code_library/)

Author: Nadav Savio
Author Email: webmonkey@giantant.com

*/

// this is where we write out the VBScript for MSIE Windows
var WM_startTagFix = '</';
var msie_windows = 0;
if ((navigator.userAgent.indexOf('MSIE') != -1) && (navigator.userAgent.indexOf('Win') != -1)){
  msie_windows = 1;
  document.writeln('<script language="VBscript">');
  document.writeln('\'This will scan for plugins for all versions of Internet Explorer that have a VBscript engine version 2 or greater.');
  document.writeln('\'This includes all versions of IE4 and beyond and some versions of IE 3.');
  document.writeln('Dim WM_detect_through_vb');
  document.writeln('WM_detect_through_vb = 0');
  document.writeln('If ScriptEngineMajorVersion >= 2 then');
  document.writeln('  WM_detect_through_vb = 1');
  document.writeln('End If');
  document.writeln('Function WM_activeXDetect(activeXname)');
  document.writeln('  on error resume next');
  document.writeln('  If ScriptEngineMajorVersion >= 2 then');
  document.writeln('     WM_activeXDetect = False');
  document.writeln('     WM_activeXDetect = IsObject(CreateObject(activeXname))');
  document.writeln('     If (err) then');
  document.writeln('        WM_activeXDetect = False');
  document.writeln('     End If');
  document.writeln('   Else');
  document.writeln('     WM_activeXDetect = False');
  document.writeln('   End If');
  document.writeln('End Function');
  document.writeln(WM_startTagFix+'script>');
}

function WM_pluginDetect(plugindescription, pluginxtension, pluginmime, activeXname){

  //This script block will test all user agents that have a real plug-in array

  //(i.e. Netscape) and set the variables, otherwise it directs the routine

  // to WM_activeXDetect to detect the activeX control.

  

  // First define some variables
  var i,plugin_undetectable=0,detected=0, daPlugin=new Object();


  // Then we check to see if it's an MSIE browser that you can actually

  // check for the plugin in question. 

  if (msie_windows && WM_detect_through_vb){
      plugin_undetectable = 0;
  } else {
      plugin_undetectable = 1;
  }



  // If it has a real plugins or mimetypes array, we look there for the plugin first
  if(navigator.plugins) {
      numPlugins = navigator.plugins.length;
      if (numPlugins > 1) {
	  if (navigator.mimeTypes && navigator.mimeTypes[pluginmime] && navigator.mimeTypes[pluginmime].enabledPlugin && (navigator.mimeTypes[pluginmime].suffixes.indexOf(pluginxtension) != -1)) { // seems like we have it, let's just make sure and check the version (if specified)
	      if ((navigator.appName == 'Netscape') && (navigator.appVersion.indexOf('4.0') != -1)) { // stupid, stupid Netscape can't handle the references to navigator.plugins by number, sooo...
		  for(i in navigator.plugins) {
		      if ((navigator.plugins[i].description.indexOf(plugindescription) != -1) || (i.indexOf(plugindescription) != -1)) { // some versions of quicktime have no description. feh!
			  detected=1;
			  break;
		      }
		  }
	      } else {
		  for (i = 0; i < numPlugins; i++) {
		      daPlugin = navigator.plugins[i];
		      if ((daPlugin.description.indexOf(plugindescription) != -1) || (daPlugin.name.indexOf(plugindescription) != -1)) {
			  detected=1;
			  break;
		      }
		  }
	      }

	      // Mac weirdness
      if (navigator.mimeTypes[pluginmime] == null) {
		  detected = 0;
	      }
	  }
	  return detected;
      } else if((msie_windows == 1) && !plugin_undetectable){
	  return WM_activeXDetect(activeXname);
      } else { 		
	  return 0;
      }
  } else {
      return 0;
  }
}

function WM_easyDetect(whichPlugin) {

    // this function just makes it easy to do basic plug-in detection without

    // knowing all the mimetypes and activeX names and such
    var isItThere = 0;
    if( (whichPlugin == 'flash') || (whichPlugin == 'Flash') ) {
	isItThere = WM_pluginDetect('Flash', 'swf', 'application/x-shockwave-flash', 'ShockwaveFlash.ShockwaveFlash');
    
	//director
	} else if( (whichPlugin == 'director') || (whichPlugin == 'Director') ) {
	isItThere = WM_pluginDetect('Shockwave', 'dcr', 'application/x-director', 'SWCtl.SWCtl.1');
    
	//quicktime
	} else if( (whichPlugin == 'quicktime') || (whichPlugin == 'Quicktime') || (whichPlugin == 'QuickTime') ) {
	isItThere = WM_pluginDetect('QuickTime', 'mov', 'video/quicktime', '');
    
	//realplayer
	} else if( (whichPlugin == 'realaudio') || (whichPlugin == 'Realaudio') || (whichPlugin == 'RealAudio') ) {
	isItThere = (WM_pluginDetect('RealPlayer', 'rpm', 'audio/x-pn-realaudio-plugin', 'RealPlayer.RealPlayer(tm) ActiveX Control (32-bit)')) || (WM_pluginDetect('RealPlayer', 'rpm', 'audio/x-pn-realaudio-plugin','rmocx.RealPlayer G2 Control')) || (WM_pluginDetect('RealPlayer', 'rpm', 'audio/x-pn-realaudio-plugin','RealPlayer.RealPlayer(tm) ActiveX Control (32-bit)')) || (WM_pluginDetect('RealPlayer', 'rpm', 'audio/x-pn-realaudio-plugin','RealVideo.RealVideo(tm) ActiveX Control (32-bit)'))
	
	} else {
		alert('You need to tell me which plug-in to look for, like so:\n\n' + '          WM_easyDetect(\'flash\')\n\n' + '          WM_easyDetect(\'director\')\n\n' + '          WM_easyDetect(\'quicktime\')\n\n' + '          WM_easyDetect(\'realaudio\')');
    }
    return isItThere;
}

//Detects Windows Media Player
function detectWindowsMediaPlayer(){
	if(client.ns){
		client.wmp52 = navigator.mimeTypes && navigator.mimeTypes["application/x-mplayer2"] &&  navigator.mimeTypes["application/x-mplayer2"].enabledPlugin;
		client.wmp64 = navigator.mimeTypes && navigator.mimeTypes["video/x-ms-wm"] &&  navigator.mimeTypes["video/x-ms-wm"].enabledPlugin && navigator.mimeTypes["video/x-ms-wmv"] && navigator.mimeTypes["video/x-ms-wmv"].enabledPlugin;
	
	} else if(client.ie) {
	
		document.writeln('<OBJECT ID="NSPlay" WIDTH=1 HEIGHT=1 classid="CLSID:22d6f312-b0f6-11d0-94ab-0080c74c7e95" CODEBASE="#Version=6,4,5,715"></OBJECT>');
		document.writeln('<SCRIPT LANGUAGE="VBScript">');
		document.writeln('On error resume next');
		document.writeln('client.wmp52 = (IsObject(CreateObject("MediaPlayer.MediaPlayer.1")))');
		document.writeln('client.wmp64fHas = (NSPlay.FileName="")');
		document.writeln('</SCRIPT>');
	}
	
	if(client.wmp52 || client.wmp64){
		client.wmp=true;
	}
}

//Captures info regarding the client
/*
Browser Check
Detects browser Manufacturer, Version, and Platform (Mac, Win, Other)
=================================================
Browsers 		Version
-------------------------------------------------
Netscape		4, 6
IE				4, 5, 5.5, 6 		
Opera
=================================================
*/

function ClientData() {
	var b = navigator.appName;
	if (b == "Netscape") { 
		this.b="ns";
	} else if ((b == "Opera") || (navigator.userAgent.indexOf("Opera") > 0)){
		this.b = "opera";
	} else if (b == "Microsoft Internet Explorer"){ 
		this.b="ie";
	}
	
	if (!b){ 
		alert('Unidentified browser./nThis browser is not supported,');
	}
	
	this.version=navigator.appVersion;
	this.v = parseInt(this.version);
	this.ns = (this.b == "ns" && this.v >= 4);
	this.ns4 = (this.b == "ns" && this.v == 4);
	this.ns6 = (this.b == "ns" && this.v == 5);
	this.ie = (this.b == "ie" && this.v >= 4);
	this.ie4 = (this.version.indexOf('MSIE 4') > 0);
	this.ie5 = (this.version.indexOf('MSIE 5') > 0);
	this.ie55 = (this.version.indexOf('MSIE 5.5') > 0);
	this.ie6 = (this.version.indexOf('MSIE 6') > 0);
	this.opera = (this.b == "opera");
	
	//Plugin Detection
	this.realPlayer=WM_easyDetect('realaudio');
	this.quicktime=WM_easyDetect('quicktime');
	this.director=WM_easyDetect('director');
	this.wmp=false;
	this.wmp52=false;
	this.wmp64=false;	 	
	
	var ua = navigator.userAgent.toLowerCase();
	
	if (ua.indexOf("win") > -1) {
		this.platform="win32";
	} else if (ua.indexOf("mac") > -1) {
		this.platform="mac";
	} else { 
		this.platform="other";
	}	
}

//Available as a global variable to the entire app
client = new ClientData();	

detectWindowsMediaPlayer();

//Netscape 4 Resize Fix
if (client.ns4) {
	widthCheck = window.innerWidth;
	heightCheck = window.innerHeight;
	window.onResize = resizeFix;
}
function resizeFix() {
	if (widthCheck != window.innerWidth || heightCheck != window.innerHeight)
	document.location.href = document.location.href;
}