var MSG_EvenArgs = 'The %s function requires an even number of arguments.'
                 + '\nArguments should be in the form "atttributeName","attributeValue",...';
var MSG_SrcRequired = "The %s function requires that a movie src be passed in as one of the arguments.";

function AC_AddExtension(args, paramName, extension)
{
  var currArg, paramVal, queryStr, endStr;
  for (var i=0; i < args.length; i=i+2){
    currArg = args[i].toLowerCase();    
    if (currArg == paramName.toLowerCase() && args.length > i+1) {
      paramVal = args[i+1];
      queryStr = "";

      var indQueryStr = args[i+1].indexOf('?');
      if (indQueryStr != -1){
        paramVal = args[i+1].substring(0, indQueryStr);
        queryStr = args[i+1].substr(indQueryStr);
      }

      endStr = "";
      if (paramVal.length > extension.length)
        endStr = paramVal.substr(paramVal.length - extension.length);
      if (endStr.toLowerCase() != extension.toLowerCase()) {
        // Extension doesn't exist, add it
        args[i+1] = paramVal + extension + queryStr;
      }
    }
  }
}

function AC_GetCodebase(baseURL, defaultVersion, args)
{
  var codebase = baseURL + defaultVersion;
  for (var i=0; i < args.length; i=i+2) {
    currArg = args[i].toLowerCase();    
    if (currArg == "codebase" && args.length > i+1) {
      if (args[i+1].indexOf("http") == 0) {
        // User passed in a full codebase, so use it.
        codebase = args[i+1];
      }
      else {
        codebase = baseURL + args[i+1];
      }
    }
  }
	
  return codebase;	
}

function AC_sprintf(str){
  for (var i=1; i < arguments.length; i++){
    str = str.replace(/%s/,arguments[i]);
  }
  return str;
}
		
function AC_checkArgs(args,callingFn){
  var retVal = true;
  
  if (parseFloat(args.length/2) != parseInt(args.length/2)){
    alert(sprintf(MSG_EvenArgs,callingFn));
    retVal = false;
  }
  return retVal;
}
	
function AC_GenerateObj(callingFn, useXHTML, classid, codebase, pluginsPage, mimeType, args){

  if (!AC_checkArgs(args,callingFn)){
    return;
  }

  var tagStr = '';
  var currArg = '';
  var closer = (useXHTML) ? '/>' : '>';
  var srcFound = false;
  var embedStr = '<embed';
  var paramStr = '';
  var embedNameAttr = '';
  var objStr = '<object classid="' + classid + '" codebase="' + codebase + '"';

  for (var i=0; i < args.length; i=i+2){
    currArg = args[i].toLowerCase();    

    if (currArg == "src"){
      if (callingFn.indexOf("RunSW") != -1){
        paramStr += '<param name="' + args[i] + '" value="' + args[i+1] + '"' + closer + '\n';
        embedStr += ' ' + args[i] + '="' + args[i+1] + '"';
        srcFound = true;
      }
      else if (!srcFound){
        paramStr += '<param name="movie" value="' + args[i+1] + '"' + closer + '\n'; 
        embedStr += ' ' + args[i] + '="' + args[i+1] + '"';
        srcFound = true;
      }
    }
    else if (currArg == "movie"){
      if (!srcFound){
        paramStr += '<param name="' + args[i] + '" value="' + args[i+1] + '"' + closer + '\n'; 
        embedStr += ' src="' + args[i+1] + '"';
        srcFound = true;
      }
    }
    else if (   currArg == "width" 
              || currArg == "height" 
              || currArg == "align" 
              || currArg == "vspace" 
              || currArg == "hspace" 
              || currArg == "class" 
              || currArg == "title" 
              || currArg == "accesskey" 
              || currArg == "tabindex"){
      objStr += ' ' + args[i] + '="' + args[i+1] + '"';
      embedStr += ' ' + args[i] + '="' + args[i+1] + '"';
    }
    else if (currArg == "id"){
      objStr += ' ' + args[i] + '="' + args[i+1] + '"';
      if (embedNameAttr == "")
        embedNameAttr = ' name="' + args[i+1] + '"';
    }
    else if (currArg == "name"){
      objStr += ' ' + args[i] + '="' + args[i+1] + '"';
      embedNameAttr = ' ' + args[i] + '="' + args[i+1] + '"';
    }    
    else if (currArg == "codebase"){
      
    }    
    else{
      paramStr += '<param name="' + args[i] + '" value="' + args[i+1] + '"' + closer + '\n'; 
      embedStr += ' ' + args[i] + '="' + args[i+1] + '"';
    }
  }

  if (!srcFound){
    alert(AC_sprintf(MSG_SrcRequired,callingFn));
    return;
  }

  if (embedNameAttr)
    embedStr += embedNameAttr;	
  if (pluginsPage)
    embedStr += ' pluginspage="' + pluginsPage + '"';
  if (mimeType)
    embedStr += ' type="' + mimeType + '"';
    
  objStr += '>\n';
  embedStr += '></embed>\n'; 

  tagStr = objStr + paramStr + embedStr + "</object>\n"; 

  document.write(tagStr);
}

function AC_RunFlContent()
{
  AC_AddExtension(arguments, "movie", ".swf");
  AC_AddExtension(arguments, "src", ".swf");

  var codebase = AC_GetCodebase
                 (  "http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version="
                  , "7,0,0,0", arguments 
                 );
	
  AC_GenerateObj
  (  "AC_RunFlContent()", false, "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
   , codebase
   , "http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash"
   , "application/x-shockwave-flash", arguments
  );
}

function AC_RunFlContentX()
{
  AC_AddExtension(arguments, "movie", ".swf");
  AC_AddExtension(arguments, "src", ".swf");

  var codebase = AC_GetCodebase
                 (  "http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version="
                  , "7,0,0,0", arguments 
                 );
	
  AC_GenerateObj
  (  "AC_RunFlContentX()", true, "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
   , codebase
   , "http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash"
   , "application/x-shockwave-flash", arguments
  );	
}

function AC_RunSWContent()
{
  AC_AddExtension(arguments, "src", ".dcr");

  var codebase = AC_GetCodebase
                 (  "http://fpdownload.macromedia.com/pub/shockwave/cabs/director/sw.cab#version="
                  , "8,5,0,0", arguments 
                 );
	
  AC_GenerateObj
  (  "AC_RunSWContent()", false, "clsid:166B1BCA-3F9C-11CF-8075-444553540000"
   , codebase
   , "http://www.macromedia.com/shockwave/download/", null, arguments
  );
}
	
function AC_RunSWContentX()
{
  AC_AddExtension(arguments, "src", ".dcr");

  var codebase = AC_GetCodebase
                 (  "http://fpdownload.macromedia.com/pub/shockwave/cabs/director/sw.cab#version="
                  , "8,5,0,0", arguments 
                 );
	
  AC_GenerateObj
  (  "AC_RunSWContentX()", true, "clsid:166B1BCA-3F9C-11CF-8075-444553540000"
   , codebase
   , "http://www.macromedia.com/shockwave/download/", null, arguments
  );
}

function playflv(fname)
{
  AC_RunFlContentX ("movie", "play?m=" + fname + ".flv" , "wmode" , "transparent" , "menu" , "false" , "scale" , "noscale" , "quality", "best" , "bgcolor", "#FFFFFF" , "src", "play?m=" + fname + ".flv" , "width", "320" , "height", "290" , "name", "play" , "id", "play");
}