function changeText(prefix, option, total)
{
	for(var i = 1; i <= total; i++)
	{
		var myTab = document.getElementById(prefix + "_tab_" + i);
		var myDiv = document.getElementById(prefix + "_div_" + i);
		
		if (i == option)
		{
			myTab.className = 'tab_on';
			myDiv.style.display = 'block';
		}
		else
		{
			myTab.className = 'tab_off';
			myDiv.style.display = 'none';
		}
	}
}

function insertVideoPlayer(videoFile, playerID, playerWidth, playerHeight)
{
	var playerFile = "http://www.christianitytoday.com/global/media/videoplayer.swf";
	if (!playerWidth) playerWidth = 320;
	if (!playerHeight) playerHeight = 234;
	document.write('<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" width="' + playerWidth + '" height="' + playerHeight + '" id="videoPlayer' + playerID + '">');
	document.write('<param name="movie" value="' + playerFile + '?url=' + videoFile + '" />');
	document.write('<param name="quality" value="high" />');
	document.write('<param name="wmode" value="transparent" />');
	document.write('<param name="menu" value="false">');
	document.write('<param name="bgcolor" value="FFFFFF" />');
	document.write('<param name="allowScriptAccess" value="always" />');
	document.write('<embed src="' + playerFile + '?url=' + videoFile + '" quality="high" wmode="transparent" menu="false" bgcolor="FFFFFF" allowScriptAccess="always" width="' + playerWidth + '" height="' + playerHeight + '" name="videoPlayer' + playerID + '" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');
	document.write('</object>');
}

function insertAudioPlayer(audioFile, playerID)
{
	var playerFile = "http://www.christianitytoday.com/global/media/audioplayer.swf";
	document.write('<object type="application/x-shockwave-flash" data="' + playerFile + '" id=audioplayer"' + playerID + '" height="24" width="290">');
	document.write('<param name="movie" value="' + playerFile + '">');
	document.write('<param name="FlashVars" value="playerID=1&amp;soundFile=' + audioFile + '&amp;noinfo=yes&amp;transparentpagebg=yes&amp;tracker=A3BDFC&amp;loader=82BF73">');
	document.write('<param name="quality" value="high">');
	document.write('<param name="wmode" value="transparent">');
	document.write('<param name="menu" value="false">');
	document.write('</object>');
}