/**
 * flashinstalled:
 * 2: Flash installed
 * 1: Flash not installed
 * 0: Unknown if Flash is installed 
 */

if (navigator.userAgent.indexOf("Opera")!=-1 && document.getElementById) type="OP";
else if (document.layers) type="NN";
else if (!document.all && document.getElementById) type="MO";
else if (document.all) type="IE";

//alert(flashinstalled);
//alert(flashversion);
//alert(type);	


/** if javascript enabled show mp3 player, otherwise show wav player */
function showHideGlossarSound(id)
{
  var xwavid, xmp3id;
	xwavid = 'soundwav' + id;
	xmp3id = 'soundmp3' + id;
  
  if (flashinstalled == 2 && flashversion >= 6)
  {
  	DisplayElement(xwavid, "none");
  	DisplayElement(xmp3id, "");
  }
  else
  {
  	DisplayElement(xwavid, "");
  	DisplayElement(xmp3id, "none");
	}
}


function DisplayElement(id, action) {
	
  if (type=="IE") eval("document.all." + id + ".style.display='" + action + "'");
  if (type=="NN") eval("document." + id + ".display='" + action + "'");
  if (type=="MO" || type=="OP") 
    eval("document.getElementById('" + id + "').style.display='" + action + "'");
}