function mainmenu(){

var initialOption = $("#nav li a.sel");

$("#nav li a").hover(function(){
    if (!$(this).hasClass('prevSel') ){
      $(".subnav").hide();
  		$(initialOption).removeClass('sel');
  		$(initialOption).addClass('prevSel');
		}
		},function(){
		  $(this).removeClass('sel');
		  $(initialOption).addClass('sel');
		  $(".subnav.sel").show();
		});

}
 $(document).ready(function(){
	mainmenu();
});

function MM_CheckFlashVersion(reqVerStr,msg){
with(navigator){
  var isIE  = (appVersion.indexOf("MSIE") != -1 && userAgent.indexOf("Opera") == -1);
  var isWin = (appVersion.toLowerCase().indexOf("win") != -1);
  if (!isIE || !isWin){  
    var flashVer = -1;
    if (plugins && plugins.length > 0){
      var desc = plugins["Shockwave Flash"] ? plugins["Shockwave Flash"].description : "";
      desc = plugins["Shockwave Flash 2.0"] ? plugins["Shockwave Flash 2.0"].description : desc;
      if (desc == "") flashVer = -1;
      else{
        var descArr = desc.split(" ");
        var tempArrMajor = descArr[2].split(".");
        var verMajor = tempArrMajor[0];
        var tempArrMinor = (descArr[3] != "") ? descArr[3].split("r") : descArr[4].split("r");
        var verMinor = (tempArrMinor[1] > 0) ? tempArrMinor[1] : 0;
        flashVer =  parseFloat(verMajor + "." + verMinor);
      }
    }
    // WebTV has Flash Player 4 or lower -- too low for video
    else if (userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 4.0;

    var verArr = reqVerStr.split(",");
    var reqVer = parseFloat(verArr[0] + "." + verArr[2]);

    if (flashVer < reqVer){
      if (confirm(msg))
        window.location = "http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash";
    }
  }
} 
}


<!--

// Open a window of the desired size in the centre of the screen.

function openLSWindowTandR(year, wkno, lang, tabno, eventid, ref_file, width, height, hasScrollBars) {

	// ADD NAME FIELD and make sure it get's focus!!!

	var theWidth = width;

	var theHeight = height;

	var scrollBars = "scrollbars";

	if (hasScrollBars == false) scrollBars = "scrollbars=0";

	if ((theWidth == "")||(theWidth == null)) theWidth =500;

	if ((theHeight == "")||(theHeight == null)) theHeight =668;

	var theLeft = (screen.availWidth - theWidth)/2;

	var theTop = (screen.availHeight - theHeight)/2;

	var strCheckRef = escape(ref_file);



	var lsURL = "http://www.protennislive.com/frameset.asp?year="+year+"&wkno="+wkno+"&lang="+lang+"&tabno="+tabno+"&eventid="+eventid+"&ref="+strCheckRef;

	var popupWin = window.open(lsURL, '_' + Math.round(Math.random() * 1000000),'top='+theTop+',left='+theLeft+',menubar=0,toolbar=0,location=0,directories=0,status=0,'+scrollBars+',width='+theWidth+', height='+theHeight);

}

//-->