function hideLevel(_levelId){if(!_levelId||_levelId==null)
return;var thisLevel=document.getElementById(_levelId);if(thisLevel!=null){thisLevel.style.display="none";}}
function showLevel(_levelId){if(!_levelId||_levelId==null)
return;var thisLevel=document.getElementById(_levelId);if(thisLevel!=null){if(thisLevel.style.display=="none"){thisLevel.style.display="";}}}<!--
function MM_reloadPage(init){if(init==true)with(navigator){if((appName=="Netscape")&&(parseInt(appVersion)==4)){document.MM_pgW=innerWidth;document.MM_pgH=innerHeight;onresize=MM_reloadPage;}}
else if(innerWidth!=document.MM_pgW||innerHeight!=document.MM_pgH)location.reload();}
MM_reloadPage(true);