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);