function FormatMoz(){
  if(navigator.userAgent.indexOf("Firefox") > 0){
    document.getElementById('centercontent').style.position = 'absolute';
    document.getElementById('centercontent').style.top = '160px';
    if (document.getElementById('contentbox1')){
      document.getElementById('contentbox1').style.height = '50%';
      document.getElementById('contentbox2').style.height = '50%';
    }
    document.getElementById('centercontent').style.marginLeft = '220px';
    document.getElementById('centercontent').style.marginRight = '170px';
    document.getElementById('topmenu').style.zIndex= 300;
    document.getElementById('centercontent').style.zIndex= 1;
    document.getElementById('pagefooter').style.position = 'absolute';
    document.getElementById('pagefooter').style.top = (parseInt(document.getElementById('centercontent').style.top) + parseInt(document.getElementById('centercontent').offsetHeight)) + 'px';
    document.getElementById('pagefooter').style.width = '100%';
  }
}

var OpenMenu = '';
var timHandle = '';

function ShowMenu(o){
  HideMenuNow();
  obj = 'mnu' + o.substring(3);
  if(document.getElementById(obj)){
    document.getElementById(obj).style.visibility = 'visible';
    OpenMenu = obj;
  } else {
    if(document.all[obj]){
      document.all[obj].style.visibility = 'visible';
      OpenMenu = obj;
    }
  }
}
function HideMenuNow(){
  if(document.getElementById(OpenMenu)){
    document.getElementById(OpenMenu).style.visibility = 'hidden';
    clearTimeout(timHandle);
  } else {
    if(OpenMenu!=''){
      document.all[OpenMenu].style.visibility = 'hidden';
      clearTimeout(timHandle);
    }
  }
}
function HideMenu(){
  timHandle = setTimeout('HideMenuNow()', 300);
}