function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function open_window(theURL) { //v2.0
  window.open(theURL,"","toolbar=yes,scrollbars=yes,resizable=yes,width=700");
}
function open_movie(theURL) { //v2.0
  window.open(theURL,"","toolbar=no,locationbar=no,scrollbars=no,resizable=yes,width=500,height=400");
}
function filterNumericInput(ev){
  var isExplorer = (-1 != navigator.appName.search("Explorer"));

  var code = (isExplorer ? ev.keyCode : ev.charCode);
  
  if((code ==44) || (code==46) || (code==0)) { return true; }
  if (code < 48 || code > 57) {
    if (code != 8) {
      if(isExplorer)
        ev.keyCode = 0;
      else
        ev.preventDefault();
    }
  }
}