var isNS4 = false;
var isIE = false;
var isNS6 = false;

if (navigator.appVersion.charAt(0) == '4') {
  if (navigator.appName == 'Netscape')
    isNS4 = true;
  else if (navigator.appName == 'Microsoft Internet Explorer')
    isIE = true;
  else 
    alert ('This web site requires a 4.0 or later browser.');
}//end check of version 4

if((navigator.appVersion.charAt(0) == '5') || (navigator.appVersion.charAt(0) == '6')) {
  if (navigator.appName == 'Netscape') isNS6 = true;
}//end check for NS6

function getDOMObj( strObjName) {
  var strObjPath;
  var strStylePath;
  var objOut;

  if (isNS4 || isIE) {
    strObjPath = (isNS4) ? 'document' : 'document.all';
    strObjPath += '.' + strObjName;
    strStylePath = (isNS4) ? '' : '.style';
  }
  
  if (isNS6) {
    strObjPath = 'document.getElementById(\'' + strObjName + '\')';
    strStylePath = '.style';
  }

  objOut = eval( strObjPath);
  
  return objOut;
}//end getDOMObj

function getStyleObj( strObjName) {
  var strObjPath;
  var strStylePath;
  var objOut;

  if (isNS4 || isIE) {
    strObjPath = (isNS4) ? 'document' : 'document.all';
    strObjPath += '.' + strObjName;
    strStylePath = (isNS4) ? '' : '.style';
  }
  
  if (isNS6) {
    strObjPath = 'document.getElementById(\'' + strObjName + '\')';
    strStylePath = '.style';
  }

  objOut = eval( strObjPath + strStylePath);
  return objOut;
}//end getStyleObj