* @return a <code>toString()</code> representation of the result of the execution of the script
* @throws ResourceException if there is a problem accessing the script
* @throws ScriptException if there is a problem parsing the script
*/
public String run(String scriptName, String argument) throws ResourceException, ScriptException {
Binding binding = new Binding();
binding.setVariable("arg", argument);
Object result = run(scriptName, binding);
return result == null ? "" : result.toString();
}