code: public void setProxyport(Object oProxyport) throws PageException {
  	if (StringUtil.isEmpty(oProxyport)) return;
  	this.proxyport = Caster.toIntValue(oProxyport);
      }
docs: set the value proxyport The port number on the proxy server from which the task is being
  requested. Default is 80. When used with resolveURL, the URLs of retrieved documents that specify
  a port number are automatically resolved to preserve links in the retrieved document.
  
  @param proxyport value to set
  @throws PageException