/**
  * MakeGlobalVariablesScript handler, sends settings to Javascript
  * @param array $vars
  */
 public function setClientVariables(&$vars)
 {
     parent::setClientVariables($vars);
     $vars['wgAmazonGatewayClientID'] = $this->account_config['ClientID'];
     $vars['wgAmazonGatewaySellerID'] = $this->account_config['SellerID'];
     $vars['wgAmazonGatewaySandbox'] = $this->getGlobal('Test') ? true : false;
     $vars['wgAmazonGatewayReturnURL'] = $this->account_config['ReturnURL'];
     $vars['wgAmazonGatewayWidgetScript'] = $this->account_config['WidgetScriptURL'];
     $vars['wgAmazonGatewayLoginScript'] = $this->getGlobal('LoginScript');
     $vars['wgAmazonGatewayFailPage'] = $this->getGlobal('FailPage');
     $vars['wgAmazonGatewayOtherWaysURL'] = $this->localizeGlobal('OtherWaysURL');
 }