public function startup()
{
parent::startup();
$this->cssLoader = $this->webLoader->createCssLoader('default');
$this->jsLoader = $this->webLoader->createJavaScriptLoader('default');
// css file
$cssCompiler = $this->cssLoader->getCompiler();
$this->cssLoaderFile = $cssCompiler->getOutputNamingConvention()->getFilename($cssCompiler->getFileCollection()->getFiles(), $cssCompiler) . '?' . $cssCompiler->getLastModified();
// js file
$jsCompiler = $this->jsLoader->getCompiler();
$this->jsLoaderFile = $jsCompiler->getOutputNamingConvention()->getFilename($jsCompiler->getFileCollection()->getFiles(), $jsCompiler) . '?' . $jsCompiler->getLastModified();
}