4.9 Remove an Entry of a Collection

 var adminManager = WScript.CreateObject( "Microsoft.ApplicationHost.Wr
 itableAdminManager" );
 adminManager.CommitPath = "MACHINE/WEBROOT/APPHOST";
  
  
 var configSection = adminManager.GetAdminSection( "system.webServer/de
 faultDocument", "MACHINE/WEBROOT/APPHOST" );
 var collection = configSection.GetElementByName( "files" ).Collection;
 if ( collection.Count > 0 )
 {
     collection.DeleteElement( 0 );
 }
 adminManager.CommitChanges();