Use of document.load forbidden on Documents that come from other Windows. Only the Window in which a Document was created is allowed to call .load on that Document. Preferably, use XMLHttpRequest instead.
Le uso de document.load es prohibite sur documentos que veni ex altere fenestras. Solo le fenestra in le qual un documento era create es autorisata a appellar .load in ille documento. Il es preferibile usar XMLHttpRequest in vice.