function document_company_load(x) { document.documentSearchForm.user.value = parent.parent.parent.frames['top_frame'].document.loginForm.mail.value; document.documentSearchForm.pass.value = parent.parent.parent.frames['top_frame'].document.loginForm.pass.value; document.documentSearchForm.company.value = x; document.documentSearchForm.submit();First line of code errored with 'parent.parent.parent.frames.top_frame.document is null or not an object' after navigating to and double clicking a document. IE6.