function btnMDown(obj) { obj.style.borderStyle = 'inset'; } function btnMUp(obj) { obj.style.borderStyle = 'outset'; } function getElementFromDocument(id, document) { if (document.getElementById) { return document.getElementById(id); } else if (document.all) { return document.all[id]; } else { return null; } } function getDocumentFromFrame(frame) { // Document logic for Internet Explorer if (frame.contentWindow) { return frame.contentWindow.document; } // Document logic for Mozilla else if (frame.contentDocument) { return frame.contentDocument; } else { return null; } }