Question IEfirefoxDocument.form.itemdocument.FormName.Item ("itemname") Document.formname.ements ["ElementName"] EventWindow.Event uses onMousedown (ENENT) in the event, the IdeDown (ENENT); HTML object ID as an object name Straightly pressing id.Value with document.x and event.y problem Event.x Event.yevent.pagex event.pageybody object must be completely read after Body is completely read, not browsed Before fully read, there is a mouse button left button is Window.Event.Button = 1 right button is Window.Event.Button = 2 mid button is Window.Event.Button = 4 WINDOW.Event.Button = 0 when there is no button action The left button is Event.Button = 0 Right click is event.button = 2 Middle key is event.button = 1 Event.Button = 0 event Add mode Document.attachevent ("OnMouseMove", Document.AddeventListener "Mousemove", Function, False) Create XMLHttpRequest XMLHttp = New ActiveXObject ("Microsoft.xmlhttp") XMLHttp = New XMLHttpRequest ()