ecco un pezzo di guida (ENG). se hai problemi ti trovo qualcosa in ita

FRAME

This example uses the FRAME element to define properties of the frame, including the location of the page loaded by the frame.

<FRAME FRAMEBORDER=0 SCROLLING=YES SRC="sample.htm">

This example shows how to reference an object with ID=sID in FRAME2, from another frame of the same frameset.

parent.frames.FRAME2.sID.innertext