Del Wegener wrote: > I have a Javascript calculator > http://www.edi-cp.com/products_a_series_at_estimator.php > Which works as intended in IE and I believe it worked in earlier versions of > FF. However nothing happens when I use it in FF Version 3.5.2 nor with > Version 3.0.11 No, something happens -- it's called an "error" :-) I don't know if it's available for 3.5.x but on 3.0.x you should install the Firebug developer extension. It exposes error messages and jumps you right into the applicable part of the code. HTH! -- Hassan Schroeder ----------------------------- hassan at webtuitive.com webtuitive design === (+1) 408-621-3445 === http://webtuitive.com twitter: @hassan dream. code.