How about
if (document.pgXXDetail.tbUserID != null &&
document.pgXXDetail.tbUserID.value=="")
Leon
Janet Traub wrote:
>
> I have a page that runs in dual mode: INSERT and
> UPDATE. One column on this freeform page is a TextBox.
> When the page runs in UPDATE mode I'd like to hide the
> TB and replace it with R/O StaticText. (BTW, the
> reason I'm hiding it is this col is the PK for the
> table so I want to prevent users from modifying it.)
>
> The only problem is, I have a javascript validation
> function on this page that references the TextBox (see
> snippet below). So I'm wondering what's the best way
> to code this behavior so the Javascript snippet below
> won't choke when the TextBox goes into hiding during
> UPDATE mode.
>
> Very basic Javascript snippet:
> if (document.pgXXDetail.tbUserID.value==""
> {
> if(errors.length==0){
> document.pgXXDetail.tbUserID.focus();
> }
> errors += "UserID is required.\n";
> }
>
> THX,
> Janet
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