Re: Pass value from javascript to vb.net to database without postback...Possible?

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Once you're upgraded to ASP.NET 2.0 you can use the cool new client side
callback feature to do this kind of thing.

Here's more info:
http://www.aspnetpro.com/features/2005/11/asp200511so_f/asp200511so_f.asp
http://www.developer.com/net/asp/article.php/3506896

--
I hope this helps,
Steve C. Orr, MCSD, MVP
http://SteveOrr.net


"Andy" <acs974@xxxxxxxxxxx> wrote in message
news:1129749048.607189.307420@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> Hi,
>
> I have a complicated question that I'm hoping someone can help me out
> with. I have a webpage that contains a plug-in. This plug-in can
> communicate/pass data with the webpage that contains it via javascript.
> What I need to be able to do is take that data passed via javascript
> and, using vb.net as the code behind language, send it to a database
> without posting it because when I post, the plugin is reloaded and
> starts at the beginning. Specifcally, the plug-in is a type of
> educational program, when the user completes a certain objective in the
> program, I need to store that info in the database but not have the
> program start back at the beginning.
>
> What happens currently is upon completing the objective in the plugin,
> a javascript function is called in the containing webpage. That
> javascript function changes the data in a hidden field runat the
> server. I artificially create a postback using the
> document.forms.submit() function, then in the page_load function in the
> codebehind page I check the value of the hidden field and store it to
> the database. This works fine. The problem is that when the page
> reloads, my plug-in is reloaded and instead of the user being at say
> level 6, they are back at the initial level 1. Ideally, I would like to
> send the information to the database without having to reload the page
> and was wondering if this was possible.
>
> Thanks in advance and I'll be happy to clarify any questions.
>
> Andy
>


.

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