Are you putting the code in the Page_Load() method?

>I have been struggling with this problem all day yesterday and hope someone might suggest a solution or a web site to where solution might be.
>
>I want to dynamically add a ASP textbox to a Placeholder when user clicks on a button.
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>The following code:
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>

>txtTextBox = new TextBox();
>txtTextBox.ID = "txtProduct" + strFieldNum;
>PlaceHolder1.Controls.Add( txtTextBox );
>

>
>creates one textbox (and not ASP textbox). On the next button click, even though the value "strFieldNum" is incrementing, the same textbox just gets refreshed. How can I change the code to make it ASP textbox and to make it add new one every time.
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>Any suggestions would be greatly appreciated.