How To: Open a pop-up window using dropdownlist

To open pop-up window using <asp:dropdownlist..>


Protected Sub DropDownList1_SelectedIndexChanged(ByVal sender As Object, ByVal e As EventArgs)
 Response.Write("<script>'" + DropDownList1.SelectedValue + "');</script>")
End Sub


protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e)
Response.Write("<script>'" + DropDownList1.SelectedValue + "');</script>");

To pop-up using client-side event


DropDownListID.Attributes("onchange") = "<open pop up here>"


DropDownListID.Attributes("onchange") = "<open pop up here>";


  • DropDownListID.Attributes("onchange") = "";

    I want to use this script, but I do not know where to inject this script in ASPX page in ( source/desgin) everywhere I am getting error)

  • i can open a popup window using above coding.. but wt abt d contain of popup window thr is an error dat requested url could not be me plz abt dat.

  • Hi,

    my question is how to create a pop up wondow, I will have a link, TAKE A TEST, then a new pop up wondow should open, but not like the one this code does:

    Take a test

    in this code the wondow is derived from the master page. I want something new, any ideas?
    I'm using ASP.NET 2.0 and VB


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