title: How to add scroll bar on dropdownlist in asp.net?
body: <p>I  have tried to add a scroll bar on dropdownlist but it not working perfect how i can add a scroll bar?</p>
  
  <pre><code>&lt;asp:DropDownList ID="Inventory_No_dropdown" 
                    runat="server" 
                    Font-Bold="true"
                    onmousedown="this.size=5;" 
                    onfocusout="this.size=1;" 
                    ondblclick="this.size=1;" 
                    class=""  
                    CssClass="span3" 
                    Style="position: absolute !important;"
                    AppendDataBoundItems="True" 
                    AutoPostBack="True" 
                    onselectedindexchanged="Inventory_No_dropdown_SelectedIndexChanged"&gt;
  &lt;asp:ListItem  Value="0" &gt;--------SELECT--------&lt;/asp:ListItem&gt;
  
   &lt;/asp:DropDownList&gt;
  </code></pre>