Default value in dropdownlist in HTML

Hi,

In HTML, you have the control called option.

Where you can have the set of options with default selected value.

Try this..
http://www.w3schools.com/tags/tag_option.asp

hi,

u can do same thing just adding one record in data source of drop down list.
example if u use data table to bind drop down then add one row to that table.

DataRow datarow = dt.NewRow();
datarow["valueFiled"] = 0;
datarow["TextFiled"] = "--sex--";
dt.Rows.InsertAt(datarow, 0);
drpEmpId.DataSource = dt;
drpEmpId.DataTextField = "valueFiled";
drpEmpId.DataValueField = "TextFiled";
drpEmpId.DataBind();

hope this help.