how to set default selected item in dropdownlist in jsp

<SELECT id='naicsCode' NAME='naicsCode' class='textfield1' selectedValue='<c:out value="${viewObject.naicsCode}"/>' >

                                         <%if(viewObject.getNaicsCode().equals("")){%>
                                              <option value="" selected="selected"> </option>
                                          <%} else {%>
                                              <option value="<%=viewObject.getNaicsCode()%>" selected="selected"><%=viewObject.getNaicsCode()%></option>
                                          <%}%>
                                        <OPTION VALUE='Agriculture, Forestry, Fishing and Hunting' >Agriculture, Forestry, Fishing and Hunting</OPTION>
                                        <OPTION VALUE='Mining' >Mining</OPTION>
                                        <OPTION VALUE='Utilities' >Utilities</OPTION>
                                        <OPTION VALUE='Construction' >Construction</OPTION>
                                        <OPTION VALUE='Manufacturing' >Manufacturing</OPTION>
                                        <OPTION VALUE='Wholesale Trade' >Wholesale Trade</OPTION>
                                        <OPTION VALUE='Retail Trade' >Retail Trade</OPTION>
                                        <OPTION VALUE='Transportation and Warehousing' >Transportation and Warehousing</OPTION>
                                        <OPTION VALUE='Information' >Information</OPTION>
                                        <OPTION VALUE='Finance and Insurance' >Finance and Insurance</OPTION>
                                        <OPTION VALUE='Real Estate and Rental and Leasing' >Real Estate and Rental and Leasing</OPTION>
                                        <OPTION VALUE='Professional and Technical Services' >Professional and Technical Services</OPTION>
                                        <OPTION VALUE='Management of Companies and Enterprises' >Management of Companies and Enterprises</OPTION>
                                        <OPTION VALUE='Administrative and Waste Services' >Administrative and Waste Services</OPTION>
                                        <OPTION VALUE='Educational Services' >Educational Services</OPTION>
                                        <OPTION VALUE='Health Care and Social Assistance' >Health Care and Social Assistance</OPTION>
                                        <OPTION VALUE='Arts, Entertainment and Recreation' >Arts, Entertainment and Recreation</OPTION>
                                        <OPTION VALUE='Accommodation and Food Services' >Accommodation and Food Services</OPTION>
                                        <OPTION VALUE='Other Services (Except Public Administration)' >Other Services (Except Public Administration)</OPTION>
                                        <OPTION VALUE='Public Administration' >Public Administration</OPTION>
                                    </SELECT>

.............................................

function SetSelectedIndex(dropdownlist,sVal)
{
var a = document.getElementById(dropdownlist);
for(i=0;i<a.length;i++)
{
if(a.options[i].value == sVal)
{
a.selectedIndex = i;
}
}
}

.................................

<select name="states">
<%
for(int i=0;i<sL.size();i++)
{
if (selState.equals(sL.get(ac)))
{ %>
<option value="<%=(String)sL.get(i)%>"SELECTED><%=(String)sL.get(i)%>
<% }
else
{ %>
<option value="<%=sL.get(i)%>"><%=sL.get(ac)%>
<% } %>
</option>
<%} %>
</select>