Check my article on SupportLink. It should give you a good idea on how to develop an "upgradeable" solution.
But, I understand that you might be time pressed, so ..., alternatively you may put this piece of code as an HTML Item somehwere towards the end of page.
<script language="JavaScript">
for( var i=0; i<preProcessControlArray.length; i++){
var cntlName = eval(preProcessControlArray[i]);
if ( cntlName.m_oSubmit.name == 'p_First name' ){
 var s = new String(cntlName.m_sRef);
 var oIdAdvancedOptions = document.getElementById("idAdvancedOptions"+s);
 var oimgAdvancedArrow = document.getElementById("imgAdvancedArrow"+s);
 var oIdSelections = document.getElementsByName("swsOption"+s);
 oIdAdvancedOptions.style.display = "inline";
 oimgAdvancedArrow.src = "../skins/current/prompting/images/prompt_option_collapse.gif";
 if (cntlName.m_oShowOptions)
 {
  cntlName.m_oShowOptions.value="true";
 }
 oIdSelections[2].checked="1";
 cntlName.setOptions('on','off');
 break;
}
}
</script>
Enjoy!