<FORM ACTION="http://www.yoursite.com/cgi-bin/search.pl" METHOD="GET">
<INPUT TYPE="Text" NAME="query" SIZE="30">
<INPUT TYPE="Hidden" NAME="stpos" VALUE="0">
<INPUT TYPE="Submit" VALUE="Search">
<BR>Search mode: 
<INPUT TYPE="Radio" NAME="stype" VALUE="AND" checked>"AND"
<INPUT TYPE="Radio" NAME="stype" VALUE="OR">"OR"
</FORM>