Q409 How can I select a US state from a drop down list and have the 2 character abbreviation appear in a text box?

<form>
<select onChange="this.form.state.value=this[this.selectedIndex].value">
<option value="AL">Alabama 
<option value="AK">Alaska
<option value="AZ">Arizona
<option value="AR">Arkansas
<option value="CA">California
<option value="CO">Colorado
<option value="CT">Connecticut
<option value="DE">Delaware
<option value="FL">Florida
<option value="GA">Georgia
<option value="HI">Hawaii
<option value="ID">Idaho
<option value="IL">Illinois
<option value="IN">Indiana
<option value="IA">Iowa
<option value="KS">Kansas
<option value="KY">Kentucky
<option value="LA">Louisiana
<option value="ME">Maine
<option value="MD">Maryland
<option value="MA">Massachusetts
<option value="MI">Michigan
<option value="MN">Minnesota
<option value="MS">Mississippi
<option value="MO">Missouri
<option value="MT">Montana
<option value="NE">Nebraska
<option value="NV">Nevada
<option value="NH">New Hampshire
<option value="NJ">New Jersey
<option value="NM">New Mexico
<option value="NY">New York
<option value="NC">North Carolina
<option value="ND">North Dakota
<option value="OH">Ohio
<option value="OK">Oklahoma
<option value="OR">Oregon
<option value="PA">Pennsylvania
<option value="RI">Rhode Island
<option value="SC">South Carolina
<option value="SD">South Dakota
<option value="TN">Tennessee
<option value="TX">Texas
<option value="UT">Utah
<option value="VT">Vermont
<option value="VA">Virginia
<option value="WA">Washington
<option value="WV">West Virginia
<option value="WI">Wisconsin
<option value="WY">Wyoming
</select>
<input type="text" size="2" name="state">
</form>