Use jQuery to select the drop-down box, check box, and single-choice button

<Script>
$ (Function (){
$ ('# Ym'). val (['000000', '000000', '000000']); // select multiple drop-down lists.
$ ('# Ys'). val (['000000']); // select the drop-down list (single-choice)
$ ('Input [name = "g []"] '). val (['3']); // select radio
$ ('Input [name = "fav []"] '). val (['3', '0', '2']); // select the checkbox
});
</Script> <select id = "ym" name = "ym" multiple = "multiple" style = "height: 200px;">
<Option value = "1970"> 1970 </option>
<Option value = "1971"> 1971 </option>
<Option value = "1972"> 1972 </option>
<Option value = "1973"> 1973 </option>
<Option value = "1974"> 1974 </option>
<Option value = "1975"> 1975 </option>
<Option value = "1976"> 1976 </option>
<Option value = "1977"> 1977 </option>
<Option value = "1978"> 1978 </option>
<Option value = "1979"> 1979 </option>
<Option value = "1980"> 1980 </option>
</Select> <select id = "ys" name = "ys">
<Option value = "1970"> 1970 </option>
<Option value = "1971"> 1971 </option>
<Option value = "1972"> 1972 </option>
<Option value = "1973"> 1973 </option>
<Option value = "1974"> 1974 </option>
<Option value = "1975"> 1975 </option>
<Option value = "1976"> 1976 </option>
<Option value = "1977"> 1977 </option>
<Option value = "1978"> 1978 </option>
<Option value = "1979"> 1979 </option>
<Option value = "1980"> 1980 </option>
</Select>

<Input type = "radio" name = "g []" value = "0"/> 0
<Input type = "radio" name = "g []" value = "1"/> 1
<Input type = "radio" name = "g []" value = "2"/> 2
<Input type = "radio" name = "g []" value = "3"/> 3
<Input type = "radio" name = "g []" value = "4"/> 4
<Input type = "radio" name = "g []" value = "5"/> 5

<Input type = "checkbox" name = "fav []" value = "0"/> 0
<Input type = "checkbox" name = "fav []" value = "1"/> 1
<Input type = "checkbox" name = "fav []" value = "2"/> 2
<Input type = "checkbox" name = "fav []" value = "3"/> 3
<Input type = "checkbox" name = "fav []" value = "4"/> 4