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<SELECT ID="oSelect" NAME="Cars" SIZE="3" MULTIPLE>
<OPTION VALUE="1" SELECTED>BMW
<OPTION VALUE="2">Porsche
<OPTION VALUE="3" SELECTED>Mercedes
</SELECT>
This example adds a new option to the end of the SELECT list created above. The new Option constructor can also be used in Microsoft JScript.

<SCRIPT LANGUAGE="JScript">
var oOption = document.createElement("OPTION");
oOption.text="Ferrari";
oOption.value="4";
oSelect.add(oOption);
</SCRIPT>