select option 추가

function addSelectBoxOption(oSelect, value, text){
 var oOption = document.createElement("OPTION");
 oOption.value = value;
 oOption.text = text;
 oSelect.options.add(oOption);
}

function addSelectBoxFirstOption(oSelect, value, text){
 var oOption = document.createElement("OPTION");
 oOption.value = value;
 oOption.text = text;
 oSelect.options.add(oOption, 0);

}