$(document).ready(function(){
    $('.formDefault select').combobox( { 
        comboboxContainerClass: "comboboxContainer", 
        comboboxValueContainerClass: "comboboxValueContainer", 
        comboboxValueContentClass: "comboboxValueContent", 
        comboboxDropDownClass: "comboboxDropDownContainer", 
        comboboxDropDownButtonClass: "comboboxDropDownButton", 
        comboboxDropDownItemClass: "comboboxItem", 
        comboboxDropDownItemHoverClass: "comboboxItemHover", 
        animationType: "fadeIn", 
        width: "80px"}); 
})