$(document).ready(function(){
    $("#subject").change(function(){
 
        if ($(this).val() == "business" ) {
 
            $("#budget").slideDown("fast"); //Slide Down Effect
            $("#budget").removeClass("hide");
        } else {
 
            $("#budget").slideUp("fast");    //Slide Up Effect
 
        }
    });
     $("#budget").change(function(){
 
        if ($(this).val() == "business" ) {
 
            $("#budget").slideDown("fast"); //Slide Down Effect
            $("#budget").removeClass("hide");
        } else {
 
            $("budget").slideUp("fast");    //Slide Up Effect
 
        }
    });
});