function changetab(obj){
var div = $(obj).parent("h3").next("div");
div.css("display","block");
div.addClass("active");
if(div.attr("id") == "tab-01"){
$("#tab-02").removeClass("active");
$("#tab-02").css("display","none");
}
if(div.attr("id") == "tab-02"){
$("#tab-01").removeClass("active");
$("#tab-01").css("display","none");
}
}