function formOpen_cond(){
var obj1 = document.getElementById("btOpen");
var obj2 = document.getElementById("areaTopList");
var obj3 = document.getElementById("btClose");
obj1.style.display = "none";
obj2.style.display = "block";
obj3.style.display = "block";
}

function formClose_cond(){
var obj1 = document.getElementById("btOpen");
var obj2 = document.getElementById("areaTopList");
var obj3 = document.getElementById("btClose");

obj1.style.display = "block";
obj2.style.display = "none";
obj3.style.display = "none";
}