function init() {
 if (!document.getElementsByTagName) { return; }
 var objs = document.getElementsByTagName("div");
 for (i = 0; i < objs.length; i++) {
 if (objs[i].className == "titem") {
 objs[i].style.display = "none";
 }
 }
}
function func(id) {
 if (!document.getElementsByTagName) { return false; }
 var obj = document.getElementById(id);
 if (obj.style.display == "block") {
 obj.style.display = "none";
 } else {
 obj.style.display = "block";
 }
 return false;
}
function func2(id,id2) {
 if (!document.getElementsByTagName) { return false; }
 var obj = document.getElementById(id);
 var obj2 = document.getElementById(id2);
 var name = obj2.innerText;
 if (obj.style.display == "block") {
 obj.style.display = "none";
 if (name.indexOf(" ") != -1) {
 var index = name.indexOf(" ");
 name = name.substring(0,index+1);
 name = name + "▽";
 }
 } else {
 obj.style.display = "block";
 if (name.indexOf(" ") != -1) {
 var index = name.indexOf(" ");
 name = name.substring(0,index+1);
 name = name + "△";
 }
 }
 obj2.innerText = name;
 return false;
}
function func3(id,id2) {
 if (!document.getElementsByTagName) { return false; }
 var obj = document.getElementById(id);
 var obj2 = document.getElementById(id2);
 var name = "";
 if (obj.style.display == "block") {
 obj.style.display = "none";
 name = "▽";
 } else {
 obj.style.display = "block";
 name = "△";
 }
 obj2.innerText = name;
 return false;
}