/*
 *
 * 内容の表示非表示
 *
 */
function showarea(num) {
if(document.getElementById) {
document.getElementById("docarea-" + num).style.display = "block";
document.getElementById("openarea-" + num).style.display = "none";
document.getElementById("closearea-" + num).style.display = "inline";
}
return false;
}
function hidearea(num) {
if(document.getElementById) {
document.getElementById("docarea-" + num).style.display = "none";
document.getElementById("openarea-" + num).style.display = "inline";
document.getElementById("closearea-" + num).style.display = "none";
}
return false;
}