/* This script and many more are available free online at
The JavaScript Source!! http://javascript.internet.com
Created by: Konstantin Jagello | http://javascript-array.com/ */

var TimeOut         = 300;
var currentLayer    = null;
var currentitem     = null;
var currentLayerNum = 0;
var noClose         = 0;
var closeTimer      = null;

function mopen(n) {
  var l  = document.getElementById("menu"+n);
  var mm = document.getElementById("mmenu"+n);
	
  if(l) {
    mcancelclosetime();
    l.style.visibility='visible';
    if(currentLayer && (currentLayerNum != n))
      currentLayer.style.visibility='hidden';
    currentLayer = l;
    currentitem = mm;
    currentLayerNum = n;			
  } else if(currentLayer) {
    currentLayer.style.visibility='hidden';
    currentLayerNum = 0;
    currentitem = null;
    currentLayer = null;
 	}
}

function mclosetime() {
  closeTimer = window.setTimeout(mclose, TimeOut);
}

function mcancelclosetime() {
  if(closeTimer) {
    window.clearTimeout(closeTimer);
    closeTimer = null;
  }
}

function mclose() {
  if(currentLayer && noClose!=1)   {
    currentLayer.style.visibility='hidden';
    currentLayerNum = 0;
    currentLayer = null;
    currentitem = null;
  } else {
    noClose = 0;
  }
  currentLayer = null;
  currentitem = null;
}

document.onclick = mclose; 


function showMenu() {
  document.writeln('<ul id="dd">');
  document.writeln('<li><a href="/works/" class="menu" id="mmenu1" onmouseover="mopen(1);" onmouseout="mclosetime();">事業内容</a>');
  document.writeln('</li>');
  document.writeln('<li><a href="/company/" class="menu" id="mmenu2" onmouseover="mopen(2);" onmouseout="mclosetime();">About us</a>');
   document.writeln('</li>');
  document.writeln('<li><a href="/recruit/" class="menu" id="mmenu3" onmouseover="mopen(3);" onmouseout="mclosetime();">採用情報</a>');
  document.writeln('</li>');
  document.writeln('<li><a href="/contact/" class="menu" id="mmenu4" onmouseover="mopen(4);" onmouseout="mclosetime();">お問い合わせ</a></li>');
  document.writeln('<li><a href="/topics/" class="menu" id="mmenu5" onmouseover="mopen(5);" onmouseout="mclosetime();">Topics</a></li>');
  document.writeln('</ul>');
}