function setCookie (name, value) {
   var curCookie = name + "=" + escape(value) + ";expires=Sun, 31-Dec-34 23:59:59 GMT";
   if ((escape(value)).length <= 4000) document.cookie = curCookie+";";
}

function getCookie (name) {
  var prefix = name + "=";
   var cookieStartIndex = document.cookie.indexOf(prefix);
   if (cookieStartIndex == -1) return null;
   var cookieEndIndex = document.cookie.indexOf(";", cookieStartIndex + prefix.length);
   if (cookieEndIndex == -1) cookieEndIndex = document.cookie.length;
   return unescape(document.cookie.substring(cookieStartIndex + prefix.length, cookieEndIndex));
}

function load_cook()        {
   var id = getCookie("DSWind");
   if(document.getElementById("pic"+id))
      pic_check=document.getElementById("pic"+id);
      pic_check.src="http://www.crystalgroup.co.jp/images/minimize.gif";
   if(document.getElementById("tab"+id))
      document.getElementById("tab"+id).style.display="";
}

function hsh_pic(id)
{
 if(document.getElementById("pic"+id)){
        pic_check=document.getElementById("pic"+id);
        if (pic_check.src=="http://www.crystalgroup.co.jp/images/maximize.gif")
                {
                        pic_check.src="http://www.crystalgroup.co.jp/images/minimize.gif";
                        document.getElementById("tab"+id).style.display="";
                        setCookie("DSWind",id);
                }
        else
                {
                        pic_check.src="http://www.crystalgroup.co.jp/images/maximize.gif";
                        document.getElementById("tab"+id).style.display="none";
                }
        }
}

function CheckBox(form,id)
{
        btn=document.getElementById("c"+id);
        if (btn.value=="Check All")
                {
                        btn.value="Uncheck All"
                        value=true;
                }
        else
                {
                        btn.value="Check All"
                        value=false;
                }
        for(i=0; i<form.elements.length; i++)
        {
                box = form.elements[i];
                if(box.name == 'box[]')
                {
                        box.checked = value;
                }
        }
}