// DHTML scripts for Well Dressing venue page

function getCookie(c_name)
{
  if (document.cookie.length>0)
  {
    c_start = document.cookie.indexOf(c_name + "=");
    if (c_start!= -1)
    { 
      c_start = c_start + c_name.length+1; 
      c_end = document.cookie.indexOf(";", c_start);
      if (c_end == -1) c_end = document.cookie.length;
      return unescape(document.cookie.substring(c_start, c_end));
    } 
  }
  return "";
}

function setCookie(c_name, value, expiredays)
{
  var exdate = new Date();
  exdate.setDate(exdate.getDate() + expiredays);
  document.cookie = c_name + "=" + escape(value)+
    ((expiredays == null) ? "" : ";expires=" + exdate.toGMTString());
}

function hidepast() {
 if (!showingpast) return false;
 for (i = j = 0; i < divs.length; i++)
 {
  if (divs[i].className == "vpast")
  {
   divs[i].style.display = "none";
  }
 }
 showingpast = false;
 setCookie("pastvenues", "false", 30);
 return true;
}

function showpast() {
 if (showingpast) return false;
 divs = document.getElementById("namelist").getElementsByTagName("div");
 for (i = 0; i < divs.length; i++)
 {
  if (divs[i].className == "vpast")
  {
   divs[i].style.display = "inline";
  }
 }
 showingpast = true;
 setCookie("pastvenues", "true", 30);
 return true;
}

function checkPastVenues() {
 if (getCookie("pastvenues") == "true")
 {
  pp = document.getElementsByName("past");
  for (x = 0; x < pp.length; x++)
  {
   if (pp[x].value == "1") pp[x].checked = "true";
  }
  showpast();
 }
}