var enablepersist="on" //Enable saving state of content structure? (on/off)
if (document.getElementById)
{
  document.write('<style type="text/css">')
  document.write('.switchcontent1{display:none;}')
  document.write('.switchcontent2{display:block;}')
  document.write('</style>')
}

function getElementbyClass(classname)
{
ccollect=new Array()
var inc=0
var alltags=document.all? document.all : document.getElementsByTagName("*")
  for (i=0; i<alltags.length; i++)
  {
    if (alltags[i].className==classname)
    ccollect[inc++]=alltags[i]
  }
}

function contractcontent(omit)
{
  var inc=0
  while (ccollect[inc])
  {
    if (ccollect[inc].id!=omit)
      ccollect[inc].style.display="none"
    inc++
  }
}

function expandcontent1(cid)
{
  if (typeof ccollect!="undefined")
  {
    if (document.search_unipeptide.unipep_search_field.value == "marker")
    { document.getElementById(cid).style.display = "block" }
    else
    { document.getElementById(cid).style.display = "none"  }
  }
}


function expandcontent2(cid)
{
  if (typeof ccollect!="undefined")
  {
    if (document.search_family.family_search_field.value == "familyid")
    { document.getElementById(cid).style.display = "block" }
    else
    { document.getElementById(cid).style.display = "none"  }
  }
}


function revivecontent()
{
  selectedItem=getselectedItem()
  selectedComponents=selectedItem.split("|")
  contractcontent(selectedComponents[0])
  document.getElementById(selectedComponents[0]).style.display=selectedComponents[1]
}

function getselectedItem()
{
  if (get_cookie(window.location.pathname) != "")
  {
    selectedItem=get_cookie(window.location.pathname)
    return selectedItem
  }
  else
    return ""
}


function get_cookie(Name) 
{
  var search = Name + "="
  var returnvalue = "";
  if (document.cookie.length > 0) 
  {
    offset = document.cookie.indexOf(search)
    if (offset != -1) 
    {
      offset += search.length
      end = document.cookie.indexOf(";", offset);
    if (end == -1) end = document.cookie.length;
    returnvalue=unescape(document.cookie.substring(offset, end))
    }
  }

  return returnvalue;
}




function saveswitchstate()
{
  if (typeof selectedItem!="undefined")
  document.cookie=window.location.pathname+"="+selectedItem
}

function do_onload()
{
  getElementbyClass("switchcontent1")
  if (enablepersist=="on" && getselectedItem()!="")
  revivecontent()
  getElementbyClass("switchcontent2")
  if (enablepersist=="on" && getselectedItem()!="")
  revivecontent()
}

if (window.addEventListener)
window.addEventListener("load", do_onload, false)
else if (window.attachEvent)
window.attachEvent("onload", do_onload)
else if (document.getElementById)
window.onload=do_onload
if (enablepersist=="on" && document.getElementById)
window.onunload=saveswitchstate