/***********************************************
* Contractible Headers script- © Dynamic Drive (www.dynamicdrive.com)
* This notice must stay intact for legal use. Last updated Mar 23rd, 2004.
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

var enablepersist="off" //Enable saving state of content structure using session cookies? (on/off)
var collapseprevious="no" //Collapse previously open content when opening present? (yes/no)

if (document.getElementById){
  document.write('<style type="text/css">')
  document.write('.switchcontent{display:none;}')
  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) {
//      Effect.BlindUp(ccollect[inc].id,{duration:.5}); //CRM 1/31/08
      ccollect[inc].style.display="none"
    }
    inc++;
  }
}

function expandcontent(cid){
  if (typeof ccollect!="undefined") {
    if (collapseprevious=="yes") { contractcontent(cid); }
    if (document.getElementById(cid).style.display != "block") {
//    if ($(cid).style.display == "none") {
//      Effect.BlindDown(cid,{duration:.5}); //CRM 1/31/08
      document.getElementById(cid).style.display = "block";
      if (document.getElementById('hdr_' + cid)) {
        $('hdr_' + cid).removeClassName('effects_list').addClassName('effects_list_expanded');
      }
    } else {
//      Effect.BlindUp(cid,{duration:.5}); //CRM 1/31/08
      document.getElementById(cid).style.display= "none";
      if (document.getElementById('hdr_' + cid)) {
        $('hdr_' + cid).removeClassName('effects_list_expanded').addClassName('effects_list');
      }
    }
  }
}

function revivecontent(){
  contractcontent("omitnothing")
  selectedItem=getselectedItem()
  selectedComponents=selectedItem.split("|")
  for (i=0; i<selectedComponents.length-1; i++) {
    document.getElementById(selectedComponents[i]).style.display="block"
  }
}

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

function saveswitchstate(){
  var inc=0, selectedItem=""
  while (ccollect[inc]) {
    if (ccollect[inc].style.display=="block") {
      selectedItem+=ccollect[inc].id+"|"
    }
    inc++
  }
  document.cookie=window.location.pathname+"="+selectedItem
}

function do_onload(){
  uniqueidn=window.location.pathname+"firsttimeload"
  getElementbyClass("switchcontent")
  if (enablepersist=="on" && typeof ccollect!="undefined"){
    document.cookie=(get_cookie(uniqueidn)=="")? uniqueidn+"=1" : uniqueidn+"=0"
    firsttimeload=(get_cookie(uniqueidn)==1)? 1 : 0 //check if this is 1st page load
    if (!firsttimeload) { 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