/***********************************************
* Switch Content script- © Dynamic Drive (www.dynamicdrive.com)
* This notice must stay intact for legal use. Last updated April 2nd, 2005.
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/
var enablepersist="on" //Enable saving state of content structure using session cookies? (on/off)
var collapseprevious="no" //Collapse previously open content when opening present? (yes/no)

// This section is specifically for NDS OM Phase II grids on Homepage
// To have it expanded on page load
if (document.getElementById) {
  document.write('<style type="text/css">')
  document.write('.switchcontent_Reg{display:block;}')
  document.write('</style>')
}

if (document.getElementById) {
  document.write('<style type="text/css">')
  document.write('.switchcontent{display:block;}')
  document.write('</style>')
}

/*if (document.getElementById) {
  document.write('<style type="text/css">')
  document.write('.switchcontent_WI{display:block;}')
  document.write('</style>')
}*/

function getElementbyClass(rootobj, classname) {
  var temparray=new Array()
  var inc=0
  var rootlength=rootobj.length
  for (i=0; i<rootlength; i++)
    if (rootobj[i].className==classname) temparray[inc++]=rootobj[i]
  return temparray
}

function sweeptoggle(ec) {
  var thestate=(ec=="expand")? "block" : "none"
  var inc=0
  while (ccollect[inc]) {
    ccollect[inc].style.display=thestate
    inc++
  }
  //revivestatus()
}

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

function expandcontent(curobj, cid) {
  var spantags=curobj.getElementsByTagName("SPAN")
  var showstateobj=getElementbyClass(spantags, "showstate")
  if (ccollect.length>0) {
    if (collapseprevious=="yes") {
			if(cid == "CBLO") {
				contractcontent(cid + "_1")
				contractcontent(cid + "_2")
				contractcontent(cid + "_3")
			}
			if(cid == "Forex") {
				contractcontent(cid + "_1")
				contractcontent(cid + "_2")
				contractcontent(cid + "_3")
			}
			if(cid == "NDSOM") {
				contractcontent(cid + "_1")
				contractcontent(cid + "_2")
				contractcontent(cid + "_3")
				contractcontent(cid + "_4")
			}
			if(cid == "NDSOMReg") {
				contractcontent(cid + "_1")
				contractcontent(cid + "_2")
			}
			if(cid == "NDSOMWI") {
				//contractcontent(cid + "_1")
				contractcontent(cid + "_2")
			}
			if(cid == "NDSOMMWWIP") {
				contractcontent(cid + "_1")
			}
			if(cid == "NDSOMMWWIT") {
				contractcontent(cid + "_1")
			}
    }
		if(cid == "CBLO") {
	    document.getElementById(cid + "_1").style.display=(document.getElementById(cid + "_1").style.display!="block")? "block" : "none"
	    document.getElementById(cid + "_2").style.display=(document.getElementById(cid + "_2").style.display!="block")? "block" : "none"
	    document.getElementById(cid + "_3").style.display=(document.getElementById(cid + "_3").style.display!="block")? "block" : "none"
		}
		if(cid == "Forex") {
	    document.getElementById(cid + "_1").style.display=(document.getElementById(cid + "_1").style.display!="block")? "block" : "none"
	    document.getElementById(cid + "_2").style.display=(document.getElementById(cid + "_2").style.display!="block")? "block" : "none"
	    document.getElementById(cid + "_3").style.display=(document.getElementById(cid + "_3").style.display!="block")? "block" : "none"
		}
		if(cid == "NDSOM") {
	    document.getElementById(cid + "_1").style.display=(document.getElementById(cid + "_1").style.display!="block")? "block" : "none"
	    document.getElementById(cid + "_2").style.display=(document.getElementById(cid + "_2").style.display!="block")? "block" : "none"
	    document.getElementById(cid + "_3").style.display=(document.getElementById(cid + "_3").style.display!="block")? "block" : "none"
	    document.getElementById(cid + "_4").style.display=(document.getElementById(cid + "_4").style.display!="block")? "block" : "none"
		}
		if(cid == "NDSOMReg") {
	    document.getElementById(cid + "_1").style.display=(document.getElementById(cid + "_1").style.display!="block")? "block" : "none"
	    document.getElementById(cid + "_2").style.display=(document.getElementById(cid + "_2").style.display!="block")? "block" : "none"
		}
		if(cid == "NDSOMWI") {
	    //document.getElementById(cid + "_1").style.display=(document.getElementById(cid + "_1").style.display!="block")? "block" : "none"
	    document.getElementById(cid + "_2").style.display=(document.getElementById(cid + "_2").style.display!="block")? "block" : "none"
		}
		if(cid == "NDSOMMWWIP") {
	    document.getElementById(cid + "_1").style.display=(document.getElementById(cid + "_1").style.display!="block")? "block" : "none"
		}
		if(cid == "NDSOMMWWIT") {
	    document.getElementById(cid + "_1").style.display=(document.getElementById(cid + "_1").style.display!="block")? "block" : "none"
		}
  }
}

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 revivestatus() {
  var inc=0
  while (statecollect[inc]) {
    inc++
  }
}

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"
  var alltags=document.all? document.all : document.getElementsByTagName("*")
  ccollect=getElementbyClass(alltags, "switchcontent")
  statecollect=getElementbyClass(alltags, "showstate")
  if (enablepersist=="on" && ccollect.length>0) {
    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 (ccollect.length>0 && statecollect.length>0) revivestatus()
}
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