/***********************************************

* Switch Content script II- © 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 ccollect="0"

var statecollect=1

var enablepersist="off" //Enable saving state of content structure using session cookies? (on/off)

var memoryduration="7" //persistence in # of days



var contractsymbol='i/i_minus.png' //Path to image to represent contract state.

var expandsymbol='i/i_plus.png' //Path to image to represent expand state.



/////No need to edit beyond here //////////////////////////



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 inc=0

while (ccollect[inc]){

ccollect[inc].style.display=(ec=="contract")? "none" : ""

inc++

}

revivestatus()

}





function expandcontent(curobj, cid){

if (ccollect.length>0){

document.getElementById(cid).style.display=(document.getElementById(cid).style.display!="none")? "none" : ""

curobj.src=(document.getElementById(cid).style.display=="none")? expandsymbol : contractsymbol

}

}



function revivecontent(){

selectedItem=getselectedItem()

selectedComponents=selectedItem.split("|")

for (i=0; i<selectedComponents.length-1; i++)

document.getElementById(selectedComponents[i]).style.display="none"

}



function revivestatus(){

var inc=0

while (statecollect[inc]){

if (ccollect[inc].style.display=="none")

statecollect[inc].src=expandsymbol

else

statecollect[inc].src=contractsymbol

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=="none")

selectedItem+=ccollect[inc].id+"|"

inc++

}

if (get_cookie(window.location.pathname)!=selectedItem){ //only update cookie if current states differ from cookie's

var expireDate = new Date()

expireDate.setDate(expireDate.getDate()+parseInt(memoryduration))

document.cookie = window.location.pathname+"="+selectedItem+";path=/;expires=" + expireDate.toGMTString()

}

}



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" && get_cookie(window.location.pathname)!="" && ccollect.length>0)

revivecontent()

if (ccollect.length>0 && statecollect.length>0)

revivestatus()

sweeptoggle('contract') /* zwija na starcie */

}



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