// JavaScript Document
var initialtab=[1, "forsale"]

function cascadedstyle(el, cssproperty, csspropertyNS){
if (el.currentStyle)
return el.currentStyle[cssproperty]
else if (window.getComputedStyle){
var elstyle=window.getComputedStyle(el, "")
return elstyle.getPropertyValue(csspropertyNS)
}
}

var previoustab=""

function expandcontent(cid, aobject){
var links=document.getElementsByTagName("a");
for(i=0;i<links.length;i++) {
if(links[i].className=="tab") {
   links[i].style.backgroundColor="#DDDDDD";
 }
}
     aobject.style.backgroundColor="#FFFFFF";
if (document.getElementById){
highlighttab(aobject)
detectSourceindex(aobject)
if (previoustab!="")
document.getElementById(previoustab).style.display="none"
document.getElementById(cid).style.display="block"
previoustab=cid
if (aobject.blur)
aobject.blur()
return false
}
else
return true
}

function highlighttab(aobject){
if (typeof tabobjlinks=="undefined")
collecttablinks()
//for (i=0; i<tabobjlinks.length; i++)
//tabobjlinks[i].style.backgroundColor=initTabcolor
//var themecolor=aobject.getAttribute("theme")? aobject.getAttribute("theme") : initTabpostcolor
//aobject.style.backgroundColor=document.getElementById("tabcontentcontainer").style.backgroundColor=themecolor
}

function collecttablinks(){
var tabobj=document.getElementById("tablist")
tabobjlinks=tabobj.getElementsByTagName("A")
}

function detectSourceindex(aobject){
for (i=0; i<tabobjlinks.length; i++){
if (aobject==tabobjlinks[i]){
tabsourceindex=i //source index of tab bar relative to other tabs
break
}
}
}

function do_onload(){
var cookiename=(typeof persisttype!="undefined" && persisttype=="sitewide")? "tabcontent" : window.location.pathname
var cookiecheck=window.get_cookie && get_cookie(cookiename).indexOf("|")!=-1
collecttablinks()
initTabcolor=cascadedstyle(tabobjlinks[1], "backgroundColor", "background-color")
initTabpostcolor=cascadedstyle(tabobjlinks[0], "backgroundColor", "background-color")
if (typeof enablepersistence!="undefined" && enablepersistence && cookiecheck){
var cookieparse=get_cookie(cookiename).split("|")
var whichtab=cookieparse[0]
var tabcontentid=cookieparse[1]
expandcontent(tabcontentid, tabobjlinks[whichtab])
}
else
expandcontent(initialtab[1], tabobjlinks[initialtab[0]-1])
}

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





/* popup window stuff */

function isUndefined(v) {
    var undef;
    return v===undef;
}

var _POPUP_FEATURES = 'location=0,resizable=yes, statusbar=0,scrollbars=1, menubar=0, width=540, height=500';

function raw_popup(url, target, features) {
    // pops up a window containing url optionally named target, optionally having features
    if (isUndefined(features)) features = _POPUP_FEATURES;
    if (isUndefined(target  )) target   = '_blank';
    var theWindow = window.open(url, target, features);
    theWindow.focus();
    return theWindow;
}

function link_popup(src, features) {
    // to be used in an html event handler as in: <a href="..." onclick="link_popup(this,...)" ...
    // pops up a window grabbing the url from the event source's href
    return raw_popup(src.getAttribute('href'), src.getAttribute('target') || '_blank', features);
}