var feedPopup = {};

feedPopup.popupOn = false;

feedPopup.show = function (el, on){

var node = el;
var topClass = 'feeds_subscribe';
var popupClass = 'feed_popup';while(node.nodeType != 'body' && node.className != topClass ){
node = node.parentNode;
}
if(node.className != topClass ){
return false;}

var divList = node.getElementsByTagName('div');
for(var idx=0; divList && idx < divList.length; idx++){
node = divList[idx];
if(node.className == popupClass ){
break;
}
}

if(node.className != popupClass ){
return false;}

if(on == 1 && node.style.display == 'none' ){
if(! this.popupOn ){
this.popupOn = true;
node.style.display = 'block';
}
}
else if (on == 0 ){
this.popupOn = false;
node.style.display = 'none';
}

return false;
};


feedPopup.toggleTwisty = function(el){

var node = el;
var topClass = 'feed_popup';
var feedsClass = 'rss_atom_urls';var twistyClass = 'twisty';
while(node.nodeType != 'body' && node.className != topClass ){
node = node.parentNode;
}
if(node.className != topClass ){
return false;}
var topNode = node;

var divList = topNode.getElementsByTagName('div');
for(var idx=0; divList && idx < divList.length; idx++){
node = divList[idx];
if(node.className == feedsClass ){
break;
}
}

if(node.className != feedsClass ){
return false;}
var feedsNode = node;

var divList = topNode.getElementsByTagName('img');
for(var idx=0; divList && idx < divList.length; idx++){
node = divList[idx];
if(node.className == twistyClass ){
break;
}
}
if(node.className != twistyClass ){
return false;}
var twistyImg = node;

if(feedsNode.style.display == 'none' ){
feedsNode.style.display = 'block';
twistyImg.src='images/twisties_open.png';
}
else {
feedsNode.style.display = 'none';
twistyImg.src='images/twisties_closed.png';
}

return false;
};