/** comments **/

var removeInlineForm = function(form) {

	form.parentNode.removeChild(form);

};

var tableTr = function(cls,body){

	var form = document.createElement('tr');

	YUD.addClass(form, cls);

	form.innerHTML = '<td class="lineno-inline new-inline"></td>'+

    				 '<td class="lineno-inline old-inline"></td>'+ 

                     '<td>{0}</td>'.format(body);

	return form;

};

var createInlineForm = function(parent_tr, f_path, line) {

	var tmpl = YUD.get('comment-inline-form-template').innerHTML;

	tmpl = tmpl.format(f_path, line);

	var form = tableTr('comment-form-inline',tmpl)

	// create event for hide button

	form = new YAHOO.util.Element(form);

	var form_hide_button = new YAHOO.util.Element(form.getElementsByClassName('hide-inline-form')[0]);

	form_hide_button.on('click', function(e) {

		var newtr = e.currentTarget.parentNode.parentNode.parentNode.parentNode.parentNode;

		removeInlineForm(newtr);

		YUD.removeClass(parent_tr, 'form-open');

	});

	return form

};

var injectInlineForm = function(tr){

	  if(YUD.hasClass(tr,'form-open') || YUD.hasClass(tr,'context')){

		  return

	  }	

	  YUD.addClass(tr,'form-open');

	  var node = tr.parentNode.parentNode.parentNode.getElementsByClassName('full_f_path')[0];

	  var f_path = YUD.getAttribute(node,'path');

	  var lineno = getLineNo(tr);

	  var form = createInlineForm(tr, f_path, lineno);

	  var target_tr = tr;

	  if(YUD.hasClass(YUD.getNextSibling(tr),'inline-comments')){

		  target_tr = YUD.getNextSibling(tr);

	  }

	  YUD.insertAfter(form,target_tr);

	  YUD.get('text_'+lineno).focus();	

};

var createInlineAddButton = function(tr,label){

	var add = new YAHOO.util.Element(tableTr('inline-comments-button',html));

	add.on('click', function(e) {

		injectInlineForm(tr);

	});

	return add;

};

var getLineNo = function(tr) {

	var line;

	var o = tr.children[0].id.split('_');

	var n = tr.children[1].id.split('_');

	if (n.length >= 2) {

		line = n[n.length-1];

	} else if (o.length >= 2) {

		line = o[o.length-1];

	}

	return line

};

var fileBrowserListeners = function(current_url, node_list_url, url_base,

									truncated_lbl, nomatch_lbl){

	var current_url_branch = +"?branch=__BRANCH__";

	var url = url_base;

	var node_url = node_list_url;	

	YUE.on('stay_at_branch','click',function(e){

	    if(e.target.checked){

	        var uri = current_url_branch;

	        uri = uri.replace('__BRANCH__',e.target.value);

	        window.location = uri;

	    }

	    else{

	        window.location = current_url;

	    }

	})            

	var n_filter = YUD.get('node_filter');

	var F = YAHOO.namespace('node_filter');

	F.filterTimeout = null;

	var nodes = null;

	F.initFilter = function(){

	  YUD.setStyle('node_filter_box_loading','display','');