var live_replies = 0;

function set_visible(id, on_off) {
	var el = document.all ? document.all[id] : document.getElementById(id);
	if(el && el.style) el.style.visibility = on_off ? 'visible' : 'hidden';
}
function display(id, on_off) {
	var el = document.all ? document.all[id] : document.getElementById(id);
	if(el && el.style) el.style.display = on_off ? '' : 'none';
}
function toggle_display(id) {
	var el = document.all ? document.all[id] : document.getElementById(id);
	if(el && el.style) el.style.display = el.style.display ? '' : 'none';
}
function toggle_dropdown(id) {
	display('new_dropdown', false);
	display('explore_dropdown', false);
	display('group_post_table', false);
	var el = getEl(id);
	el.style.display = el.style.display ? '' : 'none';
	el.style.zIndex = 199;
	if((id == 'go_dropdown' || id == 'new_dropdown' || id == 'explore_dropdown') && hide_owner_title) {
		var ot = getEl('owner_nav');
set_visible('owner_nav', el.style.display);
set_visible('page_start', el.style.display);
		if(ot) ot.style.marginTop = el.style.display ? '0' : '1200px';
	}
	if(getEl('page-start')) {
		getEl('page-start').style.opacity = el.style.display ? 1 : .4;
		getEl('page-start').style.filter = el.style.display ? "" : "alpha(opacity=40)";
	//	set_visible('page-start', el.style.display);
	}
}
function toggle_submenu(id) {
	toggle_display(id);
}
var hide_owner_title;
function hide_dropdown_delay(id) {
	display(id, false);
	var slider = getEl('slider-1');
	if(slider) slider.style.visibility = 'visible';
	if(hide_owner_title) {
		var ot = getEl('owner_nav');
		if(ot) ot.style.marginTop = '0';
	}
	if(getEl('page-start')) {
		getEl('page-start').style.opacity = 1;
		getEl('page-start').style.filter = "";
	//	set_visible('page-start', 1);
	}
}
var hide_timeout;
function hide_delay(id) {
	var func = "hide_dropdown_delay('" + id + "')";
	if(!hide_timeout) hide_timeout = window.setTimeout(func, 500);
}
function no_hide_delay() {
	window.clearTimeout(hide_timeout)
	hide_timeout = 0;
}
var dropdown_group_id;
function set_group_for_posting(group_id) {
	dropdown_group_id = group_id;
	display('group_post_tabledropdown', 1);
}
function toggle_group_dropdown(div_id, group_id, group_name, top) {
	var gname = getEl(div_id + '_name');
	if(gname) gname.innerHTML = '<nobr><h4>' + group_name + '</h4></nobr>';
//	var popupdiv = getEl(div_id);
//	popupdiv.style.marginTop = top;
	if(dropdown_group_id == group_id) {
		toggle_display(div_id);
	}
	else {
		dropdown_group_id = group_id;
		display(div_id, 1);
	}
}
function go_group(url) {
	if(dropdown_group_id)
		window.location.href = 'http://' + dropdown_group_id + '.multiply.com' + url;
	else
		alert("Please select a group first.");
}
function confirmLink(message, url) {
	if(confirm(message)) window.location.href = url;
}
function confirmSubmit(message, form_name) {
	if(confirm(message)) getEl(form_name).submit();
}
function getEl(el) {
	return document.all ? document.all[el] : document.getElementById(el);
}
function readCookie(name) {
	if(document.cookie == '') return false;

	var firstChar, lastChar;
	var theBigCookie = document.cookie;
	name = name + '=';
	firstChar = theBigCookie.indexOf(name);
	if (firstChar != -1) {
		firstChar += name.length;
		lastChar = theBigCookie.indexOf(';', firstChar);
		if(lastChar == -1) lastChar = theBigCookie.length;
		return unescape(theBigCookie.substring(firstChar, lastChar));
	}
	else {
		return false;
	}
}
function setImgSrc(id, src, width, height) {
	var img = getEl(id);
	img.width = width;
	img.height = height;
	img.src = src;
}
function window_height() {
	var myHeight = 0;
	if(typeof(window.innerHeight) == 'number') {
		myHeight = window.innerHeight;
	}
	else if(document.documentElement && document.documentElement.clientHeight) {
		myHeight = document.documentElement.clientHeight;
	}
	else if(document.body && document.body.clientHeight) {
		myHeight = document.body.clientHeight;
	}
	return myHeight;
}
function containsDOM (container, containee) {
	var isParent = false;
	do {
		if ((isParent = container == containee))
			break;
		containee = containee.parentNode;
	}
	while (containee != null);
	return isParent;
}
function checkMouseEnter (element, evt) {
	if (element.contains && evt.fromElement) {
		return !element.contains(evt.fromElement);
	}
	else if (evt.relatedTarget) {
		return !containsDOM(element, evt.relatedTarget);
	}
}
function doesContain(elThis, elThat) {
	if (elThat == elThis) return true;
	if (elThat == null) return false;
	return doesContain(elThis, elThat.parentNode);
}
function checkMouseLeave (element, evt) {
	if (evt.toElement) {
		return !doesContain(element, evt.toElement);
	}
	else if (evt.relatedTarget) {
		return !containsDOM(element, evt.relatedTarget);
	}
}
var keyActions = new Array ();

keyActions [0] = {character:  "P",
	param:      "http://multiply.com/compose/pm"};

keyActions [1] = {character:  "N",
	param:      "http://multiply.com/compose/note"};

keyActions [2] = {character:  "U",
	param:      "http://multiply.com/go-user-site?xurl=photos/upload"};

keyActions [3] = {character:  "J",
	param:      "http://multiply.com/go-user-site?xurl=journal/compose"};

keyActions [4] = {character:  "S",
	param:      "http://multiply.com/go-user-site?xurl=calendar/compose"};

keyActions [5] = {character:  "V",
	param:      "http://multiply.com/go-user-site?xurl=reviews/compose"};

keyActions [6] = {character:  "M",
	param:      "http://multiply.com/go-user-site?xurl=market/compose"};

keyActions [7] = {character:  "I",
	param:      "http://multiply.com/go-user-site?xurl=recipes/compose"};

keyActions [8] = {character:  "L",
	param:      "http://multiply.com/go-user-site?xurl=links/compose"};

function hotKeys (event) {
	event = (event) ? event : ((window.event) ? event : null);
	if (event && event.ctrlKey) {
		var charCode = (event.charCode) ? event.charCode : ((event.which) ? event.which : event.keyCode);
		var myChar = String.fromCharCode (charCode).toLowerCase();
		if (event.shiftKey) {myChar = myChar.toUpperCase();}
		if (myChar == "m" || myChar == "\n" || myChar == "\r") {return submitReply();}
		for (var i = 0; i < keyActions.length; i++) {
			if (keyActions[i].character == myChar) {
				var action;
				action = new Function ('location.href	="' + keyActions[i].param + '"');
				action ();
				break;
			}
		}
	}
}
var xml_reqs = new Array();
function load_xml_document(req_name, url, callback) {
    // branch for native XMLHttpRequest object
    if (window.XMLHttpRequest) {
        xml_reqs[req_name] = new XMLHttpRequest();
        xml_reqs[req_name].onreadystatechange = callback;
        xml_reqs[req_name].open("GET", url, true);
        xml_reqs[req_name].send(null);
    // branch for IE/Windows ActiveX version
    } else if (window.ActiveXObject) {
        xml_reqs[req_name] = new ActiveXObject("Microsoft.XMLHTTP");
        if (xml_reqs[req_name]) {
            xml_reqs[req_name].onreadystatechange = callback;
            xml_reqs[req_name].open("GET", url, true);
            xml_reqs[req_name].send();
        }
    }
}
function addEvent(obj, evType, fn, useCapture) {
  if (obj.addEventListener) {
    obj.addEventListener(evType, fn, useCapture);
    return true;
  } else if (obj.attachEvent) {
    var r = obj.attachEvent("on"+evType, fn);
    return r;
  };
};
function quicksearch_setup() {
	var input = getEl('quicksearchinput');
	if(input) {
		ph = input.getAttribute("placeholder")
		if( ph && ph != "" ) {
			input.value = ph;
			input.style.color = 'gray';
			input.onfocus = quicksearch_focus;
			input.onblur = quicksearch_blur;
		}
	}
}

function quicksearch_focus() {
	if( this.style.color == 'gray' ) {
		this.value = '';
		this.style.color = 'black';
	}
}
function quicksearch_blur() {
	ph = this.getAttribute("placeholder")
	if( ph && this.value == "" ) {
		this.value = ph;
		this.style.color = 'gray';
	}
}