/* Script Version 7.5.6 */

// Current Menu
var currentMenu = null;
var currentMenuStatus = false;
var is_pending = 0;
var submit_clicked = 0;

function ubbtAJAX(url, callback, responseType) {

	var req = init();

	req.onreadystatechange = processRequest;

	if (!responseType) {
		responseType = "text";
	}

	var type = responseType;

 	function init() {
		if (window.XMLHttpRequest) {
			http_request = new XMLHttpRequest();
		} else if (window.ActiveXObject) { // IE
			try {
				http_request = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) {
				try {
					http_request = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) {}
			}
		}
		return http_request;
	}

	function processRequest () {
		if (req.readyState != 4) { return; }
		if (req.readyState == 4) {
			if (callback) {
				if (type == "xml") {
					callback(req.responseXML);
				} else {
					callback(req.responseText);
				}
			}
			req.onreadystatechange = function() {};
			req.abort();
		}
	}

	this.sendData = function(meth,params) {

		if (meth == "GET") {
			req.open("GET", url, true);
			req.send(null);
		} else {
    			req.open('POST', url, true);
      			req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
      			req.setRequestHeader("Content-length", params.length);
      			req.setRequestHeader("Connection", "close");
      			req.send(params);
    		}
	}
}

function markRead(forum,replacer) {

	var url = script + "?ubb=markread&forum=" + forum;
	var ajax = new ubbtAJAX(url);
	ajax.sendData("GET");

	image = get_object('icon-' + forum);
	image.src = baseurl + "/images/" + imagedir + "/" + replacer;

	obj = get_object('threads-' + forum);
	obj.innerHTML = '';

	obj = get_object('posts-' + forum);
	obj.innerHTML = '';

}

// Given an elements id, grab the contents and copy to the clipboard.
//
// Note: it tries the IE way 1st, then uses flash for all others.
function copyToClipboard(id) {
	var txtSrc = get_object(id).innerHTML;

	// Gotta strip all the tag crapola first
	var re = /<\S[^><]*>/g;
	txtSrc = txtSrc.replace(re,'');
	txtSrc = txtSrc.replace(/&nbsp;/g,' ');
	txtSrc = txtSrc.replace(/&gt;/g,'>');
	txtSrc = txtSrc.replace(/&lt;/g,'<');

  if (window.clipboardData) {
    window.clipboardData.setData("Text",txtSrc);
  } else {
    var flashcopier = 'flashcopier';
    if(!document.getElementById(flashcopier)) {
      var divholder = document.createElement('div');
      divholder.id = flashcopier;
      document.body.appendChild(divholder);
    }
    document.getElementById(flashcopier).innerHTML = '';
    var divinfo = '<embed src="'+baseurl+'/libs/geshi/_clipboard.swf" FlashVars="clipboard='+encodeURIComponent(txtSrc)+'" width="0" height="0" type="application/x-shockwave-flash"></embed>';
    document.getElementById(flashcopier).innerHTML = divinfo;
  }
}

function doPreview() {
	if (is_pending) return;
	is_pending = 1;

	obj = document.replier;

	body = get_object('texteditor').value;
	convert = '';
	if (obj.convert) {
		convert = obj.convert.value;
	}

	gallery = 0;
	if (obj.gallery) {
		gallery = obj.gallery.value;
	}

	obj = get_object('preview_text');
	obj.innerHTML = loadingpreview;
	area = get_object('preview_area');
	area.style.display = "";

	var url = script;
	var ajax = new ubbtAJAX(url, updatePreview);
	ajax.sendData("POST","ubb=previewpost&convert=" + convert + "&gallery=" + gallery + "&Body=" + encodeURIComponent(body));
}

function updatePreview(responseXML) {
	postBody = responseXML;
	obj = get_object('preview_text');
	obj.innerHTML = postBody;
	is_pending = 0;
}


// Get and retrieve an object
function get_object(obj) {
	if (document.getElementById) {
		return document.getElementById(obj);
	} else if (document.all) {
		return document.all[obj];
	} else if (document.layers) {
		return document.layers[obj];
	} else {
		return null;
	}
}

// Get the position of the current object
function get_offset(obj) {
	var left_offset = obj.offsetLeft;
	var top_offset = obj.offsetTop;

	while ((obj = obj.offsetParent) != null)
	{
		left_offset += obj.offsetLeft;
		top_offset += obj.offsetTop;
	}
	top_offset += 2;
	return { 'left' : left_offset, 'top' : top_offset };
}


// Show/Hide a block of content and set a cookie
function showHideBlock(e) {

	element = get_object(e);
	image = get_object('toggle_' + e);

	currentCookie = "";
	currentCookie = getCookie('ubbt_collapsed');

	if (element.style.display == "none") {
		element.style.display = "";
		re = new RegExp(e, "ig");
		newCookie = currentCookie.replace(re, "");
		image.src = baseurl + "/images/" + imagedir + "/toggle_closed.gif";
	} else {
		element.style.display = "none";
		image.src = baseurl + "/images/" + imagedir + "/toggle_open.gif";
		newCookie = currentCookie + "|" + e + "|";
	}

	setCookie('ubbt_collapsed',newCookie);

} // end showHideBlock

// Show/Hide any block of text
function showHide(obj,delay) {

	obj = get_object(obj);
	if (obj.style.display == "none") {
		obj.style.display = '';
	} else {
		obj.style.display = "none";
	} // end if
	return true;

} // end showHide


// Show/Hide a popup menu
function showHideMenu(obj,e) {
	obj = get_object(obj);

	pos = get_offset(obj);
	leftpx = pos['left'];
	toppx = pos['top'] + obj.offsetHeight;

	element = get_object(e);

	// Close the last active menu
	if (currentMenu != null && typeof currentMenu == "object" && currentMenu != element) {
		currentMenu.style.display = "none";
	}


	if (element.style.display == "none") {
		element.style.visibility = "hidden";
		element.style.display = "";
		currentMenu = element;
		currentMenuStatus = true;

		element.style.position = 'absolute';
		element.style.zIndex = 50;

		// Compensate for menus that are far to the right
		if ((leftpx + element.offsetWidth >= document.body.clientWidth) && (leftpx + obj.offsetWidth - element.offsetWidth) > 0) {
			element.style.left = (leftpx + obj.offsetWidth - element.offsetWidth) + 'px';
			element.style.top  = toppx + 'px';
		} else {
			element.style.left = leftpx + 'px';
			element.style.top  = toppx + 'px';
		}
		element.style.visibility = "visible";

	} else {
		element.style.display = "none";
		currentMenu = null;
		currentMenuStatus = false;
	}

}

// Clears the last active menu
function clearMenus(e) {

	if (!e) e = window.event
	if (e.target) targ = e.target;
	else if (e.srcElement) targ = e.srcElement;
	if (targ.nodeType == 3)
		targ = targ.parentNode;

	if (targ.className.indexOf("noclose") != -1 || (targ.parentNode != null && targ.parentNode.className != null && (targ.parentNode.className.indexOf("noclose") != -1 || (targ.parentNode.parentNode != null && targ.parentNode.parentNode.className != null && targ.parentNode.parentNode.className.indexOf("noclose") != -1)))) {
		return;
	}

	if (currentMenuStatus == true) {
		currentMenuStatus = false;
		return true;
	} // end if
	if (currentMenu != null && typeof currentMenu == "object") {
		currentMenu.style.display = "none";
	} // end if
} // end clearMenus


// Register a popup menu
function registerPopup(e) {

	element = get_object(e);

	if (element == null) return;

	element.style.display = "none";

	if (element.getElementsByTagName)
		var x = element.getElementsByTagName('TD');

	for (var i=0; i < x.length; i++) {
		if (x[i].className.indexOf("noclose") == -1) {
			x[i].onclick = click;
			x[i].id = e;
		}
		if (x[i].className == "popup_menu_header") continue;
		x[i].onmouseover = over;
		x[i].onmouseout = out;
	}
}

function over() {
	this.className = this.className.replace(/popup_menu_content/, "popup_menu_highlight");

}
function out() {
	this.className = this.className.replace(/popup_menu_highlight/, "popup_menu_content");
}
function click() {
	obj = get_object(this.id);
	obj.style.display="none";
}

function getCookie( name ) {

	var start = document.cookie.indexOf( name + "=" );
	var len = start + name.length + 1;
	if ( ( !start ) &&
	( name != document.cookie.substring( 0, name.length ) ) )
	{
		return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ";", len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}


function setCookie(id,value) {

	var today = new Date();
	today.setTime( today.getTime() );
	expires = 1000 * 365 * 60 * 60 * 24;
	var expires_date = new Date( today.getTime() + (expires) );

	document.cookie = id + "=" +escape( value ) + ";expires=" + expires_date.toGMTString()  + ";path=/";

}

function toggleIgnore(e) {

	element = get_object(e);
	image = get_object('body' + e);

	if (element.style.display == "none") {
		element.style.display = "";
	} else {
		element.style.display = "none";
	}

} // end toggleIgnore

function submitPost() {
	if (submit_clicked == "1") {
		return alert(submitClicked);
	}
	submit_clicked = 1;
	document.replier.submit();
}

function clearSubmit() {
	submit_clicked = 0;
}

function toggle_spoiler(self, lang_hide_spoiler, lang_show_spoiler) {
	var spoiler_box = self.parentNode.parentNode.getElementsByTagName('div')[1].getElementsByTagName('div')[0];

	if (spoiler_box.style.display == 'none') {
		spoiler_box.style.display = "";
		self.value = lang_hide_spoiler;
	} else {
		spoiler_box.style.display = "none";
		self.value = lang_show_spoiler;
	}
}

function goto_page(url,id) {
	var page = get_object(id).value;
	var loc = window.location.href;

	window.location.href = baseurl + "/ubbthreads.php?ubb=" + url + page;

	// OK
}

function changePrefs(what,value) {
	window.location.href = baseurl + "/ubbthreads.php?ubb=changeprefs&what=" + what + "&value=" + value + "&curl=" + document.prefs.curl.value;
} // end changePrefs

// Centers the supplied window in the available realestate provided by the windows' dimensions
//
// Note: need to figure out why the height misreports :(
function showChromeless(URL,title,pw,ph) {
  var w = 800;
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
   	w = window.innerWidth;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    w = document.documentElement.clientWidth;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    w = document.body.clientWidth;
  }

	// Compute with safety net
	var leftPos = (w-pw)/2, topPos = 200;
	if (leftPos < 0) leftPos = 100;

	window.open(URL,title,'toolbar=no,directories=no,location=no,scrollbars=yes,menubar=no,width=' + pw + ',height='+ ph +',top=' + topPos + ',left=' + leftPos);
}
var grippy_list = new Array();
var additional_onloads = new Array();

function toggle_expandy_region (tarjay) {
	var anode = document.getElementById("plusmin-" + tarjay);
	var tnode = document.getElementById("expandy-" + tarjay);
	if(tnode.style.display != "") {
		// it's not visible, make it visible
		tnode.style.display = "";
		anode.appendChild(document.createTextNode("-"));
		anode.removeChild(anode.firstChild);
	} else {
		// make it invisible
		tnode.style.display = "none";
		anode.appendChild(document.createTextNode("+"));
		anode.removeChild(anode.firstChild);
	} // end if
} // end toggle_expandy_region

function hide_expandy_onload (tarjay, ignore) {
	var anode = document.getElementById("plusmin-" + tarjay);
	var tnode = document.getElementById("expandy-" + tarjay);
	if(ignore != 1) {
		tnode.style.display = "none";
		if(anode) {
			anode.appendChild(document.createTextNode("+"));
			anode.removeChild(anode.firstChild);
		} // end if
	} // end if
} // end hide_expandy_onload