/**
* New function for handling multiple calls to window.onload and window.unload by pentapenguin
*/
window.onload = function()
{
	for (var i = 0; i <= onload_functions.length; i++)
	{
		eval(onload_functions[i]);
	}
}

window.onunload = function()
{
	for (var i = 0; i <= onunload_functions.length; i++)
	{
		eval(onunload_functions[i]);
	}
}

function open_pm()
{
	popup(pmurl, 400, 225, '_phpbbprivmsg');
}

function find_username()
{
	popup(find_username_url, 760, 570, '_usersearch');
	return false;
}

/**
* phpBB3 forum functions
*/

/**
* Window popup
*/
function popup(url, width, height, name)
{
	window.open(url.replace(/&amp;/g, '&'), name, 'height=' + height + ',resizable=yes,scrollbars=yes, width=' + width);
	return false;
}

/**
* Jump to page
*/
function jumpto()
{
	var page = prompt('Anna haluamasi sivun numero:', on_page);
	
	if (page !== null && !isNaN(page) && page > 0)
	{
		if (base_url.indexOf('.html') != -1)
		{
			replacement = '-' + ((page - 1) * per_page) + '.html';
			
			if (page == 1)
			{
				replacement = '.html';
			}
			
			document.location.href = base_url.replace(/(\-[0-9]+)?\.html/g, replacement);
		}
		else
		{
			document.location.href = base_url.replace(/&amp;/g, '&') + '&start=' + ((page - 1) * per_page);
		}
	}
}

/**
* Mark/unmark checklist
* id = ID of parent container, name = name prefix, state = state [true/false]
*/
function marklist(id, name, state)
{
	var parent = document.getElementById(id);
	if (!parent)
	{
		eval('parent = document.' + id);
	}

	if (!parent)
	{
		return;
	}

	var rb = parent.getElementsByTagName('input');
	
	for (var r = 0; r < rb.length; r++)
	{	
		if (rb[r].name.substr(0, name.length) == name)
		{
			rb[r].checked = state;
		}
	}
}

/**
* Resize viewable area for attached image or topic review panel (possibly others to come)
* e = element
*/
function viewableArea(e, itself)
{
	if (!e) return;
	if (!itself)
	{
		e = e.parentNode;
	}
	
	if (!e.vaHeight)
	{
		// Store viewable area height before changing style to auto
		e.vaHeight = e.offsetHeight;
		e.vaMaxHeight = e.style.maxHeight;
		e.style.height = 'auto';
		e.style.maxHeight = 'none';
		e.style.overflow = 'visible';
	}
	else
	{
		// Restore viewable area height to the default
		e.style.height = e.vaHeight + 'px';
		e.style.overflow = 'auto';
		e.style.maxHeight = e.vaMaxHeight;
		e.vaHeight = false;
	}
}

/**
* Set display of page element
* s[-1,0,1] = hide,toggle display,show
*/
function dE(n, s)
{
	var e = document.getElementById(n);

	if (!s)
	{
		s = (e.style.display == '' || e.style.display == 'block') ? -1 : 1;
	}
	e.style.display = (s == 1) ? 'block' : 'none';
}

/**
* Alternate display of subPanels
*/
function subPanels(p)
{
	var i, e, t;

	if (typeof(p) == 'string')
	{
		show_panel = p;
	}

	for (i = 0; i < panels.length; i++)
	{
		e = document.getElementById(panels[i]);
		t = document.getElementById(panels[i] + '-tab');

		if (e)
		{
			if (panels[i] == show_panel)
			{
				e.style.display = 'block';
				if (t)
				{
					t.className = 'activetab';
				}
			}
			else
			{
				e.style.display = 'none';
				if (t)
				{
					t.className = '';
				}
			}
		}
	}
}

/**
* Call print preview
*/
function printPage()
{
	if (is_ie)
	{
		printPreview();
	}
	else
	{
		window.print();
	}
}

/**
* Show/hide groups of blocks
* c = CSS style name
* e = checkbox element
* t = toggle dispay state (used to show 'grip-show' image in the profile block when hiding the profiles) 
*/
function displayBlocks(c, e, t)
{
	var s = (e.checked == true) ?  1 : -1;

	if (t)
	{
		s *= -1;
	}

	var divs = document.getElementsByTagName("DIV");

	for (var d = 0; d < divs.length; d++)
	{
		if (divs[d].className.indexOf(c) == 0)
		{
			divs[d].style.display = (s == 1) ? 'none' : 'block';
		}
	}
}

function selectCode(a)
{
	// Get ID of code block
	var e = a.parentNode.parentNode.getElementsByTagName('CODE')[0];

	// Not IE
	if (window.getSelection)
	{
		var s = window.getSelection();
		// Safari
		if (s.setBaseAndExtent)
		{
			s.setBaseAndExtent(e, 0, e, e.innerText.length - 1);
		}
		// Firefox and Opera
		else
		{
			// workaround for bug # 42885
			if (window.opera && e.innerHTML.substring(e.innerHTML.length - 4) == '<BR>')
			{
				e.innerHTML = e.innerHTML + '&nbsp;';
			}

			var r = document.createRange();
			r.selectNodeContents(e);
			s.removeAllRanges();
			s.addRange(r);
		}
	}
	// Some older browsers
	else if (document.getSelection)
	{
		var s = document.getSelection();
		var r = document.createRange();
		r.selectNodeContents(e);
		s.removeAllRanges();
		s.addRange(r);
	}
	// IE
	else if (document.selection)
	{
		var r = document.body.createTextRange();
		r.moveToElementText(e);
		r.select();
	}
}

/**
* Play quicktime file by determining it's width/height
* from the displayed rectangle area
*/
function play_qt_file(obj)
{
	var rectangle = obj.GetRectangle();

	if (rectangle)
	{
		rectangle = rectangle.split(',');
		var x1 = parseInt(rectangle[0]);
		var x2 = parseInt(rectangle[2]);
		var y1 = parseInt(rectangle[1]);
		var y2 = parseInt(rectangle[3]);

		var width = (x1 < 0) ? (x1 * -1) + x2 : x2 - x1;
		var height = (y1 < 0) ? (y1 * -1) + y2 : y2 - y1;
	}
	else
	{
		var width = 200;
		var height = 0;
	}

	obj.width = width;
	obj.height = height + 16;

	obj.SetControllerVisible(true);
	obj.Play();
}


function fontsizeup()
{
	var active = getActiveStyleSheet();

	switch (active)
	{
		case 'A--':
			setActiveStyleSheet('A-');
		break;

		case 'A-':
			setActiveStyleSheet('A');
		break;

		case 'A':
			setActiveStyleSheet('A+');
		break;

		case 'A+':
			setActiveStyleSheet('A++');
		break;

		case 'A++':
			setActiveStyleSheet('A');
		break;

		default:
			setActiveStyleSheet('A');
		break;
	}
}

function fontsizedown()
{
	active = getActiveStyleSheet();

	switch (active)
	{
		case 'A++' : 
			setActiveStyleSheet('A+');
		break;

		case 'A+' : 
			setActiveStyleSheet('A');
		break;

		case 'A' : 
			setActiveStyleSheet('A-');
		break;

		case 'A-' : 
			setActiveStyleSheet('A--');
		break;

		case 'A--' : 
		break;

		default :
			setActiveStyleSheet('A--');
		break;
	}
}

function setActiveStyleSheet(title)
{
	var i, a, main;

	for (i = 0; (a = document.getElementsByTagName('link')[i]); i++)
	{
		if (a.getAttribute('rel').indexOf('style') != -1 && a.getAttribute('title'))
		{
			a.disabled = true;
			if (a.getAttribute('title') == title)
			{
				a.disabled = false;
			}
		}
	}
}

function getActiveStyleSheet()
{
	var i, a;

	for (i = 0; (a = document.getElementsByTagName('link')[i]); i++)
	{
		if (a.getAttribute('rel').indexOf('style') != -1 && a.getAttribute('title') && !a.disabled)
		{
			return a.getAttribute('title');
		}
	}

	return null;
}

function getPreferredStyleSheet()
{
	return ('A-');
}

function createCookie(name, value, days)
{
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime() + (days*24*60*60*1000));
		var expires = '; expires=' + date.toGMTString();
	}
	else
	{
		expires = '';
	}

	document.cookie = name + '=' + value + expires + style_cookie_settings;
}

function readCookie(name)
{
	var nameEQ = name + '=';
	var ca = document.cookie.split(';');

	for (var i = 0; i < ca.length; i++)
	{
		var c = ca[i];

		while (c.charAt(0) == ' ')
		{
			c = c.substring(1, c.length);
		}

		if (c.indexOf(nameEQ) == 0)
		{
			return c.substring(nameEQ.length, c.length);
		}
	}

	return null;
}

function load_cookie()
{
	var cookie = readCookie('style_cookie');
	var title = cookie ? cookie : getPreferredStyleSheet();
	setActiveStyleSheet(title);
}

function unload_cookie()
{
	var title = getActiveStyleSheet();
	createCookie('style_cookie', title, 365);
}

onload_functions.push('setup_votebox()');
onload_functions.push('load_cookie()');
onunload_functions.push('unload_cookie()');

function setup_votebox()
{
	if (!document.getElementById('rating'))
	{
		return;
	}
	
	for (var i = 0; i < document.forms.length; i++)
	{
		if (document.forms[i].ratepost)
		{
			document.forms[i].ratepost.onclick = function()
			{
				return submit_topic_rating(document.forms[i]);
			}
			
			if (!document.getElementById('rate_topic_status'))
			{
				var status = document.createElement("span");
				status.setAttribute('id', "rate_topic_status");
				
				document.forms[i].ratepost.parentNode.appendChild(status);
			}
			
			break;
		}
	}
}

function submit_topic_rating(form)
{
	if (form['rating'].value == 'Valitse')
	{
		alert('Valise arvosana.');
		form['rating'].focus();
		return false;
	}
	
	if( !window.XMLHttpRequest ) request = function()
	{
		try{ return new ActiveXObject("MSXML3.XMLHTTP") }catch(e){}
		try{ return new ActiveXObject("MSXML2.XMLHTTP.3.0") }catch(e){}
		try{ return new ActiveXObject("Msxml2.XMLHTTP") }catch(e){}
		try{ return new ActiveXObject("Microsoft.XMLHTTP") }catch(e){}
		return false;
	};
	else
	{
		request = new XMLHttpRequest();
	}
	
	if (!request) return true;
	
	var query = "topic_id=" + form['topic_id'].value + "&ajax=1&rating=" + form['rating'].value;
	var status = document.getElementById('rate_topic_status');
	
	while (status.firstChild) 
	{
		status.removeChild(status.firstChild);
	};
	
	request.open("POST", "http://jaaari.no-ip.com/foorumi/vote_topic.php", true);
	request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
	request.onreadystatechange = function()
	{
		if (request.readyState == 4 && request.status == 200)
		{
			if (request.responseText)
			{
				form['ratepost'].value = "Tallenna";
				form['ratepost'].disabled = false;
				
				var text = document.createTextNode(" Äänesi on tallennettu.");
				status.appendChild(text);
			}
		}
	};
	
	request.send(query);
	
	form['ratepost'].value = "Odota...";
	form['ratepost'].disabled = true;
	
	return false;
}

/*
var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);
*/

/**
* bbCode control by subBlue design [ www.subBlue.com ]
* Includes unixsafe colour palette selector by SHS`
*/

// Startup variables
var imageTag = false;
var theSelection = false;

// Check for Browser & Platform for PC & IE specific bits
// More details from: http://www.mozilla.org/docs/web-developer/sniffer/browser_type.html
var clientPC = navigator.userAgent.toLowerCase(); // Get client info
var clientVer = parseInt(navigator.appVersion); // Get browser version

var is_ie = ((clientPC.indexOf('msie') != -1) && (clientPC.indexOf('opera') == -1));
var is_win = ((clientPC.indexOf('win') != -1) || (clientPC.indexOf('16bit') != -1));

var baseHeight;

/**
* Shows the help messages in the helpline window
*/
function helpline(help)
{
	if (form_name && document.forms[form_name])
	{
		document.forms[form_name].helpbox.value = help_line[help];
	}
}

/**
* Fix a bug involving the TextRange object. From
* http://www.frostjedi.com/terra/scripts/demo/caretBug.html
*/ 
function initInsertions() 
{
	var doc;
	
	if (!form_name)
	{
		return;
	}
	
	if(document.forms[form_name])
	{
		doc = document;
	}
	else 
	{
		doc = opener.document;
	}

	var textarea = doc.forms[form_name].elements[text_name];
	if (is_ie && typeof(baseHeight) != 'number')
	{
		textarea.focus();
		baseHeight = doc.selection.createRange().duplicate().boundingHeight;
		// document.body.focus();
	}
}

/**
* bbstyle
*/
function bbstyle(bbnumber)
{	
	if (bbnumber != -1)
	{
		bbfontstyle(bbtags[bbnumber], bbtags[bbnumber+1]);
	} 
	else 
	{
		insert_text('[*]');
		
		if (form_name)
		{
			document.forms[form_name].elements[text_name].focus();
		}
	}
}

/**
* Apply bbcodes
*/
function bbfontstyle(bbopen, bbclose)
{
	theSelection = false;
	
	if (!form_name)
	{
		return;
	}
	
	var textarea = document.forms[form_name].elements[text_name];

	textarea.focus();

	if ((clientVer >= 4) && is_ie && is_win)
	{
		// Get text selection
		theSelection = document.selection.createRange().text;

		if (theSelection)
		{
			// Add tags around selection
			document.selection.createRange().text = bbopen + theSelection + bbclose;
			document.forms[form_name].elements[text_name].focus();
			theSelection = '';
			return;
		}
	}
	else if (document.forms[form_name].elements[text_name].selectionEnd && (document.forms[form_name].elements[text_name].selectionEnd - document.forms[form_name].elements[text_name].selectionStart > 0))
	{
		mozWrap(document.forms[form_name].elements[text_name], bbopen, bbclose);
		document.forms[form_name].elements[text_name].focus();
		theSelection = '';
		return;
	}
	
	//The new position for the cursor after adding the bbcode
	var caret_pos = getCaretPosition(textarea).start;
	var new_pos = caret_pos + bbopen.length;		

	// Open tag
	insert_text(bbopen + bbclose);

	// Center the cursor when we don't have a selection
	// Gecko and proper browsers
	if (!isNaN(textarea.selectionStart))
	{
		textarea.selectionStart = new_pos;
		textarea.selectionEnd = new_pos;
	}	
	// IE
	else if (document.selection)
	{
		var range = textarea.createTextRange(); 
		range.move("character", new_pos); 
		range.select();
		storeCaret(textarea);
	}

	textarea.focus();
	return;
}

/**
* Insert text at position
*/
function insert_text(text, spaces, popup)
{
	var textarea;
	
	if (!form_name)
	{
		return;
	}
	
	if (!popup) 
	{
		textarea = document.forms[form_name].elements[text_name];
	} 
	else 
	{
		textarea = opener.document.forms[form_name].elements[text_name];
	}
	if (spaces) 
	{
		text = ' ' + text + ' ';
	}
	
	if (!isNaN(textarea.selectionStart))
	{
		var sel_start = textarea.selectionStart;
		var sel_end = textarea.selectionEnd;

		mozWrap(textarea, text, '')
		textarea.selectionStart = sel_start + text.length;
		textarea.selectionEnd = sel_end + text.length;
	}
	else if (textarea.createTextRange && textarea.caretPos)
	{
		if (baseHeight != textarea.caretPos.boundingHeight) 
		{
			textarea.focus();
			storeCaret(textarea);
		}

		var caret_pos = textarea.caretPos;
		caret_pos.text = caret_pos.text.charAt(caret_pos.text.length - 1) == ' ' ? caret_pos.text + text + ' ' : caret_pos.text + text;
	}
	else
	{
		textarea.value = textarea.value + text;
	}
	if (!popup) 
	{
		textarea.focus();
	}
}

/**
* Add inline attachment at position
*/
function attach_inline(index, filename)
{
	if (!form_name)
	{
		return;
	}
	
	insert_text('[attachment=' + index + ']' + filename + '[/attachment]');
	document.forms[form_name].elements[text_name].focus();
}

/**
* Add quote text to message
*/
function addquote(post_id, username)
{
	var message_name = 'message_' + post_id;
	var theSelection = '';
	var divarea = false;

	if (document.all)
	{
		divarea = document.all[message_name];
	}
	else
	{
		divarea = document.getElementById(message_name);
	}

	// Get text selection - not only the post content :(
	if (window.getSelection)
	{
		theSelection = window.getSelection().toString();
	}
	else if (document.getSelection)
	{
		theSelection = document.getSelection();
	}
	else if (document.selection)
	{
		theSelection = document.selection.createRange().text;
	}

	if (theSelection == '' || typeof theSelection == 'undefined' || theSelection == null)
	{
		if (divarea.innerHTML)
		{
			theSelection = divarea.innerHTML.replace(/<br>/ig, '\n');
			theSelection = theSelection.replace(/<br\/>/ig, '\n');
			theSelection = theSelection.replace(/&lt\;/ig, '<');
			theSelection = theSelection.replace(/&gt\;/ig, '>');
			theSelection = theSelection.replace(/&amp\;/ig, '&');			
		}
		else if (document.all)
		{
			theSelection = divarea.innerText;
		}
		else if (divarea.textContent)
		{
			theSelection = divarea.textContent;
		}
		else if (divarea.firstChild.nodeValue)
		{
			theSelection = divarea.firstChild.nodeValue;
		}
	}

	if (theSelection)
	{
		insert_text('[quote="' + username + '"]' + theSelection + '[/quote]');
	}

	return;
}

/**
* From http://www.massless.org/mozedit/
*/
function mozWrap(txtarea, open, close)
{
	var selLength = txtarea.textLength;
	var selStart = txtarea.selectionStart;
	var selEnd = txtarea.selectionEnd;
	var scrollTop = txtarea.scrollTop;

	if (selEnd == 1 || selEnd == 2) 
	{
		selEnd = selLength;
	}

	var s1 = (txtarea.value).substring(0,selStart);
	var s2 = (txtarea.value).substring(selStart, selEnd)
	var s3 = (txtarea.value).substring(selEnd, selLength);

	txtarea.value = s1 + open + s2 + close + s3;
	txtarea.selectionStart = selEnd + open.length + close.length;
	txtarea.selectionEnd = txtarea.selectionStart;
	txtarea.focus();
	txtarea.scrollTop = scrollTop;

	return;
}

/**
* Insert at Caret position. Code from
* http://www.faqts.com/knowledge_base/view.phtml/aid/1052/fid/130
*/
function storeCaret(textEl)
{
	if (textEl.createTextRange)
	{
		textEl.caretPos = document.selection.createRange().duplicate();
	}
}

/**
* Color pallette
*/
function colorPalette(dir, width, height)
{
	var r = 0, g = 0, b = 0;
	var numberList = new Array(6);
	var color = '';

	numberList[0] = '00';
	numberList[1] = '40';
	numberList[2] = '80';
	numberList[3] = 'BF';
	numberList[4] = 'FF';

	document.writeln('<table cellspacing="1" cellpadding="0" border="0">');

	for (r = 0; r < 5; r++)
	{
		if (dir == 'h')
		{
			document.writeln('<tr>');
		}

		for (g = 0; g < 5; g++)
		{
			if (dir == 'v')
			{
				document.writeln('<tr>');
			}
			
			for (b = 0; b < 5; b++)
			{
				color = String(numberList[r]) + String(numberList[g]) + String(numberList[b]);
				document.write('<td bgcolor="#' + color + '" style="width: ' + width + 'px; height: ' + height + 'px;">');
				document.write('<a href="#" onclick="bbfontstyle(\'[color=#' + color + ']\', \'[/color]\'); return false;"><img src="http://jaaari.no-ip.com:8080/f2/spacer.gif" width="' + width + '" height="' + height + '" alt="#' + color + '" title="#' + color + '" /></a>');
				document.writeln('</td>');
			}

			if (dir == 'v')
			{
				document.writeln('</tr>');
			}
		}

		if (dir == 'h')
		{
			document.writeln('</tr>');
		}
	}
	document.writeln('</table>');
}


/**
* Caret Position object
*/
function caretPosition()
{
	var start = null;
	var end = null;
}


/**
* Get the caret position in an textarea
*/
function getCaretPosition(txtarea)
{
	var caretPos = new caretPosition();
	
	// simple Gecko/Opera way
	if(txtarea.selectionStart || txtarea.selectionStart == 0)
	{
		caretPos.start = txtarea.selectionStart;
		caretPos.end = txtarea.selectionEnd;
	}
	// dirty and slow IE way
	else if(document.selection)
	{
	
		// get current selection
		var range = document.selection.createRange();

		// a new selection of the whole textarea
		var range_all = document.body.createTextRange();
		range_all.moveToElementText(txtarea);
		
		// calculate selection start point by moving beginning of range_all to beginning of range
		var sel_start;
		for (sel_start = 0; range_all.compareEndPoints('StartToStart', range) < 0; sel_start++)
		{		
			range_all.moveStart('character', 1);
		}
	
		txtarea.sel_start = sel_start;
	
		// we ignore the end value for IE, this is already dirty enough and we don't need it
		caretPos.start = txtarea.sel_start;
		caretPos.end = txtarea.sel_start;			
	}

	return caretPos;
}

function checkForm()
{
	if (document.getElementById(text_name).value.length < 2 && load_draft == false)
	{
		if (!upload)
		{
			alert('Sinun on kirjoitettava jotakin viestiin.');
			return false;
		}
		upload = false;
		return true;
	}
	else
	{
		return true;
	}
}

function change_palette()
{
	dE('colour_palette');
	e = document.getElementById('colour_palette');
	
	if (e.style.display == 'block')
	{
		document.getElementById('bbpalette').value = 'Piilota fontin värit';
	}
	else
	{
		document.getElementById('bbpalette').value = 'Fontin väri';
	}
}

function toggle_spoiler(obj)
{
	if (obj.parentNode.parentNode.getElementsByTagName('div')[1].getElementsByTagName('div')[0].style.display != '')
	{
		obj.parentNode.parentNode.getElementsByTagName('div')[1].getElementsByTagName('div')[0].style.display = '';
		obj.innerText = '';
		obj.value = 'Piilota';
	}
	else
	{
		obj.parentNode.parentNode.getElementsByTagName('div')[1].getElementsByTagName('div')[0].style.display = 'none';
		obj.innerText = '';
		obj.value = 'Näytä';
	}
}

if (top.location != location)
{
    top.location.href = document.location.href;
}