/**
* phpBB3 forum functions
*/

function popup(url, width, height, name) {
	if (!name)
	{
		name = '_popup';
	}

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

function jumpto() {
	var page = prompt(jump_page, on_page);

	if (page !== null && !isNaN(page) && page == Math.floor(page) && page > 0) {
		if (base_url.indexOf('?') == -1) {
			document.location.href = base_url + '?start=' + ((page - 1) * per_page);
		} else {
			document.location.href = base_url.replace(/&/g, '&') + '&start=' + ((page - 1) * per_page);
		}
	}
}

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;
		}
	}
}

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;
	}
}

function dE(n, s, type)
{
	if (!type) {
		type = 'block';
	}

	var e = document.getElementById(n);
	if (!s) {
		s = (e.style.display == '' || e.style.display == type) ? -1 : 1;
	}
	e.style.display = (s == 1) ? type : 'none';
}

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 = '';
				}
			}
		}
	}
}

function printPage() {
	if (is_ie) {
		printPreview();
	} else {
		window.print();
	}
}

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();
	}
}

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 is_node_name(elem, name) {
	return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
}

function is_in_array(elem, array) {
	for (var i = 0, length = array.length; i < length; i++)
		// === is correct (IE)
		if (array[i] === elem)
			return i;

	return -1;
}

function find_in_tree(node, tag, type, class_name) {
	var result, element, i = 0, length = node.childNodes.length;

	for (element = node.childNodes[0]; i < length; element = node.childNodes[++i]) {
		if (!element || element.nodeType != 1) continue;

		if ((!tag || is_node_name(element, tag)) && (!type || element.type == type) && (!class_name || is_in_array(class_name, (element.className || element).toString().split(/\s+/)) > -1)) {
			return element;
		}

		if (element.childNodes.length)
			result = find_in_tree(element, tag, type, class_name);

		if (result) return result;
	}
}

var in_autocomplete = false;
var last_key_entered = '';

function phpbb_check_key(event) {
	// Keycode is array down or up?
	if (event.keyCode && (event.keyCode == 40 || event.keyCode == 38))
		in_autocomplete = true;

	// Make sure we are not within an "autocompletion" field
	if (in_autocomplete) {
		// If return pressed and key changed we reset the autocompletion
		if (!last_key_entered || last_key_entered == event.which) {
			in_autocompletion = false;
			return true;
		}
	}

	// Keycode is not return, then return. ;)
	if (event.which != 13) {
		last_key_entered = event.which;
		return true;
	}

	return false;
}

function submit_default_button(event, selector, class_name) {
	// Add which for key events
	if (!event.which && ((event.charCode || event.charCode === 0) ? event.charCode : event.keyCode))
		event.which = event.charCode || event.keyCode;

	if (phpbb_check_key(event))
		return true;

	var current = selector['parentNode'];

	// Search parent form element
	while (current && (!current.nodeName || current.nodeType != 1 || !is_node_name(current, 'form')) && current != document)
		current = current['parentNode'];

	// Find the input submit button with the class name
	//current = find_in_tree(current, 'input', 'submit', class_name);
	var input_tags = current.getElementsByTagName('input');
	current = false;

	for (var i = 0, element = input_tags[0]; i < input_tags.length; element = input_tags[++i]) {
		if (element.type == 'submit' && is_in_array(class_name, (element.className || element).toString().split(/\s+/)) > -1)
			current = element;
	}

	if (!current)
		return true;

	// Submit form
	current.focus();
	current.click();
	return false;
}

function apply_onkeypress_event() {
	// jQuery code in case jQuery is used
	if (jquery_present)	{
		jQuery('form input[type=text], form input[type=password]').live('keypress', function (e) {
			var default_button = jQuery(this).parents('form').find('input[type=submit].default-submit-action');
			
			if (!default_button || default_button.length <= 0)
				return true;

			if (phpbb_check_key(e))
				return true;

			if ((e.which && e.which == 13) || (e.keyCode && e.keyCode == 13)) {
				default_button.click();
				return false;
			}

			return true;
		});
	
		return;
	}

	var input_tags = document.getElementsByTagName('input');

	for (var i = 0, element = input_tags[0]; i < input_tags.length ; element = input_tags[++i])	{
		if (element.type == 'text' || element.type == 'password') {
			// onkeydown is possible too
			element.onkeypress = function (evt) { submit_default_button((evt || window.event), this, 'default-submit-action'); };
		}
	}
}

var jquery_present = typeof jQuery == 'function';

// JavaScript Functions 0.1
// (c) srpskinacionalisti.com

function convert(elem,revr) {
	var area = document.getElementById(elem);

	if (area.selectionEnd) {
		if (area.selectionEnd - area.selectionStart > 0) {
			var selLength = area.textLength;
			var selStart = area.selectionStart;
			var selEnd = area.selectionEnd;

			area.value = (area.value).substring(0,selStart) + ciril((area.value).substring(selStart, selEnd),revr) + (area.value).substring(selEnd, selLength);
			area.focus();
			return;
		}
	} else if (area.createTextRange) {
		strSelection = document.selection.createRange().text;
		if (strSelection != '') {
			document.selection.createRange().text = ciril(strSelection,revr);
			area.focus();
			return;
		}
	}

	area.value = ciril(area.value,revr);
	return;
}

function ciril(text, revr) {
	var latinica = ['lj','Lj','nj','Nj','dž','dzz','Dzz','Dž','č','ch','Č','Ch','ć','cc','Ć','Cc','ž','zz','Ž','Zz','š','ss','Š','Ss','đ','dd','Đ','Dd','z','Z','e','E','r','R','t','T','u','U','i','I','o','O','p','P','a','A','s','S','d','D','f','F','g','G','h','H','j','J','k','K','l','L','c','C','v','V','b','B','n','N','m','M'];
	var cirilica = ['љ','Љ','њ','Њ','џ','џ','Џ','Џ','ч','ч','Ч','Ч','ћ','ћ','Ћ','Ћ','ж','ж','Ж','Ж','ш','ш','Ш','Ш','ђ','ђ','Ђ','Ђ','з','З','е','Е','р','Р','т','Т','у','У','и','И','о','О','п','П','а','А','с','С','д','Д','ф','Ф','г','Г','х','Х','ј','Ј','к','К','л','Л','ц','Ц','в','В','б','Б','н','Н','м','М'];

	for ( var i = 0; i < latinica.length; i++ )	{
		text = (revr) ? text.replace(new RegExp(cirilica[i], 'g'), latinica[i]) : text.replace(new RegExp(latinica[i], 'g'), cirilica[i]);
	}

	return text;
}