/**
* phpBB3 forum functions
*/

var jquery_present = typeof jQuery == 'function';

/**
* Window popup
*/
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;
}

/**
* Jump to page
*/
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);
		}
	}
}

/**
* 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);
		} else { // Firefox and Opera
			// 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();
}

/**
* Check if the nodeName of elem is name
* @author jQuery
*/
function is_node_name(elem, name) {
	return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
}

/**
* Check if elem is in array, return position
* @author jQuery
*/
function is_in_array(elem, array) {
	for (var i = 0, length = array.length; i < length; i++) {
		if (array[i] === elem){
			return i;
		}
	}
	return -1;
}

/**
* Find Element, type and class in tree
* Not used, but may come in handy for those not using JQuery
* @author jQuery.find, Meik Sievertsen
*/
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 = '';

/**
* Check event key
*/
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;
}

/**
* Usually used for onkeypress event, to submit a form on enter
*/
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;
}

/**
* Apply onkeypress event for forcing default submit button on ENTER key press
* The jQuery snippet used is based on http://greatwebguy.com/programming/dom/default-html-button-submit-on-enter-with-jquery/
* The non-jQuery code is a mimick of the jQuery code ;)
*/
function apply_onkeypress_event() {
	// jQuery code in case jQuery is used
	if (jquery_present)	{
		$('form input').live('keypress', function (e) {
			var default_button = $(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 == 'hidden') continue;

		// onkeydown is possible too
		element.onkeypress = function (evt) { submit_default_button((evt || window.event), this, 'default-submit-action'); }; 
	}
}

/**
* Detect JQuery existance. We currently do not deliver it, but some styles do, so why not benefit from it. ;)
*/
/**
* Find a member
*/
function find_username(url) {
    popup(url, 760, 570, '_usersearch');
    return false;
}

function initSpoilers(context) {
    var context = context || 'body';
     $('div.sp-head-wrap', $(context)).click(function(){
        $(this).find('div.sp-head').toggleClass('unfolded');
        $(this).next('div.sp-body').slideToggle('fast');
     });
} 

function set_fontsize() {
    var cc=$.cookie("style_cookie");
    if (cc===null||cc.indexOf('+')!=-1||cc.indexOf('printonly')!=-1) {
        cc=10;
        Delete_Cookie('style_cookie', '/', '.domsov.com');
    } 
    var style=parseInt(cc);
    if (style===null||isNaN(style)===true) { 
        style=11;
    } else {
        if(style<15) {
            style++;
        } else {
            style=10;
        }
   }   
   $.cookie("style_cookie",style,{expires:730}); 
   $('body').css("font-size",style+"px");
}

function get_fontsize(){
    var cc=Get_Cookie("style_cookie");
    if (cc===null) return;
    if (cc.indexOf('+')!=-1||cc.indexOf('printonly')!=-1) {
        cc=11;
        Delete_Cookie('style_cookie', '/', '.domsov.com');
    }
    var style=parseInt(cc);
    var x=(style===null||isNaN(style)===true)?11:style;
    $("body").css("font-size",x+"px");    
}
function Delete_Cookie( name, path, domain ) {
    if ( Get_Cookie( name ) ) document.cookie = name + "=" +
    ( ( path ) ? ";path=" + path : "") +
    ( ( domain ) ? ";domain=" + domain : "" ) +
    ";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}

function Get_Cookie( 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 Set_Cookie( name, value, expires, path, domain, secure )
{
// set time, it's in milliseconds
var today = new Date();
today.setTime( today.getTime() );

/*
if the expires variable is set, make the correct
expires time, the current script below will set
it for x number of days, to make it for hours,
delete * 24, for minutes, delete * 60 * 24
*/
if ( expires )
{
expires = expires * 1000 * 60 * 60 * 24;
}
var expires_date = new Date( today.getTime() + (expires) );

document.cookie = name + "=" +escape( value ) +
( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) +
( ( path ) ? ";path=" + path : "" ) +
( ( domain ) ? ";domain=" + domain : "" ) +
( ( secure ) ? ";secure" : "" );
}