var is_admin = false;

//If javascript enabled don't do php check
function setJavascriptON() {
	document.getElementById("check_type_diff").value = 0;
}

function is_company_ad() {
	var compinput = document.getElementById('c_ad');

        if ( compinput == null ) 
               compinput = document.getElementById('s_ad');            

	if (compinput.type == "hidden") {
		return compinput.value == "1";
	} else {
		return compinput.checked;
	}
}

function get_ad_store() {
	var elem;

	if ((elem = document.getElementById('store_row')) && elem.style.display != 'none') {
		if ((elem = document.getElementById('store')))
			return elem.value;
	}

	if ((elem = document.getElementById('default_store')))
		return elem.value;
	
	return 0;
}

function display_infopage(e, args) {

	if (is_admin)
		return;

	var company_ad = is_company_ad();
	var brokerinput = document.getElementById('broker');
	var set_label = false;

	// XXX Remove when infopage has been fixed
	if(!document.getElementById('infopage')) 
		return;

	if (brokerinput) {
		/* Verify that current choices has broker param. */
		var params = split_setting(get_settings("params", form_key_lookup, category_settings));
		if (params && !params['broker'])
			brokerinput = null;
	}


	if (get_ad_store() > 0) {
		/* This is a store ad, display infopage and title */
		document.getElementById('infopage').disabled = false;
		document.getElementById('infopage_title').disabled = false;
		document.getElementById('infopage_row').className = 'infopage_enabled';
		document.getElementById('infopage_title_row').className = 'infopage_title_enabled';
		document.getElementById('infopage_title_label').className = 'infopage_enabled';
	
		set_label = true;
	} else if (brokerinput) {
		/* Display infopage if broker is checked. */
		if (brokerinput.checked) {
			/* Display broker infopage without infopage title */

			document.getElementById('infopage').disabled = false;
			document.getElementById('infopage_title').disabled = true;
			document.getElementById('infopage_row').className = 'infopage_enabled';
			document.getElementById('infopage_title_row').className = 'infopage_title_hidden';
			document.getElementById('infopage_title_label').className = 'infopage_enabled';

			set_label = true;
		} else {
			/* Display nothing */
			document.getElementById('infopage').disabled = true;
			document.getElementById('infopage_title').disabled = true;
			document.getElementById('infopage_row').className = 'infopage_hidden';
			document.getElementById('infopage_title_row').className = 'infopage_title_hidden';
			document.getElementById('infopage_title_label').className = 'infopage_enabled';
		}
	} else if (company_ad && company_ad != "0") {
		/* Display infopage and infopage title disabled */
		document.getElementById('infopage').disabled = true;
		document.getElementById('infopage_title').disabled = true;
		document.getElementById('infopage_row').className = 'infopage_disabled';
		document.getElementById('infopage_title_row').className = 'infopage_title_disabled';
		document.getElementById('infopage_title_label').className = 'infopage_disabled';

		set_label = true;
	} else {
		/* Display nothing */
		document.getElementById('infopage').disabled = true;
		document.getElementById('infopage_title').disabled = true;
		document.getElementById('infopage_row').className = 'infopage_hidden';
		document.getElementById('infopage_title_row').className = 'infopage_title_hidden';
		document.getElementById('infopage_title_label').className = 'infopage_hidden';
	}
	
	if (set_label) {
		var label = get_settings('infopage', form_key_lookup, label_settings, '');
		
		if (label) {
			label = split_setting(label);
			document.getElementById('infopage_label').innerHTML = label['label'] + ':';
			if (label['text'])
				document.getElementById('infopage_info').innerHTML = label['text'];
			else
				document.getElementById('infopage_info').innerHTML = '';
		}
	}
	return true;
}

var shown_category = 0;
var shown_type = 's';
var shown_company_ad = 0;
var cat_data = [];

function show_category_template_cb(result, xmlhttp) {
	shown_category = form_key_lookup('category', '');
	shown_type = form_key_lookup('type', '');
	shown_company_ad = is_company_ad() ? 1 : 0;

	if (!result) {
		display_infopage();
		return;
	}

	var cat_tables = getElementsByClassName(document.formular, 'TABLE', 'cat_data');
	for (var tidx in cat_tables) {
		var table = cat_tables[tidx];

		cat_data = mergeElementValues(cat_data, table.getElementsByTagName('INPUT'));
		cat_data = mergeElementValues(cat_data, table.getElementsByTagName('TEXTAREA'));
		cat_data = mergeElementValues(cat_data, table.getElementsByTagName('SELECT'));
	}
	var cat_data_containers = getElementsByClassName(document.formular, 'DIV', 'cat_data_container');
	for (var cidx in cat_data_containers) {
		var cont = cat_data_containers[cidx];

		if (!cont.id)
			continue;

		var element_group = cont.className.replace(/.*element_group([0-9]+).*/, "$1");
		if (element_group != "")
			element_group += ".";
		cat_data[element_group + cont.id + ".innerhtml"] = cont.innerHTML;
	}

	var ic = get_item_count();
	if (ic > 0)
		cat_data['item_count'] = ic;

	var cat_cont = document.getElementById('category_contents');
	cat_cont.style.display = 'none'; /* Hide the shuffling */
	cat_cont.innerHTML = result;
	if (get_item_count() > 0 && cat_data['item_count'] > 0) {
		ic = cat_data['item_count'];
		while (ic-- > 1)
			add_item(null, "batch");
	}

	var cat_data_containers = getElementsByClassName(document.formular, 'DIV', 'cat_data_container');
	for (var cidx in cat_data_containers) {
		var cont = cat_data_containers[cidx];

		if (!cont.id)
			continue;

		var element_group = cont.className.replace(/.*element_group([0-9]+).*/, "$1");
		if (element_group != "")
			element_group += ".";
		var innerhtml = cat_data[element_group + cont.id + ".innerhtml"];
		if (innerhtml)
			cont.innerHTML = innerhtml;
	}
	var cat_tables = getElementsByClassName(document.formular, 'TABLE', 'cat_data');
	for (var tidx in cat_tables) {
		var table = cat_tables[tidx];

		setElementValues(cat_data, table.getElementsByTagName('INPUT'));
		setElementValues(cat_data, table.getElementsByTagName('TEXTAREA'));
		setElementValues(cat_data, table.getElementsByTagName('SELECT'));
	}

	register_events(jsevents.ai, document);
	cat_cont.style.display = 'block';

	/* XXX cascading call, but no infrastructure to do it elsewise here. */
	display_infopage();

	register_events(jsevents.ai, document);
}

function queue_show_category_template_cb(result, xmlhttp, e) {
	
	queue_document_change(e, function () { show_category_template_cb(result, xmlhttp); });
	event_async_done(e);
}

function show_category_template(e, args) {
	var sel_id = this.getAttribute("sel_id");
	var cat = form_key_lookup('category', sel_id);
	var type = form_key_lookup('type', sel_id);
	var company_ad = is_company_ad() ? 1 : 0;
	var store = get_ad_store();
	var request = document.formular.action.replace('verify', 'cat_tmpl') + '?category=' + cat + '&shown_category=' + shown_category + '&type=' + type + '&shown_type=' + shown_type + '&shown_company_ad='+ shown_company_ad +'&company_ad=' + company_ad + '&store=' + store; 

	ajax_request(request, '', queue_show_category_template_cb, e, false, 'GET');
}

var busy = 0;

function get_item_count() {
	var obj = document.getElementById("item_count");
	if (obj)
		return Number(obj.getAttribute("max_item"));
	return 0;
}

function set_item_count(c) {
	var obj = document.getElementById("item_count");
	if (obj)
		obj.setAttribute("max_item", c);
}

function add_item(e, args) {

	var condition_count = get_item_count();
	if (!display_add_item(condition_count, "new_item"))
		return;

	if (!busy) {
		busy = 1;
		var template_html = document.getElementById('template0');
		var obj = document.createElement('span');
		var dyn = document.getElementById('dynamic');
		var dyn_row = document.getElementById('dynamic_row');

		set_item_count(condition_count + 1);
		
		obj.setAttribute("item_no", condition_count);
		obj.setAttribute("id", 'template' + condition_count);

		var html = template_html.innerHTML;

		html = html.replace(/\[0\]/g, '['+condition_count+']');
		html = html.replace(/_id0/g, "_id" + condition_count);
		html = html.replace(/Plagg ./g, 'Plagg ' + (condition_count + 1));
		obj.innerHTML = html;
		
		/* Reduce margin on the first element. */
		if (condition_count == 1)
			obj.getElementsByTagName("fieldset")[0].style.marginTop = "-4px";
	
		reset_item(obj, condition_count);

		dyn.appendChild(obj);
		document.getElementById('item_desc_info_id' + condition_count).style.display = 'none';
		document.getElementById('clothing_size_text_id' + condition_count).style.display = 'none';
		document.getElementById('remove_item_id' + condition_count).style.display = 'block';
		document.getElementById('remove_item_id0').style.display = 'block';

		/* XXX Remove when all clothes ads no longer have body (see item_desc.html.tmpl too) */
	   	if(condition_count > 0 && document.getElementById('warn_clothes_old_id' + condition_count)) { 
			document.getElementById('warn_clothes_old_id' + condition_count).style.display = 'none';
		}

		package_price_update(condition_count+1);
		display_add_item(condition_count+1, "new_item");
		dyn_row.style.display ="";

		var new_element = document.getElementsByName("item_desc[" + condition_count+ "]")[0];

		/* Move new item link */
		var link_element = document.getElementById('new_item_container_id' + (condition_count - 1 ));
		var new_link_element = document.getElementById('new_item_container_id' + condition_count);

		new_link_element.innerHTML = link_element.innerHTML;
		link_element.innerHTML = '';

		document.getElementById('item_howto_id' + condition_count).style.display = 'none';
		
		if (args != "batch") {
			new_element.focus();
			window.scrollTo(0, findPosY(new_element));

			register_events(jsevents.ai, document);
		}
		busy = 0;
	}
}

function package_price_update(item_count) {

	var o = document.getElementById("package_price_container");
	if (item_count > 1) {
		o.style.display = "block";
	} else {
		o.style.display = "none";
		document.getElementById('package_price').value = '';
	}

}

function display_add_item(count, obj_id) {
	var obj = document.getElementById(obj_id);
	var clothing_sex = split_setting(get_settings('clothing_sex', form_key_lookup, category_settings, ''));

	if (count < clothing_sex.max_item) {
		obj.style.display = "block";
		return true;
	} else {
		obj.style.display = "none";
		return false;
	}
}

function reset_item(o, no) {
	var selects = o.getElementsByTagName('select');
	var textarea = o.getElementsByTagName('textarea')[0];
	var textbox = o.getElementsByTagName('input')[0];
	var errors = o.getElementsByTagName('div');

	textarea.innerHTML = "";
	textbox.value = "";

	for (var k in selects) {
		if (selects[k].id) {
			selects[k].options[0].selected = true;
			if (!selects[k].id.match(/^clothing_sex/))
				selects[k].disabled = true;
		}
	}	
	
	for (var k in errors) {
		if (errors[k].id && (errors[k].id.substr(0,4) == 'err_')) {
			errors[k].style.display ='none';
		}	
	}
}	

function decrease_item_names(o, ic) {
	var item_no = o.getAttribute("item_no");
	var new_item_no = item_no - 1;
	var selects = o.getElementsByTagName('select');
	var textarea = o.getElementsByTagName('textarea')[0];
	var textbox = o.getElementsByTagName('input')[0];
	var item_vals = new Array();

	var remove_item = document.getElementById("remove_item_id" + item_no);
	if (remove_item) {
		remove_item.setAttribute("id", "remove_item_id" + new_item_no);
	}

	if (ic == 2)
		remove_item.style.display = "none";

	for (var k in selects) {
		if (selects[k].id) {
			var select_name = selects[k].name.replace(/\[\d\d?\]/g, '[' + new_item_no + ']');
			item_vals[select_name] = selects[k].value;
		}
	}
	
	item_vals[textarea.name.replace(/\[\d\d?\]/g, '[' + new_item_no + ']')] = textarea.value;
	item_vals[textbox.name.replace(/\[\d\d?\]/g, '[' + new_item_no + ']')] = textbox.value;

	o.setAttribute("item_no", new_item_no);
	o.setAttribute("id", 'template' + new_item_no);
	o.getElementsByTagName("legend")[0].innerHTML = "Plagg " + item_no;
	o.innerHTML = o.innerHTML.replace(/\[\d\d?\]/g, '[' + new_item_no + ']');
	o.innerHTML = o.innerHTML.replace(/_id\d\d?/g, '_id' + new_item_no);
	
	for (var k in item_vals) {
		if (document.getElementsByName(k)[1])
			document.getElementsByName(k)[1].value = item_vals[k];
		else 
			document.getElementsByName(k)[0].value = item_vals[k];
	}	
}

function remove_item(e, args) {
	var this_id = Number(this.parentNode.parentNode.getAttribute('item_no'));
	var myself = document.getElementById('template' + this_id);
	var item_count = get_item_count();
	var link_html = document.getElementById('new_item_container_id' + (item_count - 1)).innerHTML;
	var move_new_item = false;

	for (++this_id ; this_id < item_count ; ++this_id) {
		var mysibling = document.getElementById('template' + this_id);
		decrease_item_names(mysibling, item_count);
	}	
	set_item_count(--item_count);
	if (item_count == 1)
		document.getElementById("remove_item_id0").style.display = 'none';

	package_price_update(item_count);
	
	if (item_count > 0)
		myself.parentNode.removeChild(myself);
	
	if (link_html.length > 0) {
		var new_link_element = document.getElementById('new_item_container_id' + (item_count - 1));
		new_link_element.innerHTML = link_html;
	}

	display_add_item(item_count, "new_item");

	document.getElementById('item_howto_id0').style.display = 'block';
	register_events(jsevents.ai, document);
}

function clothing_lookup_cb(result, xmlhttp) {
	var reset_html = 0;
	// Evaluate the return data from the ajax call.
	eval(result);
	
	for (var idx in clothing_select['reset']) {
		var r = clothing_select['reset'][idx] + "[" + clothing_select['value'] + "]";
		if (select = document.getElementsByName(r)[0]) {
			select.length = 1;
			select.disabled = true;
		} else {
			reset_html = 1;
		}
	}

	var o;
	if( is_company_ad() ) {
		var o_cl_sex  = document.getElementsByName('clothing_sex[0]')[0];
		var o_cl_kind = document.getElementsByName('clothing_kind[0]')[0];

		if (o_cl_sex && o_cl_kind && (o_cl_sex.value == "" || o_cl_kind.value == "" || reset_html)) {
			o = document.getElementById('clothing_size_container');
			if (o) {
				o.innerHTML = js_info['CHOOSE_CLOTHING_PARAMS'];
			}
		}
	}

	if( is_company_ad() && clothing_select['name'] == 'clothing_size' ) {
		o = document.getElementById('clothing_size_container');
		var cb = '';
		for (var k in clothing_data) {
			if (k) {
				cb += '<label><input name="clothing_size_list[]" type="checkbox" value="'+k+'">'+clothing_data[k]+'</label><br>';
			}
		}
		o.innerHTML = cb;
	} else {
		var s = clothing_select['name'] + "[" + clothing_select['value'] + "]";
	
		o = document.getElementsByName(s)[0];
		o.length = 1;

		var i = 1;
		for (var k in clothing_data) {
			o.options[i++] = new Option(clothing_data[k], k);	
		}
		
		if ( i> 1 )
			o.disabled = false;
	}

	if (clothing_text && o.name) {
		var elem_id = o.name.substr(o.name.indexOf("[") + 1, o.name.length - o.name.indexOf("]"));

		for (var k in clothing_text) {
			var info = document.getElementById(k + '_id' + elem_id);
			if (info) {
				info.style.display = "block";
				info.innerHTML = clothing_text[k];
			}
		}
	}

	register_events(jsevents.ai, document);
}

function clothing_lookup(e, args) {
	var sel_id = this.getAttribute("sel_id");
	var cat = form_key_lookup('category', sel_id);
	var type = form_key_lookup('type', sel_id);
	var clothing_index = e[0].name.slice(e[0].name.indexOf('[') + 1, e[0].name.lastIndexOf(']'));
	var clothing_sex = document.getElementsByName('clothing_sex['+clothing_index+']')[0].value;
	var s = document.formular.action.replace('verify', 'clothing_lookup') + '?category=' + cat + '&type=' + type + '&clothing_sex=' + clothing_sex + '&id=' + clothing_index + '&company_ad=' + (is_company_ad() ? "1" : "0"); 

	if (args == 'clothing_size') {
		var clothing_kind = document.getElementsByName('clothing_kind['+clothing_index+']')[0].value;
		s += '&clothing_kind='+clothing_kind;

	}

	ajax_request(s, '', clothing_lookup_cb, e, false, 'GET');
}

function setAreas(e, args) {
	var munics;
	var i = 1;
	var region = document.formular.region.value;

	if (region > 0)
		munics = regionArray[region]['municipality'];

	if (!munics)
		return;

	var arr = Array();
	for (var k in munics) {
		var areas = munics[k]['subarea'];

		arr[k] = new Array();
		arr[k]['area'] = munics[k]['name'];
		if (areas) {
			for (var a in areas) {
				arr[k][a] = areas[a]['name'];
			}
		}
	}

	var oldArea = document.formular.area.value;
	document.formular.area.options.length = 1;
	var firstArea;
	var str;

	// Insert all cities in select-box
	for (var a in arr) {
		if (oldArea == a)
			document.formular.area.options[i].selected = true;
	
		// Only adds cities
		for (var b in arr[a]) {
			if ( b != 'area' ) {
				if (i++ == 1)
					firstArea = arr[a]['area'];

				str= a + ':' + b;
				document.formular.area.options[i] = new Option(arr[a][b], str);	
				if (oldArea == str)
					document.formular.area.options[i].selected = true;
			} else {
				// Municipality - don't count
				i--;
			}
		}

		if (i++ == 1)
			firstArea = arr[a]['area'];
	}

	// Sort option list by city name
	sort_options(document.formular.area);

	var area = document.getElementById('area');
	if (i == 2) {
		area.style.display = "none";
		document.formular.area.options[1].selected = true;
	} else {
		area.style.display = "block";
	}
}

// Don't sort first option
function sort_options(list) {
	var items = list.options.length;
	var tmp_array = new Array(items);

	for ( i=0; i < items; i++ )
		tmp_array[i] = new Option(list.options[i].text,list.options[i].value);

	tmp_array.sort(option_compare_text);

	for ( i=0; i < items - 1; i++ )
		list.options[i+1] = new Option(tmp_array[i].text,tmp_array[i].value);
}


function option_compare_text(a,b) {
	return a.text != b.text ? a.text < b.text ? -1 : 1 : 0;
}

function saveNoSalesmen(elemObj) {
	if (elemObj.checked) {
		document.cookie= "no_salesmen=1;";
	} else {
		document.cookie= "no_salesmen=0;";
	}
}

/*
 * Show extra images price and nr of allowed images for chosen category
 */
function showExtraImagesNumbers() {
	var cat = form_key_lookup('category', '');
	var number = document.getElementById('extra_images_num');
	var price = document.getElementById('extra_images_price');
	var sub_category = document.getElementById('sub_category');
	var category_group = document.getElementById('category_group');

	var extra_images = get_settings('extra_images', form_key_lookup, category_settings, '');

	if (extra_images) {
		extra_images = split_setting(extra_images);
		// Check if category has special
		if (number && typeof(number) != 'undefined')
			number.innerHTML = language_numbers[extra_images['max']];
		if (price && typeof(price) != 'undefined')
			price.innerHTML = extra_images['price'];
		max_allowed_images = extra_images['max'];

		// Show or hide
		if (uploaded_images < max_allowed_images) {
			showField("extra_images_form", "inline");
			showField("image_button", "inline");
			enable_field("image2");
			showField("image2", "inline");
		} else {
			showField("extra_images_form", "none");
			showField("image2", "none");
			disable_field("image2");
			showField("image_button", "none");
		}

		// Show field for text about extra images 
		if ((category_group.options[category_group.selectedIndex].value % 1000) != 0 && (category_group.value != 0) && (sub_category.value != 0 || sub_category.style.display == "none"))
			showField("extra_images_text", "block");
		else
			showField("extra_images_text", "none");
	} else {
		// Hide field for text about extra images
		showField("extra_images_text", "none");
	}
}


/*
 * 
 */ 
function showVideoInfo(e, args) {
	var video_info = document.getElementById('video_text');
	var price = document.getElementById('video_price');
	var video = split_setting(get_settings('video', form_key_lookup, category_settings, ''));

	if (video.max_length) {
		video_info.innerHTML = 'Kortas till <span id="video_length">' + video.max_length + '</span>&nbsp;sekunder.&nbsp;';
		if (price)
			price.innerHTML = video.price;
	} else {
		video_info.innerHTML = 'Långa filmer kortas ner.';
		if (price)
			price.innerHTML = default_price_video;
	}
}

/*
 * Validate email and check for store
 */
function checkEmail() {
	var compinput = document.getElementById('c_ad');

	if (!document.getElementById('email'))
		return false;

	if (compinput.type == "hidden" && document.getElementById('default_store')) {
		display_infopage();
		show_by_feature(null, {id : 'hide_address_row', feat : 'hide_address'});
		return true;
	}

	var compradios = document.getElementsByName('company_ad');
	if (!compradios || compradios.length < 2 || !compradios[1].checked)
		return false;

	var email = document.getElementById('email').value;
	var store = document.getElementById('store');
	var default_store = document.getElementById('default_store');
 	var url = "/ajax?a=getstores";

	if (!/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(email))
		return false;

	var postdata = "email=" + escape(email);

	ajax_request(url, postdata, checkEmailCB, store ? store.value : (default_store ? default_store.value : null));
	return true;
}

function checkEmailCB(result, xmlhttp, arg) {
	var storediv = document.getElementById('store_holder');
	var store_list = '';

	for (var store_id in result) {
		if (arg != null && store_id == arg)
			store_list += "<option value='" + store_id + "' selected='selected'>" + result[store_id] + "</option>\n";
		else
			store_list += "<option value='" + store_id + "'>" + result[store_id] + "</option>\n";
	}
	
	if (storediv) {
		if (store_list) {
			storediv.innerHTML = "<select name='store' id='store'>" + store_list + "</select>";
			document.getElementById("store_row").style.display = ''; /* IE6 chokes on table-row */
		} else {
			storediv.innerHTML = "";
			document.getElementById("store_row").style.display = 'none';
		}
	}

	display_infopage();
	show_by_feature(null, {id : 'hide_address_row', feat : 'hide_address'});
}

function actionSelected() {
	var elem;

	elem = document.getElementById('store_passwd_td1');
	if (elem) elem.style.display = 'none';
	elem = document.getElementById('store_passwd_td2');
	if (elem) elem.style.display = 'none';
	elem = document.getElementById('store_username_td1');
	if (elem) elem.style.display = 'none';
	elem = document.getElementById('store_username_td2');
	if (elem) elem.style.display = 'none';
	elem = document.getElementById('ad_passwd_td1');
	if (elem) elem.style.display = 'block';
	elem = document.getElementById('ad_passwd_td2');
	if (elem) elem.style.display = 'block';
}

/*
 * Video uploader
 */
function VideoUploader(_form, _container) {
	/* Allowed browsers */
	if (!BrowserDetect.isValid([
					{agent: 'Firefox', version: '1.5'},
					{agent: 'Explorer', version: '5.5'},
					{agent: 'Safari', version: '412.2'},
					{agent: 'Opera', version: '8'}
				])) return;

	this.form = _form || document.getElementsByTagName('form')[0];
	this.container = _container || 'ajax_uploader';

	this.upload_id = false;
	this.progress = false; 
	this.encoded = false;

	this.init();
}

VideoUploader.prototype.init = function () {
	var self = this;
	this.form.original_action = this.form.action;
	this.form.onsubmit = function () { return self.upload() };
};

VideoUploader.prototype.iframe = function () {
	var iframe_span = document.getElementsByName(this.container)[0];

	if (iframe_span)
		document.body.removeChild(iframe_span.parentNode);

	/* IE has problems adding iframes with createElement */
	iframe_span = document.createElement('span');
	iframe_span.innerHTML = '<iframe id="' + this.container + '" name="' + this.container + '" width="0" height="0" border="0"></iframe>';

	document.body.appendChild(iframe_span);
};

VideoUploader.prototype.upload = function () {
	this.upload_id = new Date().getTime();
	this.encoded = false;
	this.form.setAttribute('target', window.name);

	/* Upload video */
	if (this.form.video && this.form.video.value.length > 0) {
		/* Create iframe */
		this.iframe();

		/* Change state */
		var action = this.form.original_action.replace(/(add_video_)?verify/, 'upload_video');

		/* Change action so it has upload_id and session id as get arg.
		   - mod_progress need it for browsers without cookies,
		     and there is no garentee that session id is first in the post body.
		*/
		this.form.action = action + '/' + this.upload_id;

		/* Session id */
		var elements = document.getElementsByName('s');
		for (var i = 0; i < elements.length; i++) {
			if (elements[i].value.substring(0, 2) == 'mc') {
				this.form.action += '?s=' + elements[i].value;
				break;
			}
		}

		/* Set form target to iframe*/
		this.form.setAttribute('target', this.container);

		/* Remove loading_dots */
		var loading = document.getElementById('loading');
		if (loading) {
			if (loading.timer)
				clearTimeout(loading.timer);
			loading.style.display = 'none';
		}

		this.start_progress();
		return true;
	} 

	/* Normal state */
	return true;
};

VideoUploader.prototype.start_progress = function () {
	var self = this;

	/* Start progress bar */
	setTimeout(function () { self.update_progress(0, null, self, true); }, 500);
};

VideoUploader.prototype.update_progress = function (result, xmlhttp, self, first_time) {
	if (self.encoded) {
		return;
	}

	if (first_time) {
		/* Hide input fields */
		var video_input_box = document.getElementById('video_input_box');
		video_input_box.style.display = 'none';
		showField('err_video', 'none');

		/* Create a progress bar */
		self.progress = new ProgressBar();

		/* Upload started return form to its original state */
		var old_input_field = video_input_box.getElementsByTagName('input')[0];
		old_input_field.parentNode.removeChild(old_input_field);
		video_input_box.innerHTML = '<input type="file" name="video" id="video"/>' + video_input_box.innerHTML;
		self.form.setAttribute('target', window.name);
		self.form.action = self.form.original_action;
	}

	/* Check result */
	if (!result) {
		/* XXX TECHNICAL ERROR? */
	} else if (result.error) {
		self.show_result(result.error);
		return;
	} else {
		/* Update progress bar */
		self.progress.update_draw(result.progress, result.total);
	}

	if (!self.progress.completed) {
		/* Still uploading */
		setTimeout( function () {
			    ajax_request(self.form.action.replace(/(add_video_)?verify/, 'upload_progress') + '/'+self.upload_id, null, self.update_progress, self) ;
			}, 1000);
		return;
	}
	
	/* Done uploading, wait for encoding */
	self.wait_encoding();
};

VideoUploader.prototype.wait_encoding_dots = function (step) {
	var self = this;
	var step = step % 4;
	var dots = document.getElementById('progress_dots');
	if (this.progress.completed && !this.encoded) {
		dots.innerHTML = '';
		for (var i = 0; i < step; i++)
			dots.innerHTML += '.';

		setTimeout(function () { self.wait_encoding_dots(step + 1); }, 500);
	}
};

VideoUploader.prototype.wait_encoding = function (step) {
	var self = this;
	var step = step || 0;

	/* XXX maybe progress bar should have this part of code! */
	if (this.progress.completed && !this.encoded) {
		var container = document.getElementById(this.progress.container);
		if (container && container.childNodes.length) {
			var debug = container.getElementsByTagName('div')[2];
			if (!(debug.innerHTML.indexOf('Bearb') >= 0)) {
				debug.innerHTML = "100%&nbsp;&nbsp;&nbsp;Bearbetar, vänta<span id='progress_dots'></span>";
				this.wait_encoding_dots(1);
			}
		}

		setTimeout(function () { self.wait_encoding(step + 1); }, 10);
	}
};

VideoUploader.prototype.show_result = function (result) {
	this.form.action = this.form.original_action;
	this.form.setAttribute('target', window.name);
	this.form.video.value = '';

	this.progress.completed = true;
	this.encoded = true;

	var progress_container = document.getElementById(this.progress.container);

	if (result == 'OK') {
		if (progress_container) {
			var debug = progress_container.getElementsByTagName('div')[2];
			debug.innerHTML = 'Klar.';
		}

		/* Remove the file field */
		var video_input_box = document.getElementById('video_input_box');
		video_input_box.getElementsByTagName('input')[0].disabled = true;

		var button = document.getElementsByName('validate')[0];
		showProgressBar(button);
		window.scrollTo(0, findPosY(button));
		document.forms[0].submit();
	} else {
		if (progress_container)
			this.progress.clear();

		/* Get video_input_box */
		var video_input_box = document.getElementById('video_input_box');

		/* Show input fields */
		var old_input_field = video_input_box.getElementsByTagName('input')[0];
		old_input_field.parentNode.removeChild(old_input_field);
		video_input_box.innerHTML = '<input type="file" name="video" id="video"/>' + video_input_box.innerHTML;

		video_input_box.style.display = 'block';

		/* Show error */
		var error_field = document.getElementById('err_video').getElementsByTagName('span')[0];
		error_field.innerHTML = result;
		showField('err_video', 'block');
	}
};

/*
 * Change form state and query
 */
function form_action_state(state, query) {
	var form = document.getElementsByTagName('form')[0];
	form.action = form.action.replace(/verify/, state);
	if (query) {
		var queryArray = query.split("&");
		for (var i in queryArray) {
			var q = queryArray[i];
			var keyvalueArray = q.split("=");
 			var input = document.createElement('input');

			input.type = 'hidden';
			input.name = keyvalueArray[0];
			input.value = keyvalueArray[1];
			form.appendChild(input);
		}
	}
	form.setAttribute('target', window.name);
	form.submit();

	return false;
}

function click_extra_images(elem) {
	var form = document.getElementsByTagName('form')[0];
	var input = document.createElement('input');
	var posY = 5;

	input.type = 'hidden';
	input.name = 'extra_images';
	input.value = '1';
	form.appendChild(input);

	showProgressBar(elem, posY);
	form.submit();
}

function get_apartment_type() {
	var apartment_type = document.formular.apartment_type;
	for (i = 0; i < apartment_type.length; i++) {
		if (apartment_type[i].checked == true) {
			return apartment_type[i].value; 
		}
	}

	return "tenant_ownership";
}

function key_lookup(keyname) {
	if (keyname == 'type')
		return getCheckedTypeVal();
	else if (keyname == 'apartment_type')
		return get_apartment_type();
	else if (document.getElementById(keyname))
		return document.getElementById(keyname).value;
	else
		return null;
}

function has_feature(feature) {
	return get_settings(feature, key_lookup, category_settings);
}

function go_back(form) {
	var input = document.createElement('input');

	input.type = 'hidden';
	input.name = 'back';
	input.value = '1';
	form.appendChild(input);
	form.submit();
}

function show_addr_and_zip_tip(e, args) {
	var address = document.getElementById("address");
	var zipcode = document.getElementById("zipcode").value;
	var tips_long = document.getElementById("tips_long_address_zipcode_");

	if (!tips_long)
		return;
	if (address && (address.value.length < 5 || zipcode.length < 6)) {
		tips_long.style.display = "block";
	} else {
		tips_long.style.display = "none";
	}
}

function display_label(e, args) {
	var id = args.id;

	var label = split_setting(get_settings(id, form_key_lookup, label_settings));
	if (label) {
		var lbl = label.label;
		var tips = label.tips;

		if (lbl) {
			var elem = document.getElementById(id + "_label");
			if (elem)
				elem.innerHTML = lbl + ":";
		}

		var tipsElem = document.getElementById(id + "_tips");
		if (tips) {
			if (tipsElem) {
				tipsElem.innerHTML = tips;
				tipsElem.style.display = 'block';
			}
		} else if (tipsElem) {
			tipsElem.style.display = 'none';
		}
	}
}