function viewImage (url, sdir) {
	window.open("/viewimage.php?image=" + url, null, "height=768,width=1024,status=no,toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes");
}

function check (cb, iv) {
	
	if (cb.checked) {
		document.form[iv].value = "1";
	}
	else {
		document.form[iv].value = "";
	}
}

function partnerClick (id) {
	var nl = id;
	var http_request = new Array();
	if (window.XMLHttpRequest) {
	    http_request[nl] = new XMLHttpRequest();
	    if (http_request[nl].overrideMimeType) {
	        http_request[nl].overrideMimeType('text/xml');
	    }
	} else if (window.ActiveXObject) {
	    try {
	        http_request[nl] = new ActiveXObject("Msxml2.XMLHTTP");
	    } catch (e) {
	        try {
	            http_request[nl] = new ActiveXObject("Microsoft.XMLHTTP");
	        } catch (e) {}
	    }
	}
	
	if (!http_request[nl])
	    return false;
	
	http_request[nl].open('GET', '/partner.click.php?id=' + id, true);
	http_request[nl].send(null);
}

function doForumPreview (action) {
	document.form.action = action;
	document.form.submit();
}

var nl = 1;
var http_request = new Array();

function procesQuickReply (topic_id) {
	if (topic_id == 0)
		alert ('Geen topic_id gedefineerd!');
	else if (document.getElementById('message').value == "")
		alert ('Vul wel een bericht in ;)');
	else {
		nl++;
		
		if (window.XMLHttpRequest) {
		    http_request[nl] = new XMLHttpRequest();
		    if (http_request[nl].overrideMimeType) {
		        http_request[nl].overrideMimeType('text/xml');
		    }
		} else if (window.ActiveXObject) {
		    try {
		        http_request[nl] = new ActiveXObject("Msxml2.XMLHTTP");
		    } catch (e) {
		        try {
		            http_request[nl] = new ActiveXObject("Microsoft.XMLHTTP");
		        } catch (e) {}
		    }
		}
		
		if (!http_request[nl])
		    return false;
		    
		    
		http_request[nl].onreadystatechange = function() { placePost(nl); }
		http_request[nl].open('POST', '/forum.reply.php?topic_id=' + topic_id, true);
		http_request[nl].setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8");
		http_request[nl].send("message=" + escape(document.getElementById('message').value).replace (/\+/g, "%2B"));
		document.getElementById('message').value = "";
	}
}

function placePost (nl) {
	if (http_request[nl].readyState == 4) {
		if (http_request[nl].status == 200) {
			document.getElementById("new_post").innerHTML += http_request[nl].responseText;
	    }
	}
}

var item_max, item_form, item_target;
function calcTotalPriceInit(max_itemid, form_id, target_id) {
	item_max = max_itemid;
	item_form = document.getElementById(form_id);
	item_target = document.getElementById(target_id);
}

function calcTotalPrice() {
	var itemid;
	for (var i = 0; i < item_form.mandatory.length; i++) {
		if (item_form.mandatory[i].checked)
			itemid = item_form.mandatory[i].value;
	}
	if (!itemid) itemid = item_form.mandatory.value;		// only one item
	
	var manda_price = getPrice(itemid);
	var optional_price = 0;
	
	for (var i = 1; i <= item_max; i++) {
		if (item_form['lan_item_' + i]) {
			if (item_form['lan_item_' + i].checked) {
				optional_price += getPrice(i);
			}
		}
	}
	
	item_target.innerHTML = "&euro; " + (manda_price + optional_price);
}

function getPrice (iid) {
	return parseFloat(document.getElementById('price_' + iid).innerHTML);
}

function checkEmail() {	
	var warning = document.getElementById('warning');
	var value = document.getElementById('email');
	
	if ((value.value.match('hotmail.')) || (value.value.match('live.'))) {
		warning.innerHTML = '<b>Waarschuwing:</b> Momenteel is de kans groot dat activatiemails op Hotmail of Live adressen niet aankomen. Heb je een ander email adres van een andere e-maildienst tot je beschikking, vul die dan hier in.';
		warning.style.display = 'block';
	}
	else {
		warning.innerHTML = '';
		warning.style.display = 'none';
	}
		
}

function smilieClick(sml) {
	document.getElementById('forum_message').value += " " + sml;
}

function confirmPmUpdate(form) {
	var value = form.options[form.selectedIndex].value;
	
	if (value == "delete") {
		var c = confirm("You sure?");
		
		if (c)
			form.form.submit();
		else
			return false;
	}
	else {
		form.form.submit();
	}
}

function selectAllCheckbox(container) {
	var el = container.getElementsByTagName('INPUT');
	
	for (var i = 0; i < el.length; i++) {
		el[i].checked = !el[i].checked;
	}
}

function updatePmSeen() {
	nl++;
		
	if (window.XMLHttpRequest) {
	    http_request[nl] = new XMLHttpRequest();
	    if (http_request[nl].overrideMimeType) {
	        http_request[nl].overrideMimeType('text/xml');
	    }
	} else if (window.ActiveXObject) {
	    try {
	        http_request[nl] = new ActiveXObject("Msxml2.XMLHTTP");
	    } catch (e) {
	        try {
	            http_request[nl] = new ActiveXObject("Microsoft.XMLHTTP");
	        } catch (e) {}
	    }
	}
	
	if (!http_request[nl])
	    return false;
	
	http_request[nl].open('GET', '/pm/seenit/', true);
	http_request[nl].send(null);
	
	document.getElementById('pm_notify').style.display = 'none';
}

function showLangNotify(lng) {
	if (lng != 1) {
		document.getElementById('language_notify').style.display = 'block';
	}
}

function hideLangNotify() {
	document.getElementById('language_notify').style.display = 'none';
}