// rechtermuisknop verbod
var message="";
function clickIE() {
	if (document.all) {
		(message);
		return false;
	}
}
function clickNS(e) {
	if (document.layers||(document.getElementById&&!document.all)) {
		if (e.which==2||e.which==3) {
			(message);
			return false;
		}
	}
}
if (document.layers) {
	document.captureEvents(Event.MOUSEDOWN);
	document.onmousedown=clickNS;
} else {
	document.onmouseup=clickNS;
	document.oncontextmenu=clickIE;
}
document.oncontextmenu = new Function("return false")


// confirm bericht
function conf(msg) {
  return window.confirm(msg);
}


// toggle foto bij admin
function toggle(hidden) {
	if (document.getElementById(hidden).style.display == 'block') {
		document.getElementById(hidden).style.display = 'none';
		document.getElementById('link'+id).innerHTML = 'show';
	} else {
		document.getElementById(hidden).style.display = 'block';
		document.getElementById('link'+hidden+id).innerHTML = 'Hide';
	}
}


// countdown naar sinterklaas
function cdtime(container, targetdate) {
	if (!document.getElementById || !document.getElementById(container)) return
		this.container = document.getElementById(container)
		this.currentTime = new Date()
		this.targetdate = new Date(targetdate)
		this.timesup = false
		this.updateTime()
	}
	cdtime.prototype.updateTime = function() {
		var thisobj = this
		this.currentTime.setSeconds(this.currentTime.getSeconds()+1)
		setTimeout(function() {
			thisobj.updateTime()
		}, 1000) //update time every second
	}
	cdtime.prototype.displaycountdown = function(baseunit, functionref) {
		this.baseunit = baseunit
		this.formatresults = functionref
		this.showresults()
	}
	cdtime.prototype.showresults = function() {
	var thisobj = this

	var timediff = (this.targetdate-this.currentTime)/1000 //difference btw target date and current date, in seconds
	if (timediff < 0) { //if time is up
		this.timesup = true
		this.container.innerHTML = this.formatresults()
		return
	}

	var oneMinute = 60 //minute unit in seconds
	var oneHour = 60*60 //hour unit in seconds
	var oneDay = 60*60*24 //day unit in seconds
	var dayfield = Math.floor(timediff/oneDay)
	var hourfield = Math.floor((timediff-dayfield*oneDay)/oneHour)
	var minutefield = Math.floor((timediff-dayfield*oneDay-hourfield*oneHour)/oneMinute)
	var secondfield = Math.floor((timediff-dayfield*oneDay-hourfield*oneHour-minutefield*oneMinute))

	if (this.baseunit == "hours") { //if base unit is hours, set "hourfield" to be topmost level
		hourfield = dayfield*24+hourfield
		dayfield = "n/a"
	} else if (this.baseunit == "minutes") { //if base unit is minutes, set "minutefield" to be topmost level
		minutefield = dayfield*24*60+hourfield*60+minutefield
		dayfield = hourfield = "n/a"
	} else if (this.baseunit == "seconds") { //if base unit is seconds, set "secondfield" to be topmost level
		var secondfield = timediff
		dayfield = hourfield = minutefield = "n/a"
	}

	this.container.innerHTML = this.formatresults(dayfield, hourfield, minutefield, secondfield)
	setTimeout(function() {
		thisobj.showresults()
	}, 1000) //update results every second
}