$(document).ready(function(){

	so_init1();
	so_init2();
	so_init3();
	so_init4();

});

var meldingVerbergen = 0;

// Variabele en functie om te controleren of een pagina gewijzigd is
var formVeranderd = 0;
function confirmExit(melding) {
	if (formVeranderd && !confirm(melding)) {
		return false;
	}
	else {
		return true;
	}
}

function ajax(script) {
	var args = '';
	for( var i=1 ; i < arguments.length; i++ ) {
		args += arguments[i];
		if (i<arguments.length-1)
			args += '/';
	}
	var jsel = document.createElement('script');
	jsel.type = 'text/javascript';
	jsel.src = '/ajax/' + script + '/' + args;
	document.body.appendChild (jsel);
}


var timeout1 = Math.floor((6000-2000)*Math.random()) + 3000;
var timeout2 = Math.floor((6000-2000)*Math.random()) + 3000;
var timeout3 = Math.floor((6000-2000)*Math.random()) + 3000;
var timeout4 = Math.floor((6000-2000)*Math.random()) + 3000;

// foto 1
var d1=document, imgs1 = new Array(), zInterval1 = null, current1=0, pause=false;
function so_init1() {
	if(!d1.getElementById || !d1.createElement)return;

	imgs1 = $('#fotos1 img');
	for(i=1;i<imgs1.length;i++)
		imgs1[i].xOpacity = 0;
	imgs1[0].style.display = "block";
	imgs1[0].xOpacity = .99;

	setTimeout(so_xfade1,timeout1);
}

function so_xfade1() {
	cOpacity = imgs1[current1].xOpacity;
	nIndex = imgs1[current1+1]?current1+1:0;

	nOpacity = imgs1[nIndex].xOpacity;

	cOpacity-=.02;
	nOpacity+=.02;

	imgs1[nIndex].style.display = "block";
	imgs1[current1].xOpacity = cOpacity;
	imgs1[nIndex].xOpacity = nOpacity;

	setOpacity(imgs1[current1]);
	setOpacity(imgs1[nIndex]);

	if(cOpacity<=0) {
		imgs1[current1].style.display = "none";
		current1 = nIndex;
		setTimeout(so_xfade1,timeout1);
	} else {
		setTimeout(so_xfade1,25);
	}

	function setOpacity(obj) {
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}
}


// foto 2
var d2=document, imgs2 = new Array(), zInterval2 = null, current2=0, pause=false;
function so_init2() {
	if(!d2.getElementById || !d2.createElement)return;

	imgs2 = $('#fotos2 img');
	for(i=1;i<imgs2.length;i++)
		imgs2[i].xOpacity = 0;
	imgs2[0].style.display = "block";
	imgs2[0].xOpacity = .99;

	setTimeout(so_xfade2,timeout2);
}

function so_xfade2() {
	cOpacity = imgs2[current2].xOpacity;
	nIndex = imgs2[current2+1]?current2+1:0;

	nOpacity = imgs2[nIndex].xOpacity;

	cOpacity-=.02;
	nOpacity+=.02;

	imgs2[nIndex].style.display = "block";
	imgs2[current2].xOpacity = cOpacity;
	imgs2[nIndex].xOpacity = nOpacity;

	setOpacity(imgs2[current2]);
	setOpacity(imgs2[nIndex]);

	if(cOpacity<=0) {
		imgs2[current2].style.display = "none";
		current2 = nIndex;
		setTimeout(so_xfade2,timeout2);
	} else {
		setTimeout(so_xfade2,25);
	}

	function setOpacity(obj) {
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}
}


// foto 3
var d3=document, imgs3 = new Array(), zInterval3 = null, current3=0, pause=false;
function so_init3() {
	if(!d3.getElementById || !d3.createElement)return;

	imgs3 = $('#fotos3 img');
	for(i=1;i<imgs3.length;i++)
		imgs3[i].xOpacity = 0;
	imgs3[0].style.display = "block";
	imgs3[0].xOpacity = .99;

	setTimeout(so_xfade3,timeout3);
}

function so_xfade3() {
	cOpacity = imgs3[current3].xOpacity;
	nIndex = imgs3[current3+1]?current3+1:0;

	nOpacity = imgs3[nIndex].xOpacity;

	cOpacity-=.02;
	nOpacity+=.02;

	imgs3[nIndex].style.display = "block";
	imgs3[current3].xOpacity = cOpacity;
	imgs3[nIndex].xOpacity = nOpacity;

	setOpacity(imgs3[current3]);
	setOpacity(imgs3[nIndex]);

	if(cOpacity<=0) {
		imgs3[current3].style.display = "none";
		current3 = nIndex;
		setTimeout(so_xfade3,timeout3);
	} else {
		setTimeout(so_xfade3,25);
	}

	function setOpacity(obj) {
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}
}

// foto 4
var d4=document, imgs4 = new Array(), zInterval4 = null, current4=0, pause=false;
function so_init4() {
	if(!d4.getElementById || !d4.createElement)return;

	imgs4 = $('#fotos4 img');
	for(i=1;i<imgs4.length;i++)
		imgs4[i].xOpacity = 0;
	imgs4[0].style.display = "block";
	imgs4[0].xOpacity = .99;

	setTimeout(so_xfade4,timeout4);
}

function so_xfade4() {
	cOpacity = imgs4[current4].xOpacity;
	nIndex = imgs4[current4+1]?current4+1:0;

	nOpacity = imgs4[nIndex].xOpacity;

	cOpacity-=.02;
	nOpacity+=.02;

	imgs4[nIndex].style.display = "block";
	imgs4[current4].xOpacity = cOpacity;
	imgs4[nIndex].xOpacity = nOpacity;

	setOpacity(imgs4[current4]);
	setOpacity(imgs4[nIndex]);

	if(cOpacity<=0) {
		imgs4[current4].style.display = "none";
		current4 = nIndex;
		setTimeout(so_xfade4,timeout4);
	} else {
		setTimeout(so_xfade4,25);
	}

	function setOpacity(obj) {
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}
}

function feedbackSluiten(overzicht){
	$('#'+overzicht).prev().children('.feedbackGebied').slideUp('fast',function(){eval(overzicht+'()');});
}