var lastIm;
function changeImg(id) {
	if(document.images) {
		var im	= document.images[id];
		var im1	= "http://localhost/www.ice-x.nl2/images/pictogrammen/sort_ASC_zwart.gif";
		var im2	= "http://localhost/www.ice-x.nl2/images/pictogrammen/sort_DESC_zwart.gif";
		if(lastIm) {
			im.src	= (lastIm == im1) ? (im2) : (im1);
			lastIm	= im.src;
		} else {
			im.src	= (im.src == im2) ? (im1) : (im2);
			lastIm	= im.src;
//			document.write(lastIm);
		}
	}
}

function zoeken() {
	var startlink = "http://www.google.com/search?q=";
	var eindelink = "&domains=www.ice-x.nl&sitesearch=www.ice-x.nl";
	var vraag =  document.zoeken.zoekterm.value;
	vraag = (vraag == " met Google" || vraag == "") ? "*" : vraag;
	document.location.href = startlink + vraag + eindelink;
}
function clearText(thefield) {
	if (thefield.defaultValue==thefield.value) thefield.value = "";
} 
function unclearText(thefield) {
	if(thefield.value == "") thefield.value = thefield.defaultValue;
} 

function deleteImg(fieldname1,fieldname2) {
	var keuze = confirm('Wilt u de huidige afbeelding verwijderen?\nKlik op [OK] om de afbeelding te verwijderen.')
	if(keuze==true) {
		document.getElementById(fieldname1).src='../images/nav/1px.gif';
		document.getElementById(fieldname2).value='';
	}
}

function showFlagMenu(id) {
	var FlagMenu = document.getElementById(id);
	FlagMenu.style.display = (FlagMenu.style.display=='none'?'block':'block');
}
function hideFlagMenu(id) {
	var FlagMenu = document.getElementById(id);
	FlagMenu.style.display = (FlagMenu.style.display=='none'?'block':'none');
}

var lastOpened; 

function showHide(id) {
	var menu = document.getElementById(id);
	if (menu.style.display=='none') {
		if (lastOpened) lastOpened.style.display='none';
		lastOpened = menu;
	}
	menu.style.display = (menu.style.display=='none'?'block':'none');
}

function showShow(id) {
	var menu = document.getElementById(id);
	if (menu.style.display=='none') {
		if (lastOpened) lastOpened.style.display='none';
		lastOpened = menu;
	}
	menu.style.display = (menu.style.display=='none'?'block':'block');
}

function datum_nu(id) {
 	var datum = new Date();
	document.getElementById(id+"_jaar").value		= datum.getFullYear();
	document.getElementById(id+"_maand").value		= (datum.getMonth()<9) ? ("0" + (datum.getMonth()+1)) : (datum.getMonth()+1);
	document.getElementById(id+"_dag").value		= (datum.getDate()<10) ? ("0" + datum.getDate()) : (datum.getDate());
	document.getElementById(id+"_uur").value		= (datum.getHours()<10) ? ("0" + datum.getHours()) : (datum.getHours());
	document.getElementById(id+"_minuten").value	= (datum.getMinutes()<10) ? ("0" + datum.getMinutes()) : (datum.getMinutes());
	document.getElementById(id+"_seconden").value	= (datum.getSeconds()<10) ? ("0" + datum.getSeconds()) : (datum.getSeconds());
}
function datum_leeg(id) {
	document.getElementById(id+"_jaar").value		= "";
	document.getElementById(id+"_maand").value		= "";
	document.getElementById(id+"_dag").value		= "";
	document.getElementById(id+"_uur").value		= "";
	document.getElementById(id+"_minuten").value	= "";
	document.getElementById(id+"_seconden").value	= "";
}

function checkIt(string) {
	var detect = navigator.userAgent.toLowerCase();
	var place = detect.indexOf(string) + 1;
	return place;
}

function changeClass(id,newClass) {
    identity=document.getElementById(id);
    identity.className=newClass;
}

function fotoLS(foto) {
	foto.style.width  = (foto.style.width  == '400px' ? '200px' : '400px'); 
	foto.style.height = (foto.style.height == '533px' ? '267px' : '533px'); 
}

function bgDivOn(id) {
	id.style.background = '#eee';
}
function bgDivOff(id) {
	id.style.background = '#fff';
}

function bgOn(id) {
	id.style.background = '#DAA520';
}
function bgOff(id) {
	var oldcolor;
	oldcolor = id.className == 'regelblauw' ? '#eee' : '';
	oldcolor = id.className == 'grafiek_blokonder' ? '#37526D' : '';
	oldcolor = id.className == 'grafiek_balk_rechts' ? 'url("/images/achtergrond/h3.jpg")' : '';
	id.style.background = oldcolor;
}