function fHaalItem(item)
{

	if (document.getElementById)
	{

		this.obj = document.getElementById(item);
		this.style = document.getElementById(item).style;

	}
	else if (document.all)
	{
		this.obj = document.all[name];
		this.style = document.all[name].style;
	}
	else if (document.layers)
	{

		this.obj = document.layers[name];
		this.style = document.layers[name];
	}

}

function fToonItem(item, aan)
{

	var i = new fHaalItem(item);

	i.style.display = (aan == 1) ? 'block' : 'none';

}

function fOpenVenster(sLocatie, bForm)
{
	
	window.open(sLocatie, 'sVenster', 'top=20,left=20,width='+(screen.width - 300)+',height='+(screen.height - 300)+',toolbar=yes,scrollbars=yes,resizable=yes');
	
	if (bForm)
	{
		
		sLocatie.target = 'sVenster';
		
	}

}

function fOpenGrafischObject(iObject, sExtensie, sMap)
{

	document.body.style.overflow = 'hidden';
	document.getElementById('hoofd').style.overflow = 'hidden';
	
	var iBreedte = 0;
	
	if (iObject > 0)
	{
		
		var sEFoto = new Image();
		sEFoto.src = document.getElementById('middel').src;
		
		iBreedte = 600;
		
	}
	else
	{
		
		iBreedte = 352;
		
		
	}

	var sAchtergrond = document.createElement('div');
	sAchtergrond.id = 'fotoachtergrond';
	
	sAchtergrond.style.visibility = 'visible';
	sAchtergrond.style.position = 'absolute';
	sAchtergrond.style.zIndex = 3;
	sAchtergrond.style.top = 0;
	sAchtergrond.style.left = 0;
	sAchtergrond.style.width = '100%';
	sAchtergrond.style.height = '100%';
	
	var sElement = document.createElement('div');
	sElement.id = 'fotokader';
	
	sElement.style.visibility = 'visible';
	sElement.style.position = 'relative';
	sElement.style.zIndex = 4;
	sElement.style.left = '50%';
	sElement.style.top = parseInt(document.documentElement.scrollTop + 10)+'px';
	sElement.style.marginLeft = -(iBreedte / 2)+'px';
	sElement.style.padding = '5px';
	
	sElement.style.width = iBreedte+'px';
	sElement.style.background = '#000';
	sElement.style.border = '1px solid #FFCC66';
	
	sElement.innerHTML = '<span id="fototitel"><a href="#" onclick="javascript:document.body.style.overflow = \'visible\';document.getElementById(\'hoofd\').style.overflow = \'visible\';document.body.removeChild(document.getElementById(\'fotoachtergrond\'));document.body.removeChild(document.getElementById(\'fotokader\'));return false;">Sluiten</a></span><br />'+(iObject > 0 ? '<img src="/afbeeldingen/'+sMap+'/'+iObject+'_'+sEFoto.src.substring(sEFoto.src.indexOf('_') + 1, sEFoto.src.indexOf('_') + 2)+'_groot.'+sExtensie+'" alt="" />' : '<object id="productvideo" type="application/x-shockwave-flash" data="/afbeeldingen/videos/redrock+500+s.swf"><param name="movie" value="/afbeeldingen/videos/redrock+500+s.swf" /><param name="wmode" value="transparent" /></object>');
	
	document.body.appendChild(sAchtergrond);
	document.body.appendChild(sElement);
	
	if (document.getElementById('productvideo'))
	{
	
		var tProductvideo = setTimeout('fToonProductvideo()', 1000);
	
		if (document.getElementById('productvideo').style.visibility == 'visible')
		{
		
			clearTimeout(tProductvideo);
		
		}
		
	}

}

function fToonProductvideo()
{
	
	document.getElementById('productvideo').style.visibility = 'visible';
	
}

function fVergrootFoto(iFoto, iTeller, sMap)
{

	document.getElementById('middel').src = '/afbeeldingen/'+sMap+'/'+iFoto+'_'+iTeller+'_middel.jpg';

}