function vergroot_foto(welke,naam,w,h) {
	//eval(window.open('toon_foto.php?id='+welke, naam, 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width='+w+',height='+h));
	eval(window.open('/toon_foto.php?id='+welke, naam, 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width='+w+',height='+h));
}