function show_impressie(iImpressie){
	document.getElementById('lb_frame').innerHTML= '<iframe id="imprFrame" class="clImprFrame" src ="impressies/' + iImpressie + '/index.html"> </iframe>';
	document.getElementById('light').style.display='block'; 
	document.getElementById('fade').style.display='block';
}

function mCursor(id, sCursor) {
  document.getElementById(id).style.cursor=sCursor;
}