function openProjector(e_id, i_id)
	{
		var h = 500;
		var w = 500;
		var l = (screen.availWidth - w) / 2;
		var t = (screen.availHeight - h) / 2;
		window.open('/projektor/'+e_id+','+i_id+'/', 'projektor', 'width='+w+',height='+h+',left='+l+',top='+t+',scrollbars=0,resizable=0,menubar=0,titlebar=0,status=0').focus();
	}

	img1 = new Image();	img1.src = '/static/img/icons/h_nazaj.gif';
	img2 = new Image();	img2.src = '/static/img/icons/h_nazaj_on.gif';
	img3 = new Image();	img3.src = '/static/img/icons/h_dogodek.gif';
	img4 = new Image();	img4.src = '/static/img/icons/h_dogodek_on.gif';
	img5 = new Image();	img5.src = '/static/img/icons/h_najdi.gif';
	img6 = new Image();	img6.src = '/static/img/icons/h_najdi_on.gif';
	img7 = new Image();	img7.src = '/static/img/icons/h_posta.gif';
	img8 = new Image();	img8.src = '/static/img/icons/h_posta_on.gif';