function downloadCorrespondentie(iLeinout, iSystemid) {
	/*
	BRIEF_UITGAAND("Brief Uit", 1),
	BRIEF_IN("Brief In", 2),
	EMAIL_UIT("E-mail uit", 3),
	EMAIL_IN("E-mail in", 4),
	MEMO("Memo", 5),
	BIJLAGE("Bijlage", 6),
	SCAN("Scan", 7),
	FAX_IN("Fax In", 8),
	FAX_UIT("Fax Uit", 9);
	*/
	switch (iLeinout) {
		case 3: /* e-mail uit */
		case 4: /* e-mai in */
		case 5: /* memo */
			openEmail(iSystemid);
			break;
		case 1: /* brief uit */
		case 2: /* brief in */
		case 6: /* bijlage */
		case 7: /* scan */
		case 8: /* fax in */
		case 9: /* fax uit */
			downloadFile(iSystemid);
			break;
		default:
			alert("Onbekende leinout: " + iLeinout);
	}
}

function openEmail(iSystemid) {
	window.open("showemail.html?action=LOAD_LETTER&id=" + iSystemid, "email",
			"width=640,height=640,left=100,top=100,scrollbars=1");
}

function downloadFile(iSystemid) {
	location.href = "?action=DOWNLOAD_LETTER&id=" + iSystemid;
}