function doInit(strWelkVeld) {	
	toonDivs("", "divResult", "fsUitvoer", "",'');
	document.getElementById("fsInvoer1").style.display = 'none';
	document.getElementById("fsInvoer2").style.display = 'none';
	schakelButtons("fsButtons", true, "all", true);
	document.getElementById("fsUitvoer").style.display = 'none';
	ZetInputUit("fsInvoer1" , false);
	ZetSelectUit("fsInvoer1" , false);
	ZetInputUit("fsInvoer2" , false);
	ZetSelectUit("fsInvoer2" , false);
	if(strWelkVeld != "") {
		eval("document.getElementById(\"frmBerekening\")." + strWelkVeld + ".focus()");
	}
}

function doUitvoerResult(strWelkeDiv) {
	ZetSelectUit("fsInvoer1" , true);
	ZetInputUit("fsInvoer1" , true);
	ZetSelectUit("fsInvoer2" , true);
	ZetInputUit("fsInvoer2" , true);
 
	toonDivs("", "divHelp", "", "", "", "", "");
	toonDivs(strWelkeDiv, "divResult", "", "fsUitvoer", "", "", "");
	toonDivs("divResultaat", "", "", "fsUitvoer", "", "", "");
	schakelButtons("fsButtons", false, "all", false);
}

function Wissen() {
	document.getElementById("frmBerekening").reset();
	doInit("");
	algValidatie();
	doHelp("divHelpStartTekst");
	parent.location = "#";
}