function setFormularfeldDisableState(formularfeldName, state) {
	var feld=eval("document.form1.formularfeld_"+formularfeldName+"_0");
	
	feld.disabled=!state;
	feld.readonly=state;		
}

function disableFormularfeld(formularfeldName) {
	setFormularfeldDisableState(formularfeldName, false);
}

function enableFormularfeld(formularfeldName) {
	setFormularfeldDisableState(formularfeldName, true);
}	

function decodeMailto(s){
	var n=0;
	var r="";
	for(var i=0; i < s.length; i++) {
		n=s.charCodeAt(i);
		if (n>=8364) {n = 128;}
		r += String.fromCharCode(n-(3));
	}
	return r;
}
function openMailto(s){
	location.href=decodeMailto(s);
}