function docselChkstatus () { 
	f=1; 
	ok=true; 
	dis=true; 
	while(ok && dis) {
		cel = document.getElementById('d'+f); 
		ok = (cel!=undefined); 
		if(ok) {
			dis=!cel.checked;
		}
		f++; 
	}
	if (document.getElementById('dsubm')!=undefined) {
		document.getElementById('dsubm').disabled = dis; 
	}
}

function docselSetStatus (onoroff) {
	f=1; 
	ok=true; 
	while (ok) {
		cel=document.getElementById('d'+f);
		ok=(cel!=undefined);
		if(ok) {
			cel.checked=onoroff;
			f++;
		} 
	}
	if (document.getElementById('dsubm')!=undefined) {
		document.getElementById('dsubm').disabled = (!onoroff || (f==1));
	}
}