function erorecampo(idtable, msgerrore, msgclassname, msgcolorbg, msgerorealign, nrrigedaverificare, msgerorecolspan)
{
	if(document.getElementById(idtable).rows.length > nrrigedaverificare)
	{
		document.getElementById(idtable).deleteRow(0);
	}

	document.getElementById(idtable).className        = msgclassname;
	if(msgcolorbg != '')
	{
		document.getElementById(idtable).style.background = msgcolorbg;
	}

	var row                                           = document.getElementById(idtable).insertRow(0);
	var objrow                                        = row.insertCell(0);
	objrow.innerHTML                                  = msgerrore;
	objrow.align                                      = msgerorealign;
	
	if(msgerorecolspan)
		objrow.colSpan = msgerorecolspan;
}

function formatocamponormale(idtable, msgclassname, msgcolorbg, nrrigedaverificare)
{
	if(document.getElementById(idtable).rows.length > nrrigedaverificare)
	{
		document.getElementById(idtable).deleteRow(0);
	}

	document.getElementById(idtable).className        = msgclassname;
	document.getElementById(idtable).style.background = msgcolorbg;
}

function checkcampovuoto(valore)
{
	var nrelementi = valore.length;
	var index      = 0;
	for(var i=0; i<nrelementi;i++)
	{
		if(valore.charCodeAt(i) == 32)
			continue;
			
		index++;
	}
	
	if(index)
		return false;
		
	return true;	
}