function CH(tr, mode) 
{
if (mode == 0) 	
	{
		oldCol = tr.className;
		tr.className = 'trOver';
	} else 
	{
		tr.className = 'oldCol';
	}
}
function textCounter(field, countfield, maxlimit) {
if (field.value.length > maxlimit) 
field.value = field.value.substring(0, maxlimit);
else 
countfield.value = maxlimit - field.value.length;
}