function textCounter(field, countfield, maxlimit) 
{
	if (field.value.length > maxlimit) 
	field.value = field.value.substring(0, maxlimit);
	else
	countfield.value = maxlimit - field.value.length;
}
function add_input(a,b) 
{ 
var thisfield = a;
	if (thisfield.style.visibility == 'hidden')
	{
	thisfield.style.visibility = 'visible'; 
	thisfield.focus(); 
	}
	else
	{
	thisfield.style.visibility = 'hidden'; 
	thisfield.value = ''; 
	}    
}