var reWhitespace = /^\s+$/

function isEmpty(str)
{   
	return ((str == null) || (str.length == 0))
}

function isWhitespace (s)

{   // Is s empty?
    return (isEmpty(s) || reWhitespace.test(s));
}

function CheckText(elmCurr)
{
	return !isWhitespace(elmCurr.value);
}