function rightTrim(sString) 
{
	while (sString.substring(sString.length-1, sString.length) == ' ')
		{
			sString = sString.substring(0,sString.length-1);
		}
	return sString;
}

function leftTrim(sString) 
{
	while (sString.substring(0,1) == ' ')
		{
			sString = sString.substring(1, sString.length);
		}
	return sString;
}

function trimAll(sString) 
{
	while (sString.substring(0,1) == ' ')
		{
			sString = sString.substring(1, sString.length);
		}
			while (sString.substring(sString.length-1, sString.length) == ' ')
		{
			sString = sString.substring(0,sString.length-1);
		}
	return sString;
}