function ltrim(oldStr)
	{
		var i = 0;
		var onlySpaces = 'y';

		while (onlySpaces == 'y')
			{		
				if (oldStr.substring(i,i+1) != ' ')
					{
						onlySpaces = 'n';
						return(oldStr.substring(i,oldStr.length));
					}
				i++;
			}
		
	}


function rtrim(oldStr)
	{
		var i = oldStr.length;
		var onlySpaces = 'y';

		while (onlySpaces == 'y')
			{		
				if (oldStr.substring(i-1,i) != ' ')
					{
						onlySpaces = 'n';
						return(oldStr.substring(0,i));
					}
				i--;
			}
	}
function trim(oldStr)	
	{
		return(rtrim(ltrim(oldStr)));
	}