function limitinput(evt, strList, bAllow)
/*	Limits the input to strList.  If bAllow is true, then
	only allow what is in strList.  If bAllow is false,
	then do not allow what is in strList.	*/
	{
	var charCode = evt.keyCode;
	if (charCode==0)
		{
		charCode = evt.which;
		}
	var strChar = String.fromCharCode(charCode);
	/*	controlArray holds the ASCII codes for valid
		control commands (BS, CR, LF, etc)	*/
	var controlArray = Array(0, 8, 9, 10, 13, 27);
	var intOut = 0;
	
	if (bAllow==true)
		{
		if (charCode==8 || charCode==9 || charCode==13 || charCode==37 || charCode==39 || charCode==46 || charCode==116 || (strList.indexOf(strChar)!=-1))
		/*	Valid	*/
			{
			return true;
			}
		else
			{
			return false;
			}
		}
	else
		{
		if (charCode==8 || charCode==9 || charCode==13 || charCode==37 || charCode==39 || charCode==46 || charCode==116 || (strList.indexOf(strChar)==-1))
			{
			return true;
			}
		else
			{
			return false;
			}
		}
		
	}