function checkNumeric(objName,minval, maxval,comma,period,hyphen)
				{
					var numberfield = objName;
					if (chkNumeric(objName,minval,maxval,comma,period,hyphen) == false)
					{
						numberfield.select();
						numberfield.focus();
						return false;
					}
					else
					{
						return true;
					}
				}
			
				function chkNumeric(objName,minval,maxval,comma,period,hyphen)
				{
					// only allow 0-9 be entered, plus any values passed
					// (can be in any order, and don't have to be comma, period, or hyphen)
					// if all numbers allow commas, periods, hyphens or whatever,
					// just hard code it here and take out the passed parameters
					var checkOK = "0123456789" + comma + period + hyphen;
					var checkStr = objName;
					var allValid = true;
					var decPoints = 0;
					var allNum = "";
					
					for (i = 0;  i < checkStr.value.length;  i++)
					{
						ch = checkStr.value.charAt(i);
						for (j = 0;  j < checkOK.length;  j++)
							if (ch == checkOK.charAt(j))
							break;
							if (j == checkOK.length)
							{
								allValid = false;
								break;
							}
							if (ch != ",")
							allNum += ch;
						}
					if (!allValid)
					{	
						alertsay = "Please enter only these values \""
						alertsay = alertsay + checkOK + "\" in the salary fields."
						alert(alertsay);
						return (false);
					}
				
					// set the minimum and maximum
					var chkVal = allNum;
					var prsVal = parseInt(allNum);
					if (chkVal != "" && !(prsVal >= minval && prsVal <= maxval))
					{
						alertsay = "Please enter a value greater than or "
						alertsay = alertsay + "equal to \"" + minval + "\" and less than or "
						//alertsay = alertsay + "equal to \"" + maxval + "\" in the \"" + checkStr.name + "\" field."
						alertsay = alertsay + "equal to \"" + maxval + "\" in these fields."
						alert(alertsay);
						return (false);
					}
				}