function verifyIllegalCharacters(strString) {
	var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\'\*\?\[\]]/
	if (strString.match(illegalChars)) {
	   return false;
	}
return true;
}

function trimAll( strValue ) {
	var objRegExp = /^(\s*)$/;
    if(objRegExp.test(strValue)) {
       strValue = strValue.replace(objRegExp, '');
       if( strValue.length == 0)
          return strValue;
    }

    //check for leading & trailing spaces
    objRegExp = /^(\s*)([\W\w]*)(\b\s*$)/;
    if(objRegExp.test(strValue)) {
       //remove leading and trailing whitespace characters
       strValue = strValue.replace(objRegExp, '$2');
    }
	return strValue;
}

function IsNumeric(strString) {
   var strValidChars = "0123456789.";
   var strChar;
   var blnResult=true;
   for (i = 0; i < strString.length && blnResult == true; i++)  {
      strChar = strString.charAt(i);
      if (strValidChars.indexOf(strChar) == -1)
         blnResult = false;
   }
   return blnResult;
}


function IsNumber(strString) {
   var strValidChars = "0123456789";
   var strChar;
   var blnResult=true;
   for (i = 0; i < strString.length && blnResult == true; i++)  {
      strChar = strString.charAt(i);
      if (strValidChars.indexOf(strChar) == -1)
	   {
         blnResult = false;
		 return blnResult;
	   }
   }
   return blnResult;
}

function verifyUserName(){
	strng=document.frmlogin.username.value;
	if ((strng.length < 4) || (strng.length > 10)) {
		alert("The username is the wrong length.\n enter 4-10 characters");
		return false;
	}
	var illegalChars = /\W/;
	// allow only letters, numbers, and underscores
    if (illegalChars.test(strng)) {
       alert("The username contains illegal characters.\n enter only letters, numbers, and underscores");
	   return false;
    } 
return true;
}

function verifyPwd(){
	strng=document.frmlogin.userpassword.value;
    var illegalChars = /[\W_]/; // allow only letters and numbers
    if ((strng.length < 6) || (strng.length > 10)) {
       alert("The password is the wrong length.\n enter 6-10 characters");
	   return false;
    }
    else if (illegalChars.test(strng)) {
      alert("The password contains illegal characters.\n enter only letters and numbers");
	  return false;
    }
return true;
}