function LeftTrim(String) {
    String = "" + String
    var Count = 0
    if(String.length == 0)
      return(String)
    for(Count = 0;Count < String.length;Count++) {
      if(!(String.charAt(Count) == " "))
        return(String.substring(Count,String.length))
    }
    return("")
}
function RightTrim(String) {
    String = "" + String
    var Count = 0
    if(String.length == 0)
      return(String)
    for(Count = String.length -1;Count >= 0;Count--)
    {
      if(!(String.charAt(Count) == " "))
        return(String.substring(0,Count + 1))
    }
    return("")
}
function AllTrim(String) {
    String = "" + String
    return(RightTrim(LeftTrim(String)))
}
function validateLPLogin() {
    if (AllTrim(document.QBLogin.username.value) == "") {
     alert("Please enter Username.");
      document.QBLogin.username.focus();
	  return false;
    }
    else if (AllTrim(document.QBLogin.password.value) == "") {
      alert("Please enter Password." );
      document.QBLogin.password.focus();
	  return false;
    }
    else {
      return true;
    }
}