function totalRooms() { 
var docForm = document.form1;

var sum1 = (docForm.Singles_1.value-0) + (docForm.Doubles_1.value-0) + (docForm.Suites_1.value-0);
var sum2 = (docForm.Singles_2.value-0) + (docForm.Doubles_2.value-0) + (docForm.Suites_2.value-0);
var sum3 = (docForm.Singles_3.value-0) + (docForm.Doubles_3.value-0) + (docForm.Suites_3.value-0);
var sum4 = (docForm.Singles_4.value-0) + (docForm.Doubles_4.value-0) + (docForm.Suites_4.value-0);
var sum5 = (docForm.Singles_5.value-0) + (docForm.Doubles_5.value-0) + (docForm.Suites_5.value-0);
var sum6 = (docForm.Singles_6.value-0) + (docForm.Doubles_6.value-0) + (docForm.Suites_6.value-0);
var sum7 = (docForm.Singles_7.value-0) + (docForm.Doubles_7.value-0) + (docForm.Suites_7.value-0);

var total1 = (docForm.Singles_1.value-0) + (docForm.Singles_2.value-0) + (docForm.Singles_3.value-0) + (docForm.Singles_4.value-0) + (docForm.Singles_5.value-0) + (docForm.Singles_6.value-0) + (docForm.Singles_7.value-0);
var total2 = (docForm.Doubles_1.value-0) + (docForm.Doubles_2.value-0) + (docForm.Doubles_3.value-0) + (docForm.Doubles_4.value-0) + (docForm.Doubles_5.value-0) + (docForm.Doubles_6.value-0) + (docForm.Doubles_7.value-0);
var total3 = (docForm.Suites_1.value-0) + (docForm.Suites_2.value-0) + (docForm.Suites_3.value-0) + (docForm.Suites_4.value-0) + (docForm.Suites_5.value-0) + (docForm.Suites_6.value-0) + (docForm.Suites_7.value-0);

docForm.Total_1.value = sum1;
docForm.Total_2.value = sum2;
docForm.Total_3.value = sum3;
docForm.Total_4.value = sum4;
docForm.Total_5.value = sum5;
docForm.Total_6.value = sum6;
docForm.Total_7.value = sum7;

docForm.Singles_Total.value = total1;
docForm.Doubles_Total.value = total2;
docForm.Suites_Total.value = total3;

docForm.Grand_Total.value = total1 + total2 + total3;
}

function isNumeric(whichObj) {
	var tmpNumber = parseInt(whichObj.value);
	
	if(isNaN(tmpNumber)) {
		alert("You just enter an invalid number. You have to enter an integer number");
		whichObj.value = "";
		return false;
	} else {
		return true;
	}
}


function onButtonClick(formObj) { 
var message = "";
var isOK = false;



  if (formObj.First_Name.value.length < 1) { 
    message = message + "First name is required\n";
  } 
  if (formObj.Last_Name.value.length < 1) { 
    message = message + "Last name is required\n";
  } 
  if (formObj.Company_Name.value.length < 1) { 
    message = message + "Company name is required\n";
  } 
  if (formObj.Address1.value.length < 1) { 
    message = message + "Address is required\n";
  } 
  if (formObj.City.value.length < 1) { 
    message = message + "City is required\n";
  } 
  if (formObj.State.value.length < 1) { 
    message = message + "State or Province is required\n";
  } 
  if (formObj.Zip_Postal.value.length < 1) { 
    message = message + "Zip or Postal Code is required\n";
  }
  if (formObj.Email.value.length < 3) { 
    message = message + "Email is required\n";
  } 
  if (formObj.Phone.value.length < 1) { 
    message = message + "Phone number is required\n";
  }
  if (formObj.mathguard_answer.value.length < 1) { 
    message = message + "Security question is required\n";
  }   

  if(message!="") {
    alert("The following form field(s) were incomplete or incorrect:\n\n" + message + "\n\n Please complete or correct the form and submit again.");
  } else {
  	isOK = true;
  } 
  
  return isOK;
}