function updateSexes() {
//	alert("in changeSex()");
//	var cancer = document.UserForm.CancerBox.value;
	var list = document.UserForm.cancer
	var index = list.selectedIndex;
	var cancer = list.options[index].value;
//	alert ("cancer is "+cancer);
	
	var genderBox = document.UserForm.sex;
	var current=genderBox.selectedIndex;
	var currentGender = genderBox.options[current].value;
	if (  (cancer == '055') || (cancer == '400') || (cancer == '057') || (cancer == '058') || (cancer == '061') )  {
		genderBox.length = 0;
		genderBox.options[0] = new Option("Females");
		genderBox.options[0].value = "2";
		genderBox.selectedIndex = 0; //female
		genderBox.disabled = true;
	}
	else if (cancer == '066') {
		genderBox.length = 0;
		genderBox.options[0] = new Option("Males");
		genderBox.options[0].value = "1";
		genderBox.selectedIndex = 0; //male
		genderBox.disabled = true;
	}
	else {
		genderBox.disabled = false;
		genderBox.length = 0;
		genderBox.options[0] = new Option(CHOOSE_BEGINNING + "choose sex" + CHOOSE_END);
		genderBox.options[0].value = "*";
		genderBox.options[1] = new Option("Both Sexes");
		genderBox.options[1].value = "0";
		genderBox.options[2] = new Option("Males");
		genderBox.options[2].value = "1";
		genderBox.options[3] = new Option("Females");
		genderBox.options[3].value = "2";
		
		genderBox.selectedIndex = 0; 
		for (i=0; i<genderBox.length; i++) {
			if (genderBox.options[i].value == currentGender) {
				genderBox.selectedIndex=i;
				break;
			}
		}
	}//else
		
}

function testSelectionComplete() {
	var formObj = document.UserForm;
	//var Cancer =  formObj.CancerBox.value;
	
//	var list = formObj.cancer
//	var index = list.selectedIndex;
//	var Cancer = list.options[index].value;
//	
//	var list = formObj.sex
//	var index = list.selectedIndex;
//	var Sex = list.options[index].value; 
//	
	var list = formObj.duration
	var index = list.selectedIndex;
	var Dur = list.options[index].value;
	
	var list = formObj.statistics
	var index = list.selectedIndex;
	var Stats = list.options[index].value;
	
	//var Sort = formObj.SortBox.value;
	var okToSubmit = 1;
	var listForError = "";
	
//	if (Cancer == "***") {
//		listForError = listForError + "Cancer\n";
//		okToSubmit=0;
//	}
//	
//	
//	
//	if (Sex == "*") {
//		listForError = listForError + "Sex\n";
//		okToSubmit=0;
//	}
//	
	
	if (Dur == "*") {
		listForError = listForError + "Duration\n";
		okToSubmit=0;
	}
	
	if (Stats == "*") {
		listForError = listForError + "Statistics\n";
		okToSubmit=0;
	}
	return okToSubmit;
	//return listForError;
}

function submitForm(){
 if (testSelectionComplete()){
  document.UserForm.submit();
 } else {
  alert("Please make a selection for each category before continuing.");
 }
}