function verifyCode(form, eventid) {
	var code = form.code.value;
	var baseNumber = 0;
	var discountType = 'Special'
	if (eventid = 'cwp'){ //unique for each event
		baseNumber = 60000;
		discountType = 'Special';
	}
	modcode = eval(code) - eval(baseNumber);
	modcode = Math.abs(modcode);
	modcode = modcode % 42;

	if (modcode==0 && code > baseNumber-1) {
		//document.form.submit();
		return true;
	}
	else {
		alert('The ' + discountType + ' Code "' + code + '" is invalid. Please verify the number.');
		return false;
   }
}

function verify (form, eventType){

var requiredItems = form.required;
var courseStatus = 'notOK';
var eventStatus = 'notOK';
var errorArray = new Array
errorArray[0] = '';
var errorList = '';
var j = 0;

for (i=0; i<requiredItems.length; i++){ // cgi 'required' field must be removed!
	if (requiredItems[i].value == ''){
	//alert(requiredItems[i].name);
	errorArray[j] = requiredItems[i].name;
	j++
	}
}
if (eventType == 'request')	{
	if (errorArray[0] == ''){
		form.submit()
	}
	else if (errorArray.length == 1){
		alert ('Please enter your '+ errorArray[0] +'.');
	}
	else if (errorArray.length == 2){
		alert ('Please enter your '+ errorArray[0] + ' and ' + errorArray[1] + '.');
	}
	else if (errorArray.length >= 3){
		for (i=0; i<errorArray.length-2; i++){
			errorList = errorList + errorArray[i]+', ';
		}
		errorList = errorList +  ' ' + errorArray[errorArray.length-2]; // takes away comma on 2nd to last item
		errorList = errorList +  ' and ' + errorArray[errorArray.length-1] + '.'; 
		alert ('Please enter your '+errorList);
	}
}


else{
	if (requiredItems[0].value == 'test'){
		document.form.submit()
	}
	else{
		if (errorArray[0] == ''){
//		alert('no problems');
			if (eventType == 'course'){
				courseStatus = CourseCheck(form);
				if (courseStatus == 'OK'){
				document.form.submit();
				}
			}
			if (eventType == 'event'){
			eventStatus = EventCheck(form);
				if (eventStatus == 'OK'){
				document.form.submit();
				}
			}
			else{ //For absract forms, other random things
			document.form.submit();
			}
		}
		else if (errorArray.length == 1){
			alert ('Please enter your '+ errorArray[0] +'.' + '\n \n This information is required to complete your registration.');
			if (eventType == 'course'){
				CourseCheck(form);
			}		
			if (eventType == 'event'){
				EventCheck(form);
			}		
		}
		else if (errorArray.length == 2){
			alert ('Please enter your '+ errorArray[0] + ' and ' + errorArray[1] + '.' + '\n \n This information is required to complete your registration.');
			if (eventType == 'course'){
				CourseCheck(form);
			}		
			if (eventType == 'event'){
				EventCheck(form);
			}		
		}
		else if (errorArray.length >= 3){
			for (i=0; i<errorArray.length-2; i++){
				errorList = errorList + errorArray[i]+', ';
			}
			errorList = errorList +  ' ' + errorArray[errorArray.length-2]; // takes away comma on 2nd to last item
			errorList = errorList +  ' and ' + errorArray[errorArray.length-1] + '.'; 
			alert ('Please enter your '+errorList + '\n \n This information is required to complete your registration.');
			if (eventType == 'course'){
				CourseCheck(form);
			}		
			if (eventType == 'event'){
				EventCheck(form);
			}		
		}
	}
}
}


function CourseCheck (form){
var blanks = 0;

	for (i=0; i<form.course.length; i++){
		if (form.course[i].checked == false){
			blanks++
		}
	}
	if (blanks == form.course.length){
		alert('Please select a course for which to register.');
	}
	else{
		return ('OK');
	}
}


function EventCheck (form){
var blanks = 0;

	for (i=0; i<form.Registration.length; i++){
		if (form.Registration[i].checked == false){
			blanks++
		}
	}
	if (blanks == form.Registration.length){
		alert('Please select a registration category.');
	}
	else{
		return ('OK');
	}
}