//Check that all input fields have text. Ignore the fields named in the ignorearray
function doSubmit(form, ignore, fieldNames) {
	var fieldname,type,msg,textexp;
	if (!fieldNames) fieldNames = new Array();
	
	if (typeof(ignore)=='string') {
		ignore = ignore.split(',');	
	}
	
	for (var i=0; i<form.elements.length;i++) {
		var skip=false;
		var e = form.elements[i];
		if (e.style.display=='none') continue;
		if (e.disabled) continue;
		if (e.type == "hidden") continue;
			
		fieldname = e.name;
		
		for(var j=0; j<ignore.length; j++) {
			if (ignore[j]==fieldname) {
				skip=true;
				break;
			}
		}
		if (skip) continue;
		
		if (e.getAttribute("displayName")) {
			displayName = e.getAttribute("displayName");
		} else if (fieldNames[fieldname]) {
			displayName = fieldNames[fieldname];
		} else {
			displayName = fieldname;	
		}
		
			
		switch (fieldname) {
			case 'confirm':
				msg = "The passwords you entered do not match.";
				testexp = new RegExp("^"+form.password.value+"$");
				break;
			case 'username':
			case 'post_username':
			case 'password':
				//username and password must have alphanumeric chars only
				testexp = new RegExp("^\\S+$");
				msg = "Please complete the following field: "+displayName+".\n(Note: Username and Password must not contain spaces.)";
				break;
			case 'phone':
			case 'fax':
				testexp = new RegExp("\\d+");
				msg = "Please enter a valid phone number.";
				break;
			case 'email':
				testexp = new RegExp("^.+\\@.+\\..+$");
				msg = "Please enter a valid email address.";
				break;
			default:
				testexp = new RegExp("\\w+");
				msg = "Please complete the following field: "+displayName+".";
		}

		
		// AT LEAST ONE CHECKBOX FOR EACH NAME MUST BE FILLED
		if (e.type == "checkbox" || e.type=="radio") {		
			var checkE = form.elements[form.elements[i].name];
			var ok = false;
			if (checkE.length>1) {
				for (var j=0; j<checkE.length; j++) {
					if (checkE[j].checked) {	
						ok = true;
						break;
					}
				}
			}else {
				if (checkE.checked) ok = true;
			}
			if (!ok) {			
				alert(msg);
				form.elements[i].focus();
				return false;
			}
		}

		else {
			if (!(testexp.test(e.value))) {
				alert(msg);
				form.elements[i].focus();
				return false;
			}	
		}
	}
		
	return true;	
}