<!--
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
browser = (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 )) || ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 )))
if (browser) {
	function changeImages() {
		if (document.images) {
			for (var i=0; i<changeImages.arguments.length; i+=2) {
				document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
			}
		}
	}
}



function isblank(s)
{
for(var i = 0; i < s.length; i++) {
        var c = s.charAt(i);
        if ((c != ' ') && (c != '\n') && (c != '\t')) return false;;
        }
return true;
}

//check validity of email address
function validEmail(email) {
        invalidChars = " /:,;"
        if (email == "") {
                return false
        }
        for (i=0; i<invalidChars.length; i++) {
                badChar=invalidChars.charAt(i)
                if (email.indexOf(badChar,0) != -1) {
                        return false
                }
        }
        atPos = email.indexOf("@",1)
        if (atPos == -1) {
                return false
        }
        if (email.indexOf("@",atPos+1) != -1) {
                return false
        }
        periodPos = email.indexOf(".",atPos)
        if (periodPos == -1) {
                return false
        }
        if (periodPos+3 > email.length) {
                return false
        }
        return true
}

function verify(f) {
	var msg;
	var empty_fields = "";
	var bad_email = "";
	for(var i=0; i < f.length; i++) {var e = f.elements[i];if ((e.type=="text") && !e.optional) {if ((e.value == null) || (e.value == "") || isblank(e.value)){empty_fields += "\n" + e.name;}}if (e.name == "email") {if (!validEmail(e.value)) {bad_email = "Please supply a valid email address."}}}

if (empty_fields) {
	msg = "Please complete the following required field(s):\n"
	msg += empty_fields;alert(msg);return(false);}

if (bad_email) {msg = bad_email;alert(msg);return(false);}

return(true);
}

//-->