// JavaScript Document
function isEmail(elm) {
	if (elm.value.indexOf("@") != "-1" &&
		elm.value.indexOf(".") != "-1") {
		return true;
	}
	else {
		return false;
		}
	}

function isFilled(elm) {
	if (elm.value == "" || elm.value == null) {
		return false;
	}
	else {
		return true;
		}
	}

function isReady(form) {
	
		if (isFilled(form.dim_id) == false) {
		alert("Please enter your Dimensions ID number");
		form.dim_id.focus();
		return false;
		}
		if (isFilled(form.first_name) == false) {
		alert("Please tell us your first name.");
		form.first_name.focus();
		return false;
		}
		if (isFilled(form.last_name) == false) {
		alert("Please tell us your last name.");
		form.last_name.focus();
		return false;
		}
		if (isFilled(form.dr_name) == false) {
		alert("Please enter the Doctor's name.");
		form.dr_name.focus();
		return false;
		}
		if (isFilled(form.email) == false) {
		alert("Please enter the Doctor's email.");
		form.email.focus();
		return false;
		}
		if (isFilled(form.pat_birth_year) == false) {
		alert("Please enter the patient's birth year.");
		form.pat_birth_year.focus();
		return false;
		}
		if (isFilled(form.pat_pat_birth_month) == false) {
		alert("Please enter the patient's birth month.");
		form.pat_birth_month.focus();
		return false;
		}
		if (isFilled(form.pat_pat_birth_day) == false) {
		alert("Please enter the patient's birth day.");
		form.pat_birth_day.focus();
		return false;
		}
	
	return true;
}