function checkFields() {
//alert ("checkfields");
	missinginfo = "";

	if (document.form.name.value == "") {
		missinginfo += "\n     -  Name";
	}

	if (document.form.childsname.value == "") {
		missinginfo += "\n     -  Child's Name";
	}

	if ((document.form.email.value == "") || 
		(document.form.email.value.indexOf('@') == -1) || 
		(document.form.email.value.indexOf('.') == -1)) {
		missinginfo += "\n     -  e-mail address";
	}

	if(document.form.difficulties.value == "") {
		missinginfo += "\n     -  Please give a brief description of your child's difficulties";
	}

	if (missinginfo != "") {
		missinginfo ="_____________________________\n" +
		"Please correctly fill in your:\n" +
		missinginfo + "\n_____________________________" +
		"\nThen submit again. Thank you.";
		alert(missinginfo);
		return false;
	}
	else return true;
}