function validate(evt) {
	if (document.getElementById("cm576301").checked==0 && document.getElementById("cm616247").checked==0 && document.getElementById("cm576302").checked==0 && document.getElementById("cm576303").checked==0 && document.getElementById("cm576304").checked==0) {
		evt.preventDefault();
		alert("You must select at least 1 newsletter to sign up for.")
	}
}
function validate_evv(evt) {
	if (document.getElementById("cm802913").checked==0 && document.getElementById("cm802914").checked==0 && document.getElementById("cm802915").checked==0 && document.getElementById("cm802916").checked==0 && document.getElementById("cm802917").checked==0) {
		evt.preventDefault();
		alert("You must select at least 1 newsletter to sign up for.")
	}
}

function clear_search() {
	if (this.value == "Search") {
		this.value = "";
	}
}
function unclear_search() {
	if (this.value == "") {
		this.value = "Search";
	}
}