function SubmitSearch() {
	if (document.forms['SearchForm'].elements['sp-q'].value == ""){
	alert("Please enter a search term to perform a search.");
	document.forms['SearchForm'].elements['sp-q'].focus();
	}
	else {
	document.SearchForm.submit();
	}
}

function HighlightSearch() {
	document.SearchForm.btnMag.src = "images/mg_f2.gif"
}

function UnHighlightSearch() {
	document.SearchForm.btnMag.src = "images/mg_f1.gif"
}

function checkSubscription(f,m,l,e) {
	var fn = document.subscribe.elements[f].value;
	var mi = document.subscribe.elements[m].value;
	var ln = document.subscribe.elements[l].value;
	var email = document.subscribe.elements[e].value;
	var emailRE = /^([a-zA-Z0-9_.-])+@(([a-zA-Z0-9-])+.)+([a-zA-Z0-9]{2,4})+$/;
	if(fn == "") {
		alert('Please enter your first name');
		document.subscribe.FN.focus();
	}
	else if(mi == "") {
		alert('Please enter your middle initial');
		document.subscribe.MI.focus();
	}
	else if(ln == "") {
		alert('Please enter your last name');
		document.subscribe.LN.focus();
	}
	else if(!emailRE.test(subscribe['Email'].value)) {
		alert('Please enter your Email address');
		document.subscribe.Email.focus();
	}
	else {
		document.subscribe.submit();
	}
}

function checkUnsubscription(e){
	var email = document.unsubscribe.elements[e].value;
	if(email == "") {
		alert('Please enter your Email address');
		document.unsubscribe.Email.focus();
	}
	else {
		document.unsubscribe.submit();
	}
}