function clearEmailField(){
	var field = document.getElementById('email');
	if (field.value=="Your Email Here"){
		field.value = "";
	}
}

function isValidEmail(str){
   return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
}

function checkEmailForm(){
	if (isValidEmail(document.getElementById('email').value)){
		document.forms['femail'].submit();
	}else{
		alert("Please enter a valid email address.");
	}
}