var fieldDefault = "";

$(document).ready(function(){
	fieldDefault = $("#emailField").val();
	
	$("#emailForm").submit(function(){
		if($("#emailField").val().trim() == "" || $("#emailField").val().trim() == fieldDefault)
			return false;
		else
			return true;
	});
	
	$("#emailField").focus(function(){
		$("#emailField").val("");
	});
	
	$("#emailField").blur(function(){
		if($("#emailField").val() == "" || $("#emailField").val().matches(/\s*/))
			$("#emailField").val(fieldDefault);
	});
});