$(function(){
	var placeHolder = "Adres e-mail"
	$("#adres-e-mail").val(placeHolder);
	$("#adres-e-mail").focus(function(){if($(this).val() == placeHolder){$(this).val("");};});
	$("#adres-e-mail").blur(function(){if($(this).val() == ""){$(this).val(placeHolder);};});
});