/lenasys/trunk

function loginHint(e) {

	e.preventDefault();

	e.stopPropagation();

	// If username field is empty, inform user and exit function

	var uname = $("#login #username").val();

	if(uname == "") {

		alert("You have to enter a username to receive a password hint");

		return;

	}

	// POST username to the function /ajax/pwdhint which returns a json object with password hint

	$.post(

		// Replace with final production URL!!!

		"ajax/pwdhint",

		// Data sent through POST

		{ username: uname },

		// Callback function

		function(data) {

			var result = $.parseJSON(data)["hint"];

			// result["hint"] is either a boolean false or a string containing the hint

			if(result === false) {

				$("#hinttext").html('<p class="error">No password hint available</p>');

			} else {

				$("#hinttext").html('<p>Hint: ' + result + '</p>');

			}

			$("#login").toggleClass("expanded");

			$("#hinttext").toggle();

		}

	); // End $.post {}

} // End loginHint()