$(document).ready(function() {
	$("#username").click(function() { 
		var currentValue = $("#username").val();
		if(currentValue == emptytext) {
			$("#username").val("");
		}	
	});

});

$(document).ajaxStart(function() { 
	$("#replyc").html("Generating your signature...");
});

function Request() {
	var currentvalue = $("#username").val();
	$.post("includes/request.php", { username: currentvalue } , function(data) { 
		$("#replyc").html(data);
	});
}