$(document).ready(function(){

	// Contants
	var textareaStdMax = 750;
	var textareaExtMax = 1500;
	
	// Feedback forms
	$("#feedback-label").append("<br /><small>(Plain text only - " + textareaStdMax + " character limit)</small>");
	$("#feedback").after('<div id="feedback-counter"></div>');
	$("#feedback-counter").css("margin-bottom", "0.5em");
	
	$("#feedback").keyup(function(event) {
		
		$("#feedback-counter").css({"padding" : "0.2em", "font-weight" : "normal", "font-size" : "smaller", "background-color" : "#333", "color" : "#fff"});
		
		if ($(this).val().length > textareaStdMax-51) {
			$("#feedback-counter").css("background-color", "#c00");
		}
		
		if ($(this).val().length >= textareaStdMax) {
			$(this).val($(this).val().substr(0,textareaStdMax));
			//if (event.which != 8 && event.which != 46 && event.which != 13) {
			//	alert("You have reached the maximum number of characters." + event.which);
			//}
			alert("You have reached the maximum number of characters!");
		}
		
		$("#feedback-counter").text("Characters used: " + $(this).val().length + " out of " + parseInt(textareaStdMax));
		
	});
	
});