var goalsH = new Image();
var goals = new Image();
var activityH = new Image();
var activity = new Image();
var foodH = new Image();
var food = new Image();	
var recipieH = new Image();
var recipie = new Image();
var inputUsername, inputPassword;
var inputSingle = false;

goalsH.src = "http://www.nutrigoals.com/secure/images/icons/my-goals1.gif";
goals.src = "http://www.nutrigoals.com/secure/images/icons/my-goals.gif";
activityH.src = "http://www.nutrigoals.com/secure/images/icons/my-activity-journal1.gif";
activity.src = "http://www.nutrigoals.com/secure/images/icons/my-activity-journal.gif";
foodH.src = "http://www.nutrigoals.com/secure/images/icons/my-food-journal1.gif";
food.src = "http://www.nutrigoals.com/secure/images/icons/my-food-journal.gif";
recipieH.src = "http://www.nutrigoals.com/secure/images/icons/my-family-recipes1.gif";
recipie.src = "http://www.nutrigoals.com/secure/images/icons/my-family-recipes.gif";

function focususername() {
	$user_loc=document.getElementById('nutrigoals_user');
	$pass_loc=document.getElementById('nutrigoals_pass');
	if ($user_loc.value=='') {
		$user_loc.focus();
	} else {
		$pass_loc.focus();
	}	
}

function goto(where) {
	window.location=where;	
}

function swap(type,id) {
	which=document.getElementById(id);
	if(id=='goals'){
		if(type=='on'){
			which.src=goalsH.src;
		} else{
			which.src=goals.src;
		}
	} else if(id=='activity'){
		if(type=='on'){
			which.src=activityH.src;
		} else{
			which.src=activity.src;
		}
	} else if(id=='food'){
		if(type=='on'){
			which.src=foodH.src;
		} else{
			which.src=food.src;
		}
	} else if(id=='recipie'){
		if(type=='on'){
			which.src=recipieH.src;
		} else{
			which.src=recipie.src;
		}
	} 
}

function begintextboxwatch(which) {
	if (which == 'regular') {
		if (inputSingle != 'username') {
			if (inputUsername.value != "") {
				inputUsername.className = 'inputnull';
			} else {
				inputUsername.className = 'inputhover_username';
			}
		}
		if (inputSingle != 'password') {
			if (inputPassword.value != "") {
				inputPassword.className = 'inputnull';
			} else {
				inputPassword.className = 'inputhover_password';
			}
		}
		setTimeout('begintextboxwatch(\'regular\')',100);
	} else if (which == 'focus_username') {
		inputUsername.className = 'inputnull';
		inputSingle = 'username';
	} else if (which == 'blur_username') {
		inputSingle = false;
		setTimeout('begintextboxwatch(\'regular\')',100);
	} else if (which == 'focus_password') {
		inputPassword.className = 'inputnull';
		inputSingle = 'password';
	} else if (which == 'blur_password') {
		inputSingle = false;
		setTimeout('begintextboxwatch(\'regular\')',100);
	}
}

function inittextbox() {
	inputUsername = document.getElementById('nutrigoals_user');
	inputPassword = document.getElementById('nutrigoals_pass');
	begintextboxwatch('regular');
}