page reload will display form if displayed when f5 was hit

cam.html

@@ -30,7 +30,7 @@
     
                 </textarea>
                 <p>
-                <a href="#" id='printButton' onclick='printForm()'>&nbsp</a>
+                <a href="#" id='printButton' onclick='hideForm()'>&nbsp</a>
                 </p>
         </div>
 

js/cctv-control.js

@@ -14,7 +14,7 @@
 var cam = 0;
 var camHost = "127.0.0.1:8080";
 var controlHost = "127.0.0.1:8080";
-var formActive = false;
+var formActive = 0;
 
 //create event which is triggered when DOM is ready 
 window.onDomReady = initReady;
@@ -31,9 +31,18 @@ function initReady(fn)	{
 
 //hide the form, and switch on camera
 function initViewer()	{
-	document.getElementById('form').style.visibility = "hidden";
-	changeCam();
+
+	formActive = localStorage.getItem("formActive");
+
+	if (formActive == 1)	{
+		showForm();
 	}
+	else	{
+		formActive == 0;
+		document.getElementById('form').style.visibility = "hidden";
+		changeCam();
+	}
+}
 
 //change currently displayed camera to the one in cam variable
 function changeCam()	{
@@ -94,14 +103,14 @@ function saveImage()	{
 			};
 			
 			fileReader.readAsDataURL(blob);
-			showImage();
+			showForm();
 		}
 	}, false);
 
 	xhr.send();
 }
 
-function showImage()	{
+function showForm()	{
 
 	//load snapshot from localstorage an display in background
 	var display1 = document.getElementById("camImage"),
@@ -115,20 +124,22 @@ function showImage()	{
 
 	//make form visible
 	document.getElementById("form").style.visibility = 'visible';
-	formActive = true;
+	formActive = 1;
+	localStorage.setItem("formActive", formActive);
 }
 
 
-function printForm()	{
+function hideForm()	{
 	document.getElementById("form").style.visibility = 'hidden';
-	formActive = false;
+	formActive = 0;
+	localStorage.setItem("formActive", formActive);
 	changeCam();
 }
 
 
 function keyDown(event)	{
 
-	if (formActive == false) {
+	if (formActive != 1) {
 		switch(event.keyCode)	{
 			case 49: // 1
 				cam =  0;