missing commits which need to be done before

git-svn-id: https://svn.apache.org/repos/asf/incubator/photark/mobile/trunk@1376361 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/assets/www/index.html b/assets/www/index.html
index 469178a..0b6a531 100644
--- a/assets/www/index.html
+++ b/assets/www/index.html
@@ -583,19 +583,19 @@
 		</div>
 		<!-- Page End -->
 		
-		<!-- Add Tag Page-->
+		<!-- New Tag Dialog-->
 		<div id="NewTag" data-role="dialog">
 			<div data-role="header">
-				<h1>Confirm Delete</h1>
+				<h1>Add Tag.</h1>
 			</div>
 			<div data-role="content">
-				<p>
-					Are you sure you want to delete this photo?
-				</p>
-				<a href="index.html"
-				data-role="button" onclick="deleteFile()">Delete</a>
-				<a href="index.html"
-				data-role="button">Cancel</a>
+				<div data-role="fieldcontain">
+					<label for="tagName"> Name: </label>
+					<input type="text" name="tagName" id="editPeople" value=""/>
+					<a href="#ContactsPage" data-role="button" data-theme="a"  data-mini="true">Browse</a>
+				</div>
+				<a href="#" data-role="button" data-mini="true" onclick="addTagClicked()">Ok</a>
+				<a href="#photoTag" data-role="button"  data-mini="true">Cancel</a>
 			</div>
 		</div>
 		<!-- Page End -->
diff --git a/assets/www/scripts/photark_UI.js b/assets/www/scripts/photark_UI.js
index 705d0ca..1a85982 100644
--- a/assets/www/scripts/photark_UI.js
+++ b/assets/www/scripts/photark_UI.js
@@ -71,6 +71,15 @@
 	$.mobile.changePage("#optionMenu");
 }
 
+function onBackKeyDown(){
+	if($.mobile.activePage.attr("id") == "main"){
+		onHomeButtonClicked();
+	}else{
+		$.mobile.changePage("#main");
+	}	
+}
+
+//Clears edit metadata page. 
 function clearMetadata(){
     $("#nickName").val("Not defined");
 	$("#editDate").val("");
@@ -101,11 +110,12 @@
     });   
 }
 
-
+//Adds last modified time to the image info page
 function successMetadata(metadata) {
 	$("#metadata").append("<p> LastModified:" + metadata.modificationTime + "</p> ");
 }
 
+//Adds image type to the image info page
 function successFile(file) {
 	$("#metadata").append("<p> Size:" + file.size + "bytes </p> <p> Type:" + file.type + " </p>");
 }
\ No newline at end of file