Updated to make cylinder move

Author: noelking

www/css/style.css

@@ -3,7 +3,9 @@ body {
 }
 
 div.clouds {
-    padding-top: 100px;
+    padding-top: 0px;
+    position: absolute;
+    
 }
 
 div.cloud {

www/js/jumpy.js

@@ -1,13 +1,24 @@
 var cylinder;
+var screenHeight = screen.height;
+var jumpBy = 10;
 
 function startGame() {
 	cylinder = 	$("#cylinder");
 	jump(10);
 }
 
-function jump(jumpBy) {
-	var currentPosition = cylinder.css('top');
-	alert(currentPosition);
+function jump() {
+    var cylinderDimension = cylinder.offset();
+    var currentPosition = cylinderDimension.top;
+    var bottomPosition = 320+currentPosition;
+    var newPosition = currentPosition+jumpBy;
+    
+    if(bottomPosition >= screenHeight) {
+        cylinder.css('top','0px');
+    } else {
+        cylinder.css('top', newPosition+"px");
+    }
+    setTimeout(jump, 30);
 }
 
 startGame();