title: How can I constantly check collision between page elements?
body: <p>I have implemented the algorithm, but what I am facing is how can I check constantly whether the element has hit other elements.</p>
  
  <p>Example: </p>
  
  <p>div id='water' when hits div id='orange' should alert , should I use jQuery setInterval :s or is there any other way to keep the function live ?</p>