title: Check url parameter using javascript
body: <p>If two url are like:</p>
  
  <p><a href="http://localhost:1113/Project/TestCourse.aspx?id=" rel="noreferrer">http://localhost:1113/Project/TestCourse.aspx?id=</a></p>
  
  <p><a href="http://localhost:1112/Project/TestCourse.aspx" rel="noreferrer">http://localhost:1112/Project/TestCourse.aspx</a></p>
  
  <p>How to check whether 'id' is present or not using javascript?</p>