title: setting a div equivalent to Cartesian coordinates with (origin at left bottom
body: <p><a href="http://jsfiddle.net/T6nn5/26/" rel="nofollow">Here</a> is my code</p>
  
  <p>Here x,y coordinates start from the left top corner of "working-area" . but I want to set x, y coordinate at left bottom corner of that div.</p>
  
  <p>please anyone help me?
  Thanks in advance. </p>