I would like to call spring mvc method when ever onUnload.
So i write the code

in <body onUnload="bye() "></body>
In javascript
-------------
Code:
<script type="text/javascript">
        	function bye(){
        		alert("Before Ajax..!");
        		$.ajax({  
        	        type : 'GET',  
        	        url : "/patient/myMealPlan",
...