Disable right click on Image tag using Javascript Jquery

< script src="jquery-1.7.1.min.js" type="text/javascript"  >< /script >
< script language="javascript" >
/*
   Disable right click script (on images)- By Mano
*/

$(document).ready(function(){
  $("img").attr("oncontextmenu", "return false;");
});
< /script >

Note:  This will not work only in IE browser