$(document).ready(function(){

function gqs(variable) { 
  var query = window.location.search.substring(1); 
  var vars = query.split("&"); 
  for (var i=0;i<vars.length;i++) { 
    var pair = vars[i].split("="); 
    if (pair[0] == variable) { 
      return pair[1]; 
    } 
  } 
}
var f_param = gqs( 'f' );
var whichDiv = "#"+f_param;
$(whichDiv).show();
var f2_param = gqs( 'f2' );
var whichDiv = "#"+f2_param;
$(whichDiv).show();
var f3_param = gqs( 'f3' );
var whichDiv = "#"+f3_param;
$(whichDiv).show();


});