/* 
 * Wiki
 *
 * 
 * ©2010 3st
 * J Pobojewski
 * v 0.1
*/

$(document).ready(function(){

  /* Select Dropdown: Index Page */

  if ( $('select#wiki_select').length ){
	  $("select#wiki_select").change(function(){
			window.location = "/wiki/" + $(this).val();  
	  });
  }

  /* Contextually Fixed Sidebar */	
  
  if ( $('#sidebar').length ){	
	  var top = $('#sidebar').offset().top - parseFloat($('#sidebar').css('marginTop').replace(/auto/, 0));
	  $(window).scroll(function (event) {
	    var y = $(this).scrollTop();
	    if (y >= top) {
	      $('#sidebar').addClass('fixed');
	      if (y >= 250){ // 250 is arbitary...
	      	$('#top-link').fadeIn('slow');
	      }
	    } else {
	      $('#sidebar').removeClass('fixed');
	      $('#top-link').hide();
	    }
	  });
  }

});