var config = {
    siteURL    : 'www.btf.nu',  // Change this to your site
    searchSite  : true,
    type    : 'web',
    append    : false,
    perPage    : 8,      // A maximum of 8 is allowed by Google
    page    : 0        // The start page
  }
  
  // The small arrow that marks the active search icon:
  var arrow = $('<span>',{className:'arrow'}).appendTo('ul.icons');  
  
  function memberSearch() {
    var resultsDiv = $('#mainContent');
    var search = $('#s').val();
    
    $.ajax({
      url: "/base/BTFMC/MemberSearchHtml/" + search + ".aspx",
      success: function(data){
        resultsDiv.html(data);
      }
    });
//    alert('Medlemssökning kommer inom kort.');
  }

  function googleSearch(settings){
    
    // If no parameters are supplied to the function,
    // it takes its defaults from the config object above:
    
    settings = $.extend({},config,settings);
    settings.term = settings.term || $('#s').val();
    settings.searchSite = $('#searchSite:checked').val();
    if(settings.searchSite){
      // Using the Google site:example.com to limit the search to a
      // specific domain:
      settings.term = 'site:'+settings.siteURL+' '+settings.term;
    }
    
    // URL of Google's AJAX search API
    var apiURL = 'http://ajax.googleapis.com/ajax/services/search/'+settings.type+'?v=1.0&callback=?';
    var resultsDiv = $('#mainContent');
    
    $.getJSON(apiURL,{q:settings.term,rsz:settings.perPage,start:settings.page*settings.perPage},function(r){
      
      var results = r.responseData.results;
      $('#more').remove();
      
      if(results.length){
        
        // If results were returned, add them to a pageContainer div,
        // after which append them to the #resultsDiv:
        
        var pageContainer = $('<div>',{className:'pageContainer'});
        pageContainer.append('<h1>Sökresultat</h1>');
        
        for(var i=0;i<results.length;i++){
          // Creating a new result object and firing its toString method:
          pageContainer.append(new result(results[i]) + '');
        }
        
        if(!settings.append){
          // This is executed when running a new search, 
          // instead of clicking on the More button:
          resultsDiv.empty();
        }
        
        pageContainer.append('<div class="clear"></div>')
               .hide().appendTo(resultsDiv)
               .fadeIn('slow');
        
        var cursor = r.responseData.cursor;
        
        // Checking if there are more pages with results, 
        // and deciding whether to show the More button:
        
        if( +cursor.estimatedResultCount > (settings.page+1)*settings.perPage){
          $('<div>',{id:'more'}).appendTo(resultsDiv).click(function(){
            googleSearch({append:true,page:settings.page+1});
            $(this).fadeOut();
          });
        }
      }
      else {
        
        // No results were found for this search.
        
        resultsDiv.html('<h1>Sökresultat</h1><p>Sökningen gav inget resultat.</p>');
      }
    });
  }
  
  function result(r){
    
    // This is class definition. Object of this class are created for
    // each result. The markup is generated by the .toString() method.
    
    var arr = [];
    
    // GsearchResultClass is passed by the google API
    switch(r.GsearchResultClass){

      case 'GwebSearch':
        arr = [
          '<div class="webResult">',
          '<h2><a href="',r.unescapedUrl,'" target="_blank">',r.title,'</a></h2>',
          '<p>',r.content,'</p>',
          '<a href="',r.unescapedUrl,'" target="_blank">',r.visibleUrl,'</a>',
          '</div>'
        ];
      break;
      case 'GimageSearch':
        arr = [
          '<div class="imageResult">',
          '<a target="_blank" href="',r.unescapedUrl,'" title="',r.titleNoFormatting,'" class="pic" style="width:',r.tbWidth,'px;height:',r.tbHeight,'px;">',
          '<img src="',r.tbUrl,'" width="',r.tbWidth,'" height="',r.tbHeight,'" /></a>',
          '<div class="clear"></div>','<a href="',r.originalContextUrl,'" target="_blank">',r.visibleUrl,'</a>',
          '</div>'
        ];
      break;
      case 'GvideoSearch':
        arr = [
          '<div class="imageResult">',
          '<a target="_blank" href="',r.url,'" title="',r.titleNoFormatting,'" class="pic" style="width:150px;height:auto;">',
          '<img src="',r.tbUrl,'" width="100%" /></a>',
          '<div class="clear"></div>','<a href="',r.originalContextUrl,'" target="_blank">',r.publisher,'</a>',
          '</div>'
        ];
      break;
      case 'GnewsSearch':
        arr = [
          '<div class="webResult">',
          '<h2><a href="',r.unescapedUrl,'" target="_blank">',r.title,'</a></h2>',
          '<p>',r.content,'</p>',
          '<a href="',r.unescapedUrl,'" target="_blank">',r.publisher,'</a>',
          '</div>'
        ];
      break;
    }
    
    // The toString method.
    this.toString = function(){
      return arr.join('');
    }
  }