var SearchPage = new Class({
    
    initialize: function()
    {
        var checkboxes = $$('#leftCol input[type="checkbox"]');
        
        checkboxes.each(function(box)
        {
            box.addEvent('click', this.checkChange.bind(this));
        }.bind(this));
        
        
        this.checkChange();
        
    },
    
    checkChange: function(ev)
    {
        
        // get all selected checkboxes
        var checkboxes = $$('#leftCol input[type="checkbox"]:checked');
        
        if(checkboxes.length > 0)
        {
            var searchString = "";
            
            for(var i = 0, l = checkboxes.length; i < l; i++)
            {
                if(i > 0)
                    searchString += ",";
                
                //console.log(checkboxes[i]);
                
                searchString += checkboxes[i].name;
            
            }
            
            
            
            $('rightCol').src = "search.php?searchBox=" + searchString;
        }
        else
        {
            // nothing searched for
            $('rightCol').src = "search.php";
        }
        
    }
});

var page = new SearchPage;