jQuery.noConflict();
jQuery(document).ready( function( $ ) {
    function selectHasValue( select ) {
    var hasValue = false;
    select.find('option').each( function() {
        if( '' != jQuery(this).val() && 0 != jQuery(this).val() ) {
            hasValue = true;
        }
    });
    return hasValue;
}

var decorateUnavailableSelections = function() {
    
    var mode = '';
    
            var select = jQuery('#modelSelect');
        if( !selectHasValue( select ) ) {
            switch( mode ) {
                case 'hide':
                    select.hide();
                    select.prev('label').hide();
                break;
                case 'disable':
                    select.attr('disabled','disabled');
                break;
            }
        }
                var select = jQuery('#yearSelect');
        if( !selectHasValue( select ) ) {
            switch( mode ) {
                case 'hide':
                    select.hide();
                    select.prev('label').hide();
                break;
                case 'disable':
                    select.attr('disabled','disabled');
                break;
            }
        }
        }

// @author Kevin van Zonneveld (http://kevin.vanzonneveld.net), Onno Marsman, Brett Zamir (http://brett-zamir.me)  
function ucfirst (str) {
    str += '';
    var f = str.charAt(0).toUpperCase();
    return f + str.substr(1);
}
decorateUnavailableSelections(); 
        var chained = function() {
                        
            var showSelect = function( select ) {
                jQuery(select)
                    .show()
                    .attr('disabled','')
                    .prev('label').show();
            }
            
            
            var loadNextSelectIfOneOption = function( loadedSelect, selectAfterLoaded ) {
                if( jQuery('#' + loadedSelect + 'Select option' ).length == 1 ) {
                    var myFuncName = 'load' + ucfirst(selectAfterLoaded) + 's';
                    eval(myFuncName)();
                }
            }

            
            
            function lastLevel() {
                return 'year';
            }
            
            var getUrl = function( level ) {
    var value = jQuery('#' + level + 'Select').val();
    var product = jQuery('#vafProduct').val();
    var url = 'http://www.theistore.com//vaf/ajax/process?';
        url = url + '&product=' + product;
    url = url + '&front=1';
    url = url + '&' + level + '=' + value;
    return url;
}



    var loadModels = function() {
        var callbackFunc = function(){
            showSelect(this);
            
                            loadNextSelectIfOneOption( 'model', 'year' );
                              
                        
            decorateUnavailableSelections();
            jQuery(this).trigger('vafLevelLoaded');
        };
        decorateUnavailableSelections();
        
        
        var url = getUrl( 'make' );
        
        var loadingText = '<option value="0">loading</option>';
        
        jQuery('#modelSelect')
            .html( loadingText )
            .load( url, {}, callbackFunc );  
                    jQuery('#yearSelect').html('<option></option>');
                }
    

    var loadYears = function() {
        var callbackFunc = function(){
            showSelect(this);
            
                          
                            autoSubmit();
                            
            decorateUnavailableSelections();
            jQuery(this).trigger('vafLevelLoaded');
        };
        decorateUnavailableSelections();
        
        
        var url = getUrl( 'model' );
        
        var loadingText = '<option value="0">loading</option>';
        
        jQuery('#yearSelect')
            .html( loadingText )
            .load( url, {}, callbackFunc );  
            }
        
    function hasOptions(){
        return jQuery( '#' + lastLevel() + 'Select option' ).size() >= 1;
    }
    
    function hasSelection() {
        return selectHasValue( jQuery( '#' + lastLevel() + 'Select' ) );
    }
    
    function selectionHasValue() {
        var val = jQuery( '#' + lastLevel() + 'Select option:selected' ).val();
        return '' != val && 0 != val;
    }

    function autoSubmit()
    {
        if( hasOptions() && hasSelection() && selectionHasValue() )
        {
            submitVafForm();
        }
    }
    
    
submitVafForm = function()
{
    if( jQuery('#categorySelect').val() != '?' )
    {
        jQuery('#vafForm').attr( 'action', jQuery('#categorySelect').val() );
    }
    var chooser = jQuery('#categorySelect');
    if( !chooser.is('input') ) {
        chooser.html('<option value=""></option>');
    }
    jQuery().trigger("vafSubmit");
    return false;
}

jQuery().bind("vafSubmit", function() {
    document.vafForm.submit();
});
    
clearVafForm = function()
{
        window.location = '?make=0&model=0&year=0';
}

    jQuery( '#yearSelect').change( function() {
    
        autoSubmit();
    } );
    
jQuery('#vafSubmit').click( submitVafForm ); 
jQuery('#vafClear').click( clearVafForm ); 

jQuery( '.vafCheckAll' ).click( function() {
    jQuery( '.vafcheck' ).attr( 'checked', jQuery(this).attr( 'checked' ) );
})



jQuery( '.vaf-cat-toggler' ).click( function() {

    var icon = jQuery(this).children( 'div.vaf-toggle-icon ' );
    icon.toggleClass( 'vaf-toggle-icon-minus' );
    
    var toggleDiv = jQuery(this).nextAll( 'div.vaf-toggle' );
    toggleDiv.toggle();

});
jQuery( 'div.vaf-toggle' ).hide();

    var callback = loadModels;
    jQuery('#makeSelect').change( callback );    
        var callback = loadYears;
    jQuery('#modelSelect').change( callback );    
      
            
        } 
        
        jQuery.fn.chained = function() {
            this.each( function() {
                var mychained = new chained( this );
            });  
        };
        
        jQuery('#vafForm').chained();

        });