jQuery(function(){    
    
    var img = 45;
    var padding = 13;
    
    areaResize(img, padding);
    
    $(window).resize(function() {
        
        areaResize(img, padding);
        
    });
    
    function areaResize (img, padding) { 
        
        var viewArea = $('#viewArea').parent().width();
        var imgCnt = parseInt(viewArea/(img+padding));    
        var resizeWidth = (imgCnt*(img+padding))+20;
        $('#viewArea').width(resizeWidth);
        var margin =  parseInt((viewArea - resizeWidth)/2);
        $('#viewArea').css("margin-left",margin+"px");
        $('#viewArea').css("margin-right",margin+"px");
        
    }
    
});