;(function($){
    $.fn.captcha = function(options) {
        var defaults = {  
            borderColor: "",  
            captchaDir: "/assets/images/site",  
            url: "/ajax/captcha",  
            formId: "box-register",  
            text: "Verify that you are a human,<br />drag <span>scissors</span> into the circle.",
            items: Array("creion", "foarfece", "ceas", "inima", "nota") 
        };
        var options = $.extend(defaults, options); 
        $(this).html("<b class='ajax-fc-rtop'><b class='ajax-fc-r1'></b> <b class='ajax-fc-r2'></b> <b class='ajax-fc-r3'></b> <b class='ajax-fc-r4'></b></b><img class='ajax-fc-border' id='ajax-fc-left' src='" + options.captchaDir + "/border-left.png' /><img class='ajax-fc-border' id='ajax-fc-right' src='" + options.captchaDir + "/border-right.png' /><div id='ajax-fc-content'><div id='ajax-fc-left'><p id='ajax-fc-task'>" + options.text + "</p><ul id='ajax-fc-task'><li class='ajax-fc-0'><img src='" + options.captchaDir + "/item-none.png' alt='' /></li><li class='ajax-fc-1'><img src='" + options.captchaDir + "/item-none.png' alt='' /></li><li class='ajax-fc-2'><img src='" + options.captchaDir + "/item-none.png' alt='' /></li><li class='ajax-fc-3'><img src='" + options.captchaDir + "/item-none.png' alt='' /></li><li class='ajax-fc-4'><img src='" + options.captchaDir + "/item-none.png' alt='' /></li></ul></div><div id='ajax-fc-right'><p id='ajax-fc-circle'></p></div></div><div id='ajax-fc-corner-spacer'></div><b class='ajax-fc-rbottom'><b class='ajax-fc-r4'></b> <b class='ajax-fc-r3'></b> <b class='ajax-fc-r2'></b> <b class='ajax-fc-r1'></b></b>");
        var rand = $.ajax({
            url: options.url,
            async: false
        }).responseText;
        var pic = randomNumber();
        $(".ajax-fc-" + rand).html( "<img src=\"" + options.captchaDir +"/item-" + options.items[pic] + ".png\" alt=\"\" />");
        $("p#ajax-fc-task span").html(options.items[pic]);
        $(".ajax-fc-" + rand).addClass('ajax-fc-highlighted');
        $(".ajax-fc-" + rand).draggable({
            containment: '#ajax-fc-content'
        });
        var used = Array();
        for(var i=0;i<5;i++){
            if(i != rand && i != pic)	
            {
                $(".ajax-fc-" +i).html( "<img src=\"" + options.captchaDir +"/item-" + options.items[i] + ".png\" alt=\"\" />");
                used[i] = options.items[i];
            }
        }
        $(".ajax-fc-container, .ajax-fc-rtop *, .ajax-fc-rbottom *").css("background-color", options.borderColor);
        $("#ajax-fc-circle").droppable({
            drop: function(event, ui) {
                $(".ajax-fc-" + rand).draggable("disable");
                $("#" + options.formId).append("<input type=\"hidden\" style=\"display: none;\" name=\"baraboom\" value=\"" + rand + "\">");
            },
            tolerance: 'touch'
        });	
    };
})( jQuery );
function randomNumber() {
    var chars = "01234";
    chars += ".";
    var size = 1;
    var i = 1;
    var ret = "";
    while ( i <= size ) {
        $max = chars.length-1;
        $num = Math.floor(Math.random()*$max);
        $temp = chars.substr($num, 1);
        ret += $temp;
        i++;
    }
    return ret;
}