/*

Diese Klasse liest den ALT-Text eine Bildes aus und stellt ihn dar.

*/
var mooImageBar = new Class({
    Implements: Options,
    options: {
        id: null,
        css: 'imagebar'

    },
    initialize: function(options) 
    {
        this.setOptions(options);

        var img = $(this.options.id);

        if (img == null)
            return;

        var el = document.createElement("div");
        
        el.className = "moobar";
        el = $(el);

        document.body.appendChild(el);
       
        el.innerHTML = img.alt;
        el.style.position = "absolute";
        el.style.width = (img.width - el.getStyle("paddingLeft").toInt() - el.getStyle("paddingRight").toInt() + 1) + "px";
        el.style.top = (img.getPosition().y + img.height - el.offsetHeight) + "px";
        el.style.left = (img.getPosition().x-1) + "px";

    }
});