/*
basado en js Roger Johansson
*/
var addPrintLink = {
    init:function(sTargetEl,sLinkText) {
        if (!document.getElementById || !document.createTextNode) {return;}
        if (!document.getElementById(sTargetEl)) {return;}
        if (!window.print) {return;}
        var oTarget = document.getElementById(sTargetEl);
        var oLink = document.createElement('a');
        oLink.href = '#';
        oLink.appendChild(document.createTextNode(sLinkText));
        oLink.onclick = function() {window.print(); return false;}
        var oLi = document.createElement('li');
        oLi.className = 'print';
        oTarget.appendChild(oLi);
        oLi.appendChild(oLink);
    },
    addEvent:function(obj, type, fn) {
        if (obj.addEventListener)
        obj.addEventListener(type, fn, false);
        else if (obj.attachEvent) {
            obj["e"+type+fn] = fn;
            obj[type+fn] = function() {obj["e"+type+fn](window.event);}
            obj.attachEvent("on"+type, obj[type+fn]);
        }
    }
};
addPrintLink.addEvent(window, 'load', function(){addPrintLink.init('listaDescarga','Imprimir');});