function ylib_Browser() {
    d = document;
    this.agt = navigator.userAgent.toLowerCase();
    this.major = parseInt(navigator.appVersion);
    this.dom = (d.getElementById) ? 1 : 0;
    this.ns = (d.layers);
    this.ns4up = (this.ns && this.major >= 4);
    this.ns6 = (this.dom && navigator.appName == "Netscape");
    this.op = (window.opera ? 1 : 0);
    this.ie = (d.all);
    this.ie4 = (d.all && !this.dom) ? 1 : 0;
    this.ie4up = (this.ie && this.major >= 4);
    this.ie5 = (d.all && this.dom);
    this.win = ((this.agt.indexOf("win") != -1) || (this.agt.indexOf("16bit") != -1));
    this.mac = (this.agt.indexOf("mac") != -1);
}
var oBw = new ylib_Browser();
var YLIB_SHIFT_KEYCODE = 16;
var YLIB_CTRL_KEYCODE = 17;
var YLIB_ALT_KEYCODE = 18;
var YLIB_SHIFT = "shift";
var YLIB_CTRL = "ctrl";
var YLIB_ALT = "alt";
ylib_keyevt.count = 0;
function ylib_keyevt(elm) {
    this.id = "keyevt" + ylib_keyevt.count++;
    eval(this.id + "=this");
    this.keys = new Array();
    this.shift = 0;
    this.ctrl = 0;
    this.alt = 0;
    this.addKey = ylib_addKey;
    this.keyevent = ylib_keyevent;
    this.checkModKeys = ylib_checkModKeys;
}
function ylib_addKey(cdom, cns4, a, m) {
    if (oBw.ie || oBw.dom) {
        this.keys[cdom] = [a, m];
    } else {
        this.keys[cns4] = [a, m];
    }
}
var YLIB_COUNT = 0;
function ylib_keyevent(evt) {
    if (oBw.ie || oBw.op) {
        evt = event;
    }
    var k = (oBw.ie || oBw.op || oBw.ns6) ? evt.keyCode : evt.which;
    this.checkModKeys(evt, k);
    if (this.keys[k] == null) {
        return false;
    }
    var m = this.keys[k][1];
    if ((this.shift && (m.indexOf(YLIB_SHIFT) != -1) || !this.shift && (m.indexOf(YLIB_SHIFT) == -1)) && (this.ctrl && (m.indexOf(YLIB_CTRL) != -1) || !this.ctrl && (m.indexOf(YLIB_CTRL) == -1)) && (this.alt && (m.indexOf("alt") != -1) || !this.alt && (m.indexOf("alt") == -1))) {
        var a = this.keys[k][0];
        a = eval(a);
        if (typeof a == "function") {
            a();
        }
    }
}
function ylib_checkModKeys(e, k) {
    if (oBw.dom) {
        this.shift = e.shiftKey;
        this.ctrl = e.ctrlKey;
        this.alt = e.altKey;
    } else {
		// for opera
        this.shift = (k == YLIB_SHIFT_KEYCODE) ? 1 : 0;
        this.ctrl = (k == YLIB_CTRL_KEYCODE) ? 1 : 0;
        this.alt = (k == YLIB_ALT_KEYCODE) ? 1 : 0;
    }
}
var oKey = new ylib_keyevt();
mwl_init();
function mwl_init() {
    oKey.addKey(68, -1, "javascript:mwlOptionDeleteCurrentRow()", "shift+ctrl"); // Deportiva | CTRL-D
    oKey.addKey(84, -1, "javascript:mwlOptionShowCurrentPopup()", "shift+ctrl"); // Archivo | CTRL-T
    if (oBw.ie || oBw.dom) {
        document.onkeydown = function (evt) {
            oKey.keyevent(evt);
        };
    }
}