/**
*
*  Unselectable text
*  How to make text in an html page unselectable for the visitors
*
**/
var Unselectable = {
    enable : function(e) {
        var e = e ? e : window.event;
        if (e.button != 1) {
            if (e.target) {
                var targer = e.target;
            } else if (e.srcElement) {
                var targer = e.srcElement;
            }
            var targetTag = targer.tagName.toLowerCase();
            if ((targetTag != "input") && (targetTag != "textarea")) {
                return false;
            }
        }
    },
    disable : function () {
        return true;
    }
}
if (typeof(document.onselectstart) != "undefined") {
    document.onselectstart = Unselectable.enable;
} else {
    document.onmousedown = Unselectable.enable;
    document.onmouseup = Unselectable.disable;
}