source: extensions/LLGBO2/js/addevent.js @ 7254

Array.prototype.inArray = function (value) {
        var i;
        for (i=0; i < this.length; i++) {
                if (this[i] === value) {
                        return true;}
        }
        return false;
};

function addEvent( obj, type, fn ) {
        if (obj.addEventListener) {
                obj.addEventListener( type, fn, false );
                EventCache.add(obj, type, fn);}
        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] );
                EventCache.add(obj, type, fn);}
        else {obj["on"+type] = obj["e"+type+fn];}
}
        
var EventCache = function(){
        var listEvents = [];
        return {
                listEvents : listEvents,
                add : function(node, sEventName, fHandler){
                        listEvents.push(arguments);
                },
                flush : function(){
                        var i, it;
                        for(i = listEvents.length - 1; i >= 0; i = i - 1){
                                it = listEvents[i];
                                if(it[0].removeEventListener){
                                        it[0].removeEventListener(it[1], it[2], it[3]);};
                                if(it[1].substring(0, 2) != "on"){it[1] = "on" + it[1];};
                                if(it[0].detachEvent){it[0].detachEvent(it[1], it[2]);};
                                it[0][it[1]] = null;};
                }       };}();
addEvent(window,'unload',EventCache.flush);