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, item;
for (i = listEvents.length - 1; i >= 0; i = i - 1) {
item = listEvents[i];
if (item[0].removeEventListener) {
item[0].removeEventListener(item[1], item[2], item[3]);
};
if (item[1].substring(0, 2) != "on") {
item[1] = "on" + item[1];
};
if (item[0].detachEvent) {
item[0].detachEvent(item[1], item[2]);
};
item[0][item[1]] = null;
};
}
};
}();
addEvent(window,'unload',EventCache.flush);
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