JS Event cross-browser processing scheme

JS Cross browser Event tool:

Event Tool Object

var eventutil = {};

Add Event

Eventutil.addevent = function (element,type,handle) {

if (element.addeventlistener) {//dom Event

Element.addeventlistener (Type,handle,false);

}

else if (element.attachevent) {

Element.attachevent ("on" + Type,handle);

}

else {

Element["on" + type] = handle;

}

}

Delete Event

Eventutil.removeevent = function (element,type,handle) {

if (element.removeeventlistener) {//dom Event

Element.removeeventlistener (Type,handle,false);

}

else if (element.detachevent) {

Element.detachevent ("on" + Type,handle);

}

else {

Element["on" + type] = handle;

}

}

Get Event

Eventutil.getevent = function (event) {

return event?event:window.event;

}

Get the current event owning object

Eventutil.gettarget = function (event) {

return Event.targert | | Event.srcelement;

}

Block Browser Default Events

Eventutil.preventdefault = function (event) {\ \

if (Event.preventdefault) {

Event.preventdefault ();

}

else {

Event.returnvalue = false;

}

}

Block event capture or bubbling

Eventutil.stoppropagation = function (event) {

if (event.stoppropagation) {

Event.stoppropagation ();

}

else {

Event.cancelbubble = false;

}

}

JS Event cross-browser processing scheme