var EventUtil = new Object; EventUtil.addEventHandler = function (oTarget, sEventType, fnHandler) { if (oTarget.addEventListener) { oTarget.addEventListener(sEventType, fnHandler, false); } else if (oTarget.attachEvent) { oTarget.attachEvent("on" + sEventType, fnHandler); } else { oTarget["on" + sEventType] = fnHandler; } }; EventUtil.removeEventHandler = function (oTarget, sEventType, fnHandler) { if (oTarget.removeEventListener) { oTarget.removeEventListener(sEventType, fnHandler, false); } else if (oTarget.detachEvent) { oTarget.detachEvent("on" + sEventType, fnHandler); } else { oTarget["on" + sEventType] = null; } }; EventUtil.formatEvent = function (oEvent) { if (isIE && isWin) { oEvent.charCode = (oEvent.type == "keypress") ? oEvent.keyCode : 0; oEvent.eventPhase = 2; oEvent.isChar = (oEvent.charCode > 0); oEvent.pageX = oEvent.clientX + document.body.scrollLeft; oEvent.pageY = oEvent.clientY + document.body.scrollTop; oEvent.preventDefault = function () { this.returnValue = false; }; if (oEvent.type == "mouseout") { oEvent.relatedTarget = oEvent.toElement; } else if (oEvent.type == "mouseover") { oEvent.relatedTarget = oEvent.fromElement; } oEvent.stopPropagation = function () { this.cancelBubble = true; }; oEvent.target = oEvent.srcElement; oEvent.time = (new Date).getTime(); } return oEvent; }; EventUtil.getEvent = function() { if (window.event) { return this.formatEvent(window.event); } else { return EventUtil.getEvent.caller.arguments[0]; } };