javascript中通用的事件接聽程式函數

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var EventUtil = {    addHandler:function (element, type, handler) {        if(element.addEventListener){            element.addEventListener(type,handler,false)        }else if(element.attachEvent){            element.attachEvent(‘on‘+type,handler)        }else {            element[‘on‘+type] = handler;        }    },    rmoveHandler:function (element, type, handler) {        if(element.removeEventListener){            element.removeEventListener(type,handler,false);        }else if(element.detachEvent){            element.detachEvent(‘on‘+type,handler);        }else {            element[‘on‘+type] = null;        }    },    getEvent:function (event) {        return event ? event : window.event;    },    getTarget:function (event) {        return event.target || event.srcElement;    },    preventDefault:function (event) {        if(event.preventDefault){            event.preventDefault();        }else{            event.returnValue = false;        }    },    stopPropagation:function (event) {        if(event.stopPropagation){            event.stopPropagation();        }else{            event.cancelBubble = true;        }    }};

 

javascript中通用的事件接聽程式函數