fromElement:
Retrieves the object the mouse pointer is exiting during the onmouseover and onmouseout events. toElement:
Retrieves a reference to the object to which the user is moving the mouse pointer.
Retrieves the object the mouse pointer is exiting during the onmouseover and onmouseout events. toElement:
Retrieves a reference to the object to which the user is moving the mouse pointer.
toElement:onmouseover,onmouseout事件中鼠标光标进入元素