| pageX: | clientX: | scrollLeft: | screenX: | offsetX: | layerX: |
| pageY: | clientY: | scrollTop: | screenY: | offsetY: | layerY: |
offsetX/offsetY：W3C- IE+ Firefox- Opera+ Safari+ chrome+ x/y：W3C- IE+ Firefox- Opera+ Safari+ chrome+ layerX/layerY：W3C- IE- Firefox+ Opera- Safari+ chrome+ pageX/pageY：W3C- IE- Firefox+ Opera+ Safari+ chrome+ clientX/clientY：W3C+ IE+ Firefox+ Opera+ Safari+ chrome+ screenX/screenY：W3C+ IE+ Firefox+ Opera+ Safari+ chrome+