摘要：
window.onload=window.onresize=window.onscroll=function(){ showImg(); };function getPos(obj){ var l=0; var t=0; while(obj) { l+=obj.offsetLeft; t+=obj.offsetTop; obj=obj.offsetParent; } return {left: l, top: t};}function showImg(){ var aTmg=docu... 阅读全文
