hecate:
[图片]500){this.resized=true;this.width=500;this.alt='这是一张缩略图,点击可放大。\n按住CTRL,滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}"onclick="if(!this.resized){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/38/1140056152.gif');}"onmousewheel="returnimgzoom(this);">请问图中红线框出的元件的作用.R20,C1,C17&C18,C11,R19,C13&R11,CP1&CP2&R6&R7请大侠帮忙,小妹有礼了