剛找到一個不錯的東東body { margin: 36pt 24pt 36pt; } body { margin: 11.5%; } body { )10%10% 10%1 <style> #idParentDiv{width:100%;padding:6px;background-color:buttonshadow;} #idDiv{width:400px;height:80px;background-color:#FFD700;padding:6px;} #idCodeDiv{width:100%;padding:4px;font-family:verdana,tahoma;margin:12px 0px 0px 0px;background-color:#EEEEEE;font-weight:bold;} </style> <script> var iValue=0; function rdl_doAdd(e){ var oCodeDiv=document.all("idCodeDiv"); var oDiv=document.all("idDiv"); var oNum=document.all("idNum"); iValue+=1; oNum.value=oDiv.style.marginLeft=iValue.toString()+"px"; oCodeDiv.innerText="margin-left : "+oNum.value+" ; "; } function rdl_doDvv(e){ var oCodeDiv=document.all("idCodeDiv"); var oDiv=document.all("idDiv"); var oNum=document.all("idNum"); iValue-=1; oNum.value=oDiv.style.marginLeft=iValue.toString()+"px"; oCodeDiv.innerText="margin-left : "+oNum.value+" ; "; } </script><div id="idParentDiv"> <div id="idDiv"> <img src="http://bbs.51js.com/images/standard/51js.gif" style="max-width:90%" alt="關於margin-left的範例程式碼_經驗交流" >请从下方选属性的值。</div> </div> <table><tr> <td> <input id="idNum" type="text" value="0px" size="19" readonly> </td> <td> <input type="button" onclick="rdl_doAdd();" value=" + " id="idBtn1"> </td> <td> <input type="button" onclick="rdl_doDvv();" value=" - " id="idBtn2"> </td> </tr></table> <div id="idCodeDiv">margin-left : 0px ; </div> [Ctrl A 全選注:如需引入外部Js需刷新才能執行]
