javascript 网站常用的iframe分割

CODE:function switchSysBar(){ if (parent.document.getElementById('attachucp').cols=="160,10,*"){ document.getElementById('leftbar').style.display=""; parent.document.getElementById('attachucp').cols="0,10,*"; } else{ parent.document.getElementById('attachucp').cols="160,10,*"; document.getElementById('leftbar').style.display="none" } }

点击运行可以看到效果:<frameset id="attachucp" framespacing="0" border="0" frameborder="no" cols="160,10,*" rows="*"> <frame scrolling="yes" noresize="" frameborder="no" name="leftFrame" src="test.html"> </frame> <frame id="leftbar" scrolling="no" noresize="" name="switchFrame" src="swich.html"> </frame> <frame scrolling="yes" noresize="" border="0" name="mainFrame" src=http://_blank> </frame> </frameset>