document.frames['news2'].document.body.scrollHeight) document.all.news1.height=document.frames['news1'].document.body.scrollHeight;if(document.frames['news1'].document.body.scrollHeight<=document.frames['news2'].document.body.scrollHeight) document.all.news1.height=document.frames['news2'].document.body.scrollHeight;" src="https://www.jb51.net" width="100%">
document.frames['news2'].document.body.scrollHeight) document.all.news2.height=document.frames['news1'].document.body.scrollHeight;if(document.frames['news1'].document.body.scrollHeight<=document.frames['news2'].document.body.scrollHeight) document.all.news2.height=document.frames['news2'].document.body.scrollHeight;" src="https://www.jb51.net/index_1.htm" width="100%">
jb51提醒啊，多浏览期兼容需要注意些地方，不要用document.all用兼容好的，
