js controls the height of three columns of adaptive DIV CSS page_html/css_WEB-ITnose

< html  lang ="en"  xml:lang ="en"  xmlns ="http://www.w3.org/1999/xhtml" >
< head >
< title > 脚本控制三行三列自适应高度DIV布局
< meta  http-equiv ="Content-Type"  content ="text/html; charset=gb2312"   />
< script  type ="text/javascript" >
function P7_colH(){ 
 var i,oh,hh,h=0,dA=document.p7eqc,an=document.p7eqa;
 if(dA&&dA.length){
 for(i=0;i dA[i].style.height='auto';
 }
for(i=0;i oh=dA[i].offsetHeight;h=(oh>h)?oh:h;
}
for(i=0;i if(an){
 dA[i].style.height=h 'px';
 }else{
 P7_eqA(dA[i].id,dA[i].offsetHeight,h);
 }
}
if(an){
 for(i=0;i hh=dA[i].offsetHeight;
 if(hh>h){
 dA[i].style.height=(h-(hh-h)) 'px';
 }
 }
}else{
 document.p7eqa=1;
}
 document.p7eqth=document.body.offsetHeight;
 document.p7eqtw=document.body.offsetWidth;
 }
}
function P7_eqT(){ 
 if(document.p7eqth!=document.body.offsetHeight||document.p7eqtw!=document.body.offsetWidth){
 P7_colH();
 }
}
function P7_equalCols(){ 
if(document.getElementById){
 document.p7eqc=new Array;
 for(i=0;i document.p7eqc[i]=document.getElementById(arguments[i]);
 }
setInterval("P7_eqT()",10);
 }
}
function P7_eqA(el,h,ht){ 
 var sp=10,inc=10,nh=h,g=document.getElementById(el),oh=g.offsetHeight,ch=parseInt(g.style.height);
 ch=(ch)?ch:h;var ad=oh-ch,adT=ht-ad;nh =inc;nh=(nh>adT)?adT:nh;g.style.height=nh 'px';
 oh=g.offsetHeight;if(oh>ht){nh=(ht-(oh-ht));g.style.height=nh 'px';}
 if(nh setTimeout("P7_eqA('" el "'," nh "," ht ")",sp);
 }
}

< style  type ="text/css" >
body {}{
PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 75%; PADDING-BOTTOM: 0px; MARGIN: 5px; LINE-HEIGHT: 100%; PADDING-TOP: 0px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, sans-serif
}
#header {}{
PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px auto; WIDTH: 760px; PADDING-TOP: 0px
}
#mid {}{
PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px auto; WIDTH: 760px; PADDING-TOP: 0px
}
#footer {}{
PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px auto; WIDTH: 760px; PADDING-TOP: 0px
}
#header {}{
BACKGROUND: #f4f4f4; MARGIN-BOTTOM: 5px; HEIGHT: 60px
}
h3 {}{
MARGIN: 0px; COLOR: #708090; PADDING-TOP: 25px; TEXT-ALIGN: center
}
h5 {}{
MARGIN: 0px; COLOR: #708090; PADDING-TOP: 25px; TEXT-ALIGN: center
}
#fbox {}{
BACKGROUND: #f1f1f1; FLOAT: left; WIDTH: 195px
}
#mbox {}{
PADDING-RIGHT: 0px; PADDING-LEFT: 0px; BACKGROUND: #dff7ff; FLOAT: left; PADDING-BOTTOM: 0px; MARGIN: 0px 5px; WIDTH: 360px; PADDING-TOP: 0px
}
#sbox {}{
BACKGROUND: #ffebcc; FLOAT: right; WIDTH: 195px
}
p {}{
PADDING-RIGHT: 10px; PADDING-LEFT: 10px; PADDING-BOTTOM: 10px; MARGIN: 0px; TEXT-INDENT: 2em; LINE-HEIGHT: 130%; PADDING-TOP: 10px
}
#footer { }{
CLEAR: both; BORDER-TOP: #ffffff 5px solid; BACKGROUND: #cddbed; HEIGHT: 60px; TEXT-ALIGN: center
}

< meta content ="MSHTML 6.00.2800.1515" name ="GENERATOR" />

< body onload ="P7_equalCols('fbox','mbox','sbox')" >
< div id ="header" >
< h3 > Script controls three rows and three columns of adaptive height DIV layout

< div id ="mid" >
< div id ="fbox" >
< p > Accessibility isn’t just about blind people and screen readers. There are many people who are not blind but have visual impairments -
You and I will become one of them when we get older. One of the simplest ways to make a website more accessible is to allow users to change text size; refusing to offer such an option takes away control from the user and may make it difficult for the user to read comfortably.
< p > Accessibility isn’t just about blind people and screen readers. There are many people who are not blind but have visual impairments -
You and I will become one of them when we get older. One of the simplest ways to make a website more accessible is to allow users to change text size; refusing to offer such an option takes away control from the user and may make it difficult for the user to read comfortably.

< div id ="mbox" >
< p > Accessibility isn’t just about blind people and screen readers. There are many people who are not blind but have visual impairments -
You and I will become one of them when we get older. One of the simplest ways to make a website more user-friendly is to allow users to change text size; refusing to offer such an option takes away control from the user and may prevent them from reading comfortably.
< p > If the designer specifies text size in pixels, most users will not be able to scale the text because Internet Explorer
changes text size differently than other browsers different. Mozilla and Opera can scale text that has been set to a pixel size, but IE under Windows cannot.
< p > Accessibility isn’t just about blind people and screen readers. There are many people who are not blind but have visual impairments -
You and I will become one of them when we get older. One of the simplest ways to make a website more user-friendly is to allow users to change text size; refusing to offer such an option takes away control from the user and may prevent them from reading comfortably.
< p > If the designer specifies text size in pixels, most users will not be able to scale the text because Internet Explorer
changes text size differently than other browsers different. Mozilla and Opera can scale text that has been set to a pixel size, but IE under Windows cannot.

< div id ="sbox" >
< p > Accessibility isn’t just about blind people and screen readers. There are many people who are not blind but have visual impairments -
You and I will become one of them when we get older. One of the simplest ways to make a website more accessible is to allow users to change text size; refusing to offer such an option takes away control from the user and may make it difficult for the user to read comfortably.


< div id ="footer" >
< h5 > For demonstration only< / h5 >