//<script type="text/javascript">
/* 
  ------------------------------------------------
  多列div布局时，调节同等高度的 js
  在body中加入
        onload="P7_equalCols('fbox','mbox','sbox')"
  其中'fbox','mbox','sbox'是三个要调节高度的div
  
  PVII Equal CSS Columns scripts
  Copyright (c) 2005 Project Seven Development
  www.projectseven.com
  Version: 1.5.0
  ------------------------------------------------
*/
function P7_equalCols(){ //v1.5 by PVII-www.projectseven.com
  if(document.getElementById){
    document.p7eqc=new Array;
    for(i=0;i<arguments.length;i++){
      document.p7eqc[i]=document.getElementById(arguments[i]);
    }
    setInterval("P7_eqT()",10);
  }
}

function P7_colH(){ //v1.5 by PVII-www.projectseven.com
  var i,oh,hh,h=0,dA=document.p7eqc,an=document.p7eqa;
  if(dA&&dA.length){
    for(i=0;i<dA.length;i++){
   dA[i].style.height='auto';
    }
 for(i=0;i<dA.length;i++){
      oh=dA[i].offsetHeight;h=(oh>h)?oh:h;
 }
 for(i=0;i<dA.length;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<dA.length;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(){ //v1.5 by PVII-www.projectseven.com
  if(document.p7eqth!=document.body.offsetHeight||document.p7eqtw!=document.body.offsetWidth){
    P7_colH();
  }
}
function P7_eqA(el,h,ht){ //v1.5 by PVII-www.projectseven.com
  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<adT){
    setTimeout("P7_eqA('"+el+"',"+nh+","+ht+")",sp);
  }
}
//</script>

/* 
  ------------------------------------------------
  两列div布局时，调节同等高度的 js
  ------------------------------------------------
*/
function SameH(leftDiv,rightDiv)
{
    var a=document.getElementById(leftDiv);
    var b=document.getElementById(rightDiv);

    if (a.scrollHeight < b.scrollHeight)
    {
        a.style.height= b.scrollHeight;
    }
    else
    {
        b.style.height= a.scrollHeight;
    }
}