function aa(sid,bid,sp,bp,bb,v,smallw,bpw,bph){
var sid=document.getElementById(sid);
var bid=document.getElementById(bid);
var vie=document.getElementById(v);
var sp=document.getElementById(sp);
var bp=document.getElementById(bp);
bigpicX=bp.width;
bigpicY=bp.height;
sh=smallw/(bigpicX/bigpicY);
vW=bpw*smallw/bigpicX;
vH=bph*sh/bigpicY;
bl=bigpicX/smallw;
var sw=smallw;
if(navigator.userAgent.search('MSIE')<=0)
{
sp.style.width=sw+"px";
sp.style.height=sh+"px";
sid.style.width=sw+"px";
sid.style.height=sh+"px";
bid.style.width=bpw+"px";
bid.style.height=bph+"px";
vie.style.width=(vW-2)+"px";
vie.style.height=(vH-2)+"px";
vie.style.left=sid.offsetLeft+"px";
vie.style.top=sid.offsetTop+"px";
}
else{
sp.style.width=sw;
sp.style.height=sh;
sp.style.width=sw;
sp.style.height=sh;
bid.style.width=bpw;
bid.style.height=bph;
vie.style.width=vW;
vie.style.height=vH;
vie.style.left=sid.offsetLeft;
vie.style.top=sid.offsetTop;
}
}
function move(e,ssw){
    
 var sid=document.getElementById("smallbox");
 var vie=document.getElementById("view");
 var bid=document.getElementById("bigbox");
 var dd=document.getElementById("big1");
 var bp=document.getElementById("bigpic");
 ssh=ssw/(bp.width/bp.height);
 //alert(sid.style.width);
   if(navigator.userAgent.search('MSIE')<=0){
   var vX=e.pageX-sid.offsetLeft;
   var vY=e.pageY-sid.offsetTop;}
   else{
   vX=e.offsetX;
   vY=e.offsetY;
   }
   vX=vX-vW/2;
   vY=vY-vH/2;
   if(vX<0){vX=0;}
   if(vY<0){vY=0;}
   
   if(navigator.userAgent.search('MSIE')<=0){
   if(vX>ssw-vW){vX=ssw-vW;}
   if(vY>ssh-vH){vY=ssh-vH;}
   dd.style.marginLeft=(-vX*bl)+"px";
   dd.style.marginTop=(-vY*bl)+"px";
   vie.style.left=(vX + sid.offsetLeft)+"px";
   vie.style.top=(vY + sid.offsetTop)+"px";
   
   }
   else{
   if(vX>ssw-vW){vX=ssw-vW-1;}
   if(vY>ssh-vH){vY=ssh-vH-1;}
   dd.style.marginLeft=(-vX*bl); 
   dd.style.marginTop=(-vY*bl);
   vie.style.left=(vX + sid.offsetLeft);
   vie.style.top=(vY + sid.offsetTop);
}
}