var isIE = navigator.appName.indexOf("Microsoft") != -1;
var fqn =  new Array(64);
function cursor_pos(t,x,nx,ny) {
var x_coord=x.clientX-t.offsetLeft;
var y_coord=x.clientY-t.offsetTop;
if(isIE)
{
x_coord += document.documentElement.scrollLeft;
y_coord += document.documentElement.scrollTop;
}
else
{
x_coord += window.pageXOffset;
y_coord += window.pageYOffset;
}
var iob = t;
while(iob.offsetParent!=null){
iobp=iob.offsetParent;
x_coord-=iobp.offsetLeft;
y_coord-=iobp.offsetTop;
iob=iobp;}
sx=t.width; sy=t.height; nxy=nx*ny;
x_coord-=3.5 * (sx)/(nx); 
x_coord=Math.max(0,x_coord); 
y_coord-=3.5 * (sy)/(ny); 
y_coord=Math.max(0,y_coord); 
xn=Math.floor(x_coord/(sx/nx));
yn=Math.floor(y_coord/(sy/ny));
url = t.src;
url_extract = /.*images\/(.*)_(.)\./;
directory=url.match(url_extract);
prefix="slices/" + directory[1] + "/" + directory[2] + "_";
i=0;
while (i<64){fqn[i]=""; i++;}
i=0;
while(i<8){
if((xn+i) == nx) {break;} 
r1 = xn + (yn * nx) + i ;
j=0;
while(j<8){
rx=r1+(j*nx);
if(rx>nxy){break;}
fqn[i+j*8]=prefix+rx+".jpg";
j++;}
i++;}
var nw = window.open("block.html","test","height=512,width=512,status=no,location=no");
nw.focus();
return;
}