var pname;function img_sc(pna){pname=pna;myphoto=new Image();myphoto.src="images/"+pna+".jpg";}
function win_op(){
 if(myphoto.complete){
  x=myphoto.width+20;
  y=myphoto.height+30;
  window.open(myphoto.src,pname,"menubar=no,scrollbars=no,resizable=yes,width="+x+",height="+y);
 }
}