function photo_win(img_path,img_alt){
  var str;
  str = 'resizable=yes,width=100,height=100,screenX=100,screenY=100,left=100,top=100';
  window.open("./showpic.php?img_path="+img_path+"&img_alt="+img_alt, "show", str); 
}

function DecCnt(f){
  if (f.parentElement.delta.value>1)f.parentElement.delta.value--;
}

function IncCnt(f){	
  f.parentElement.delta.value++;
}