function img_popup(img)//отображает картинку в попапе
{
 width=600;
 height=550;

 s_width = screen.width;
 s_height = screen.height;

 win_width=s_width/2-width/2;
 win_height=s_height/2-height/2;
 window.open('http://www.pp-interior.ru/img_popup.php?patch='+img,null,'width='+width+',height='+height+',Top='+win_height+',Left='+win_width+',scrollbars=yes,resizable=yes');
}

window.onresize= popupmove;
window.onscroll=popupmove;
function popupmove()//отображаем попап во фрейме
{
 width=document.getElementById('popup').style.width;
 height=document.getElementById('popup').style.height;

 if (width=='')width=document.getElementById('popup').width;
 if (height=='')height=document.getElementById('popup').height;

 width=parseInt(width);
 height=parseInt(height);

 s_width = parseInt(document.body.clientWidth);
 s_height = parseInt(document.body.clientHeight);

 win_width=parseInt(s_width/2-width/2);
 win_height=parseInt(s_height/2-height/2+30)-100;

 if (win_width<30)win_width=10;
 if (win_height<30)win_height=10;
 document.getElementById('popup').style.left=win_width;
 document.getElementById('popup').style.top=win_height+document.body.scrollTop;
}

 function popup(url)//открывает попап окно с заданый URL
{
 document.getElementById('popup').src=url;
 document.getElementById('popup').style.display='block';
 popupmove();
}

function popup_close()//закрываем фрейм
{
 try{
 document.getElementById('popup').style.display="none";
 }catch (err){window.close()}
}

function resize(width_value,height_value,max_width_value,max_height_value)//делаем ресайз фрейма
{
  if (width_value>max_width_value||height_value>max_height_value)
  {
    document.getElementById('popup').style.width=width_value;
    document.getElementById('popup').style.height=height_value;
  }else
  {
    document.getElementById('popup').style.width=max_width_value;
    document.getElementById('popup').style.height=max_height_value;
  }
}