function photo_open(photo_url, big_width){
	img_width = big_width;
    mon_width = screen.width;
    left = mon_width/2 - img_width/2;
    wind = window.open('./libs/spaw/img_popup.php?img_url=http://www.ftu.org.ua/FTU/'+photo_url,'Image','width=500,height=300,scrollbars=no,toolbar=no,location=no,status=no,resizable=yes,screenX='+left+',screenY=100');
    wind.moveTo(left,50);
	wind.focus();
} 



function photo_close(){
   document.getElementById('big_photo').innerHTML=''   
}



//<img src="прозрачный.gif" width="x" height="y" style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=`ваш.png`); " >
   //alert("")
/*function photo_open(photo_url, big_width)
{
    
    obj = document.getElementById('big_photo');
    img_width = big_width;
    mon_width = screen.width;
    left = mon_width/2 - img_width/2;
    obj.style.left = mon_width/2 - img_width/2-20;
    obj.style.top = document.body.scrollTop;
    obj.innerHTML = "<img src='"+photo_url+"' onmousedown='photo_close()' class = 'big_gallery_img' style='width:"+img_width+"px;' title='Закрити'>";
} */
  /*
function photo_close(){
   document.getElementById('big_photo').innerHTML=''   
}     */