var vcimg = new Array();
var imagegal = new Array();
var imagegald = new Array();
var total = new Array();


function changeimgd( img, detales_id){
         var a = document.getElementById('bigimg');
         a.width=img['image'].width;
         a.height=img['image'].height;
         a.src=img['image'].src;
}


function changeimg( img, nr){
         var a=document.getElementById('bigimg');
         a.width=img['image'].width;
         a.height = img['image'].height;
         a.src=img['image'].src;
         vcimg = nr;
}

function nextimg(){
         if( ++vcimg > total )
         {
          vcimg=1;
         }

         var a = document.getElementById('bigimg');
         img=imagegal[vcimg]['image'];
         a.width=img.width;
         a.height=img.height;
         a.src=img.src;
}

function showImg()
{
     img = imagegal[vcimg];
     openImg('/image.php?id='+img['id']+'&item_id='+img['item_id']+'&b', img['width'], img['height'] );
}