function showPost(id){

          if(id){

                $("#wrap_"+id+".imgpopup").fadeIn("slow");
                 $("#wrap_"+id+".imgpopup").css('top',window.pageYOffset);

                 marginTop = $(window).height()-$('#img_'+id).height();

                 console.log(marginTop);
                $('#img_'+id).toggle( "clip" );
              $('#img_'+id).css('display','inline-block');
              $('#img_'+id).css('top',window.pageYOffset+marginTop/2);
            document.onmousewheel = function(e){ e.preventDefault(); }
             document.ontouchmove = function(e){ e.preventDefault(); }
          }



      }

      function showLargeImg(id){
               marginTop = $(window).height()-$("#full_"+id+".FullImage:hidden").height();



              $("#full_"+id+".FullImage:hidden").css('top',window.pageYOffset+marginTop/2);
                $("#full_"+id+".FullImage").css('overflow','hidden');
             $( "#full_"+id+".FullImage:hidden" ).fadeIn( "slow" );
                imgMargin = $(window).width()/2 - $("#full_"+id+" img").width()/2;
                imgTop = $(window).height()/2 - $("#full_"+id+" img").height()/2;
              $("#full_"+id+" img").css('margin-left',imgMargin+'px');
               $("#full_"+id+" img").css('margin-top',imgTop+'px');


      }

      function hideLargeImg(id){


               $( "#full_"+id+".FullImage" ).fadeOut( "slow" );

      }