function autoPopup() {
  var template = document.getElementById('template-basic-page');
  if(template) {
    var work = document.getElementById('work');
    var pics = work.getElementsByTagName('img'); 
    for (var i = 0; i < pics.length; i++) {
      var parentEl = pics[i].parentNode.tagName;
      if('a' != parentEl) {
        if('nopopup' != pics[i].className) {      
          var imageSrc = pics[i].src;
          var path = '';
          var img = 'false';
          var deleteChar = 'false';
          var image = '';
          pics[i].style.cursor = 'pointer';
         for (var iS = 0; iS < imageSrc.length; iS++) {
            if(iS-1 < 0) {
              iSminus = 0;
            } else {
              iSminus = iS - 1;
            }
            if('false' == img) {
              if('/' == imageSrc.substring(iSminus,iS)) {
                //if('ir' != image) {
                  if('' == path) {
                    path = path + image;
                  } else {
                    path = path + '/' + image;
                  }
                //}  
                var image = '';
              } else {
                if('--' != imageSrc.substring(iSminus,iS)+lastChar) {
                  image = image + imageSrc.substring(iSminus,iS);
                  var lastChar = imageSrc.substring(iSminus,iS);
                } else {
                  var deleteChar = 'true';
                  var img = image;
                }
              }
            }
          }
          if('true' == deleteChar) {
            var colapse = img.length;
            var correctImage = '';
            for (var iL = 0; iL < img.length; iL++) {
              if(iL-1 < 0) {
                iLminus = 0;
              } else {
                iLminus = iL - 1;
              }
              if(iL == colapse) {
                var correctImage = correctImage;
              } else {
                var correctImage = correctImage+img.substring(iLminus,iL);
              }          
            }      
            
            var re = new RegExp("jpg");
            var reBig = new RegExp("JPG");
            var reResult = pics[i].src.search(re);
            var reResultBig = pics[i].src.search(reBig);
            
    				var width = pics[i].width;
    				var height = pics[i].height;
    				var pictAspect = width / height;
    				var alternateHeight = 800 / pictAspect;
            alternateHeight = Math.round(alternateHeight);
            
            if(-1 != reResult) {
              var correctImage = correctImage + '--c800xt' + alternateHeight + '.jpg';
            } else if(-1 != reResultBig) {
              var correctImage = correctImage + '--c800xt' + alternateHeight + '.JPG';
            } else {
              var correctImage = correctImage + '--c800xt' + alternateHeight + '.gif';
            }
            //var correctImage = 'ir/' + correctImage;
          } else {
            var re = new RegExp(".jp");
            var reResult = pics[i].src.search(re); 
            if(-1 != reResult) {
              var correctImage = path + image + 'g';
            } else {
              var correctImage = path + image + 'f';
            }  
          }
          
          pics[i].alternate = correctImage;
          
          pics[i].onclick = function() {
            //win_size_x=850; //horizontální velikost okna
            win_size_x=1024; //horizontální velikost okna
            //win_size_y=650; //vertikální velikost okna
            win_size_y=768; //vertikální velikost okna
            win_pos_x=(screen.width-win_size_x)/2; //horizontální pozice okna
            win_pos_y=(screen.height-win_size_y)/2; //vertikální velikost okna
          
            var okno = window.open('', 'center', 'resizable,scrollbars,width=' + win_size_x + ',height=' + win_size_y + ',top=' + win_pos_y + ',left=' + win_pos_x);
            var newImg = okno.document.createElement('img');
            newImg.src = path + '/' + this.alternate;
            okno.document.body.appendChild(newImg);
            okno.focus();
          }
        }     
      } else {
        //pics[i].alt = '';
      } 
    }
  }
}