images.js

/*
Find IMG tags without width or height definitions
@note: please use https://mrcoles.com/bookmarklet/ to create your own bookmarklet
*/
function getImageWithoutDimensions(){
  console.group("getImageWithoutDimensions");
  n = 0;
  imArray = [];
is = document.getElementsByTagName("img");
for (i=0;i<is.length;i++){
if (is[i].getAttribute("width") == null || is[i].getAttribute("height") == null){
  console.log(is[i]);
  imArray.push(is[i]);
n++;
}
}
  console.groupEnd();
alert("You have " + n + " img tag without width or height");
  return imArray;
}