I wonder what is "iVBORw0KGgoAAAANSUhEUgAAACoAAAAqCAYAAADFw8lbAAAAnUlEQVRYR+2WUQrAMAhD2/sfemOwwSilkJgf4e3baHzarnM0+WYTnwOj6UlBFKJpAul87ChE0wTS+ZwdvUImpNpS8GuwnVGnyafXr1FJLwUvRB0tRnfnxhrdL5Gld8ZnFcLo4a6E6OlHwo6mVweiEBWebu2uJ6G3bah0PqTgbu/RKklL7xC1ClVFGK0SXPUQhWiaQDofOwrRNIF0vhu3+yArUqHnBwAAAABJRU5ErkJggg==" and where it is located. Since it is argument to url function, which does work with http:// or file://
"iVBORw0KGgoAAAANSUhEUgAAACoAAAAqCAYAAADFw8lbAAAAnUlEQVRYR+2WUQrAMAhD2/sfemOwwSilkJgf4e3baHzarnM0+WYTnwOj6UlBFKJpAul87ChE0wTS+ZwdvUImpNpS8GuwnVGnyafXr1FJLwUvRB0tRnfnxhrdL5Gld8ZnFcLo4a6E6OlHwo6mVweiEBWebu2uJ6G3bah0PqTgbu/RKklL7xC1ClVFGK0SXPUQhWiaQDofOwrRNIF0vhu3+yArUqHnBwAAAABJRU5ErkJggg=="
and where it is located. Since it is argument to url function, which does work with http:// or file://