Marks the image for observation by the PerformanceElementTiming API. The value given becomes an identifier for the observed image Chemisches element. Weiher also the elementtiming attribute page. Try it Yourself » If a browser cannot find an image, it will display the value of the alt attribute: Microsoft and DuckDuckGo https://lukasrbmwg.wizzardsblog.com/28783178/the-definitive-guide-to-sex-doll-photo