jQlite is a pretty small subset of jQuery. Many things are left out to keep it lean. For example $(el).offset()/height()/width() etc. Mostly only the DOM method

jQlite is a pretty small subset of jQuery. Many things are left out to keep it lean. For example $(el).offset()/height()/width() etc. Mostly only the DOM methods are left as they do still need a bit of normalization across browsers.