twiss

/* :any(selector)
 * requires Slick
 * originally implemented by Firefox as :-moz-any()
 * also supported by webkit as :webkit-any()
 * example:
 *  :any(p, section) :any(pre, code)          -- selects a pre or code tag in a p or section
 *  p pre, p code, section pre, section code  -- same, but longer and less readable
 */

Slick.definePseudo('any', function(arg) {

twiss

/* :has-n-children([<|>|<=|>=]n)
 * requires Slick
 * selects elements with (less/more than (or equal to)) n elements as children
 * doesn't work yet (tested with 1.1.5)
 */

Slick.definePseudo('has-n-children', function(arg) {
    var childrenLen = Slick.search(this, '> *').length;
    var parsedArg = arg.match(/(<|>|<=|>=)?(\d+)/);
    switch(parsedArg[1]) {