* contains returns a boolean for if substr is found within str.

* Discard an element by moving it to the bin and delete * @param {Object} The HTML node to discard

* Discard an element by moving it to the bin and delete * @param {Object} The HTML node to discard

* Fix JS round off float errors * @param {Number} num

* Remove last occurence of an item from an array * @param {Array} arr * @param {Mixed} item

* Extend a prototyped class by new members * @param {Object} parent * @param {Object} members

* Extend a prototyped class by new members * @param {Object} parent * @param {Object} members

* Check for string * @param {Object} s

* Mark a function for special use by Sizzle * @param {Function} fn The function to mark

* Mark a function for special use by Sizzle * @param {Function} fn The function to mark

* contains returns a boolean for if substr is found within str.

* Take an array and turn into a hash with even number arguments as keys and odd numbers as * values. Allows creating constants for commonly used styl

* is returns a boolean for if typeof obj is exactly type.

* is returns a boolean for if typeof obj is exactly type.

* Check if an element is an array, and if not, make it into an array. Like * MooTools' $.splat.

* testPropsAll tests a list of DOM properties we want to check against. * We specify literally ALL possible (known and/or likely) properties on

* Support testing using an element * @param {Function} fn Passed the created div and expects a boolean result

* Support testing using an element * @param {Function} fn Passed the created div and expects a boolean result

* Provide error messages for debugging, with links to online explanation

* Check for object * @param {Object} obj