original_string: public function _fadeIn($element='this', $speed='', $callback='', $immediatly=false) {
  		$element=$this->_prep_element($element);
  		$speed=$this->_validate_speed($speed);
  
  		if ($callback!='') {
  			$callback=", function(){\n{$callback}\n}";
  		}
  
  		$str="$({$element}).fadeIn({$speed}{$callback});";
  
  		if ($immediatly)
  			$this->jquery_code_for_compile[]=$str;
  			return $str;
  	}
code: public function _fadeIn($element='this', $speed='', $callback='', $immediatly=false) {
  		$element=$this->_prep_element($element);
  		$speed=$this->_validate_speed($speed);
  
  		if ($callback!='') {
  			$callback=", function(){\n{$callback}\n}";
  		}
  
  		$str="$({$element}).fadeIn({$speed}{$callback});";
  
  		if ($immediatly)
  			$this->jquery_code_for_compile[]=$str;
  			return $str;
  	}
code_tokens: public function _fadeIn ( $ element = 'this' , $ speed = '' , $ callback = '' , $ immediatly = false ) { $ element = $ this -> _prep_element ( $ element ) ; $ speed = $ this -> _validate_speed ( $ speed ) ; if ( $ callback != '' ) { $ callback = ", function(){\n{$callback}\n}" ; } $ str = "$({$element}).fadeIn({$speed}{$callback});" ; if ( $ immediatly ) $ this -> jquery_code_for_compile [ ] = $ str ; return $ str ; }
docstring: Execute a jQuery hide action
  
  @param string $element element
  @param string $speed One of 'slow', 'normal', 'fast', or time in milliseconds
  @param string $callback Javascript callback function
  @param boolean $immediatly delayed if false
  @return string
docstring_tokens: Execute a jQuery hide action