add ajax module
add 	☺min  2013.8.29
	☺max  2013.8.29
	☺delRepeat  2013.8.29
	☺unique  2013.8.29
	☺contains  2013.8.29
	☺removeAt  2013.8.29
	☺remove  2013.8.29
	☺resortArray  2013.8.29
	☺merge  2013.8.29
	☺union  2013.8.29
	☺countToGroup 2013.8.29
update todo
update write iframe,add getiframe fn
add randomcolor setOpacity fadein fadeout
add device detect
add reload
add isEqual