JavaScript获取、添加、修改、删除地址栏参数的方法

- - - -
	-- --- - -------
		- ------ - ---
		---------------------- - -
			- -- - ----------
			------------- - ------
		---
		- -------
	--
	-- --- - ------ - - --- -
		- --- - ------------
		- --------- - ---
		---------------------- - -
			- -- - ----------
			---------------- - ------
		---
		--------- - -------------- --------
		-------------------- -- - -
			--- - ------ - - - - - -- - --- - - - --------------
		--
		- ----
	--
	-- --- - ------ -- -
		- --- - ------------
		- --------- - ---
		---------------------- - -
			- -- - ----------
			---------------- - ------
		---
		-------
			--
				- ---------------
			------
				-----------
			-
		-
		-------------------- -- - -
			--- - ------ - - - - - -- - --- - - - --------------
		--
		- ----
	-
-