finish to add save link for graphs => next step :  	* add tooltips 	* change zoom php file 	* add RRDTool zoom
finish to add save link for graphs
=> next step : 
	* add tooltips
	* change zoom php file
	* add RRDTool zoom

git-svn-id: 25a0ac75d3222d69293b2750b310215dcabd6451@9716 6bcd3966-0018-0410-8128-fd23d134de7e

centreon/centreon,centreon/centreon,centreon/centreon,centreon/centreon,centreon/centreon,centreon/centreon,centreon/centreon