fix wordpress script error

My wordpress started giving me an a few errors which i beleiveiere all related and caused from me messing around with the php files and the tiny mce files. My Wordress started giving me a few errors which I believe are all related and probably caused from me messing around with the PHP files and the Tiny Mce files. The add/insert media button above the editor does not insert the picture and when trying to insert a gallery short [gallery] code using the add insert media button nothing happens and I get the follow script error in my browser. Message: Syntax error, unrecognized expression: [gallery link="file"] Line: 3 Char: 14659 Code: 0 URI: [login to view URL],utils&ver=edec3fab0cb6297ea474806db1895fa7 Message: Object doesn't support this property or method Line: 604 Char: 2 Code: 0 URI: [login to view URL] I also am using gravity forms and get the same type of error when trying to insert a form using the plugin’s button above the editor. The browser gives the following script error. Message: Syntax error, unrecognized expression: [gravityform id="1" name="Bill Gilbert Homes Video Contest"] Line: 3 Char: 14659 Code: 0 URI: [login to view URL],utils&ver=edec3fab0cb6297ea474806db1895fa7 Message: Object doesn't support this property or method Line: 609 Char: 2 Code: 0 URI: [login to view URL] I get the same browser error when I try to insert a google map use the “Insert map” button from my Mappress plugin.