Getting HTML code when viewing campaign section of the CRM, how do I get rid of this?

Getting HTML code when viewing campaign section of the CRM, how do I get rid of this?

I created a new campaign, after completing and viewing the first campaign it gives me this HTML error at the top

<a class='link' id='ownerName_id' href='/crm/Security.do?actionName=viewUser&userId=797767000000059001'>Dustin</a><input type='hidden' id='entity_name' name='entity_name' value="1st Mail Drop">&nbsp;<a class='link pL15' href='javascript:void(null)' onclick=newShowLookUp('ownerName','ownerId','AssignedTo:*','ownername','fromentityview','','','797767000000012723','null','','797767000000002647')><span class='smalledit'>Change</span></a>