This plugin shows google +1 (plus one) social share button in three different position and styles.
Automatically display Google +1 button Above the post, below the post, both above and below or floating left side of post.
Option to select the different button style (Standard, small, medium and Tall)
Javascript is by default loaded in footer (recommended).
Left side floating option can be configured. The top and left spacing can be configured according to your site layout. Also the floating position of button can be fixed or absolute. All can be easily configured.
Option to manually display the share box at any position.