Knob demo Flattr this 
data-width="75"
data-fgColor="#fff"
data-skin="tron"
data-displayPrevious=true
            
data-width="150"
data-fgColor="#fff"
data-skin="tron"
data-thickness=".2"
data-displayPrevious=true
            
data-width="150"
data-fgColor="#fff"
data-skin="tron"
data-thickness=".1"
            
data-width="100"
data-displayInput=false
            
data-width="200"
data-cursor=true
            
data-width="200"
data-min="-100"
data-cgColor="#A9EFFD"
data-displayPrevious=true
data-angleOffset="90"

Ticks

data-cursor=true
data-skin="tron"
data-ticks="8"

Readonly

data-thickness=".4"
data-fgColor="chartreuse"
data-readOnly=true

Knobify!

data-width="200"
            
data-width="50"
data-cursor=true

Infinite / iPod click wheel

data-width="150"
data-cursor=true
data-thickness=".5"
data-fgColor="#AAAAAA"
data-bgColor="#FFFFFF"
data-displayInput="false"
+ some code
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