javascript - Set image as background of svg circle element -


i want add image inside every center bubble node. able add image acting hidden pattern background , wherever bubble moves exposes visible part of hidden pattern in background. aim achieve in (http://jsfiddle.net/lsmzp/2/) fiddle. here fiddle (https://jsfiddle.net/m2hlvr4r/1/). have written same code in previous fiddle add image inside circle not able achieve , trying previous 1 day. please 1 me out.


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