Codigo que se regenera solo en home.html

[angrytoast]

Hola,
Tengo un problema con 2 de mis paginas.
aparece un codigo en la home que se regenera solo. lo borro y vuelve a aparecer.

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y se repite.

por favor necesito ayuda!!!
sera un virus??? como lo saco???

aparece en www.vansalem.com.ar y en www.angrytoast.com.ar

Cecilia