function FondoObj() {
n=0;
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this[n++]="F5F5DC";
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this[n++]="FFEBCD";
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this[n++]="FFF8DC";
this[n++]="00FFFF";
this[n++]="E9967A";
this[n++]="8FBC8F";
this[n++]="00CED1";
this[n++]="00BFFF";
this[n++]="FFFAF0";
this[n++]="DCDCDC";
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this.N=n;
}

var Fondo =new FondoObj();
src= Fondo[ Math.floor(Math.random() * Fondo.N) ];
document.write("<body bgcolor=\"#" + src + "\">");