in js for arcgis,remove "esri" logo is very easy!
ex:
var map=new esri.Map("MapDiv",{logo:false});
in silverlight remove "esri" logo is easy too
ex:
logoVisible="false" ;
some tip(remove logo,),布布扣,bubuko.com
原文：http://www.cnblogs.com/htking/p/3597413.html