if(typeof YAHOO=="undefined"){YAHOO={}}YAHOO.namespace=function(C){if(!C||!C.length){return null}var D=C.split(".");var B=YAHOO;for(var A=(D[0]=="YAHOO")?1:0;A<D.length;++A){B[D[A]]=B[D[A]]||{};B=B[D[A]]}return B};YAHOO.log=function(C,D,A){var B=YAHOO.widget.Logger;if(B&&B.log){return B.log(C,D,A)}else{return false}};YAHOO.extend=function(A,C){var B=function(){};B.prototype=C.prototype;A.prototype=new B();A.prototype.constructor=A;A.superclass=C.prototype;if(C.prototype.constructor==Object.prototype.constructor){C.prototype.constructor=C}};YAHOO.namespace("util");YAHOO.namespace("widget");YAHOO.namespace("example");