function scrollDoor(){}scrollDoor.prototype={sd:function(A,B,D,E){var F=this;if(A.length!=B.length){alert("err:num!");return false}for(var C=0;C<A.length;C++){F.$(A[C]).value=C;F.$(A[C]).onmouseover=function(){for(var G=0;G<A.length;G++){F.$(A[G]).className=E;F.$(B[G]).style.display="none"}F.$(A[this.value]).className=D;F.$(B[this.value]).style.display="block"}}},$:function(A){if(typeof(A)=="string"){return document.getElementById(A)}return A}};