(function(){var B=YAHOO.util,K,I,J={},F={},M=window.document;YAHOO.env._id_counter=YAHOO.env._id_counter||0;var C=YAHOO.env.ua.opera,L=YAHOO.env.ua.webkit,A=YAHOO.env.ua.gecko,G=YAHOO.env.ua.ie;var E={HYPHEN:/(-[a-z])/i,ROOT_TAG:/^body|html$/i};var N=function(P){if(!E.HYPHEN.test(P)){return P}if(J[P]){return J[P]}var Q=P;while(E.HYPHEN.exec(Q)){Q=Q.replace(RegExp.$1,RegExp.$1.substr(1).toUpperCase())}J[P]=Q;return Q};var O=function(Q){var P=F[Q];if(!P){P=new RegExp("(?:^|\\s+)"+Q+"(?:\\s+|$)");F[Q]=P}return P};if(M.defaultView&&M.defaultView.getComputedStyle){K=function(P,S){var R=null;if(S=="float"){S="cssFloat"}var Q=M.defaultView.getComputedStyle(P,"");if(Q){R=Q[N(S)]}return P.style[S]||R}}else{if(M.documentElement.currentStyle&&G){K=function(P,R){switch(N(R)){case"opacity":var T=100;try{T=P.filters["DXImageTransform.Microsoft.Alpha"].opacity}catch(S){try{T=P.filters("alpha").opacity}catch(S){}}return T/100;case"float":R="styleFloat";default:var Q=P.currentStyle?P.currentStyle[R]:null;return(P.style[R]||Q)}}}else{K=function(P,Q){return P.style[Q]}}}if(G){I=function(P,Q,R){switch(Q){case"opacity":if(YAHOO.lang.isString(P.style.filter)){P.style.filter="alpha(opacity="+R*100+")";if(!P.currentStyle||!P.currentStyle.hasLayout){P.style.zoom=1}}break;case"float":Q="styleFloat";default:P.style[Q]=R}}}else{I=function(P,Q,R){if(Q=="float"){Q="cssFloat"}P.style[Q]=R}}var D=function(P,Q){return P&&P.nodeType==1&&(!Q||Q(P))};YAHOO.util.Dom={get:function(R){if(R&&(R.nodeType||R.item)){return R}if(YAHOO.lang.isString(R)||!R){return M.getElementById(R)}if(R.length!==undefined){var S=[];for(var Q=0,P=R.length;Q<P;++Q){S[S.length]=B.Dom.get(R[Q])}return S}return R},getStyle:function(P,R){R=N(R);var Q=function(S){return K(S,R)};return B.Dom.batch(P,Q,B.Dom,true)},setStyle:function(P,R,S){R=N(R);var Q=function(T){I(T,R,S)};B.Dom.batch(P,Q,B.Dom,true)},getXY:function(P){var Q=function(R){if((R.parentNode===null||R.offsetParent===null||this.getStyle(R,"display")=="none")&&R!=R.ownerDocument.body){return false}return H(R)};return B.Dom.batch(P,Q,B.Dom,true)},getX:function(P){var Q=function(R){return B.Dom.getXY(R)[0]};return B.Dom.batch(P,Q,B.Dom,true)},getY:function(P){var Q=function(R){return B.Dom.getXY(R)[1]};return B.Dom.batch(P,Q,B.Dom,true)},setXY:function(P,S,R){var Q=function(V){var U=this.getStyle(V,"position");if(U=="static"){this.setStyle(V,"position","relative");U="relative"}var X=this.getXY(V);if(X===false){return false}var W=[parseInt(this.getStyle(V,"left"),10),parseInt(this.getStyle(V,"top"),10)];if(isNaN(W[0])){W[0]=(U=="relative")?0:V.offsetLeft}if(isNaN(W[1])){W[1]=(U=="relative")?0:V.offsetTop}if(S[0]!==null){V.style.left=S[0]-X[0]+W[0]+"px"}if(S[1]!==null){V.style.top=S[1]-X[1]+W[1]+"px"}if(!R){var T=this.getXY(V);if((S[0]!==null&&T[0]!=S[0])||(S[1]!==null&&T[1]!=S[1])){this.setXY(V,S,true)}}};B.Dom.batch(P,Q,B.Dom,true)},setX:function(Q,P){B.Dom.setXY(Q,[P,null])},setY:function(P,Q){B.Dom.setXY(P,[null,Q])},getRegion:function(P){var Q=function(R){if((R.parentNode===null||R.offsetParent===null||this.getStyle(R,"display")=="none")&&R!=M.body){return false}var S=B.Region.getRegion(R);return S};return B.Dom.batch(P,Q,B.Dom,true)},getClientWidth:function(){return B.Dom.getViewportWidth()},getClientHeight:function(){return B.Dom.getViewportHeight()},getElementsByClassName:function(T,X,U,V){X=X||"*";U=(U)?B.Dom.get(U):null||M;if(!U){return[]}var Q=[],P=U.getElementsByTagName(X),W=O(T);for(var R=0,S=P.length;R<S;++R){if(W.test(P[R].className)){Q[Q.length]=P[R];if(V){V.call(P[R],P[R])}}}return Q},hasClass:function(R,Q){var P=O(Q);var S=function(T){return P.test(T.className)};return B.Dom.batch(R,S,B.Dom,true)},addClass:function(Q,P){var R=function(S){if(this.hasClass(S,P)){return false}S.className=YAHOO.lang.trim([S.className,P].join(" "));return true};return B.Dom.batch(Q,R,B.Dom,true)},removeClass:function(R,Q){var P=O(Q);var S=function(T){if(!Q||!this.hasClass(T,Q)){return false}var U=T.className;T.className=U.replace(P," ");if(this.hasClass(T,Q)){this.removeClass(T,Q)}T.className=YAHOO.lang.trim(T.className);return true};return B.Dom.batch(R,S,B.Dom,true)},replaceClass:function(S,Q,P){if(!P||Q===P){return false}var R=O(Q);var T=function(U){if(!this.hasClass(U,Q)){this.addClass(U,P);return true}U.className=U.className.replace(R," "+P+" ");if(this.hasClass(U,Q)){this.replaceClass(U,Q,P)}U.className=YAHOO.lang.trim(U.className);return true};return B.Dom.batch(S,T,B.Dom,true)},generateId:function(P,R){R=R||"yui-gen";var Q=function(S){if(S&&S.id){return S.id}var T=R+YAHOO.env._id_counter++;if(S){S.id=T}return T};return B.Dom.batch(P,Q,B.Dom,true)||Q.apply(B.Dom,arguments)},isAncestor:function(P,Q){P=B.Dom.get(P);Q=B.Dom.get(Q);if(!P||!Q){return false}if(P.contains&&Q.nodeType&&!L){return P.contains(Q)}else{if(P.compareDocumentPosition&&Q.nodeType){return !!(P.compareDocumentPosition(Q)&16)}else{if(Q.nodeType){return !!this.getAncestorBy(Q,function(R){return R==P})}}}return false},inDocument:function(P){return this.isAncestor(M.documentElement,P)},getElementsBy:function(W,Q,R,T){Q=Q||"*";R=(R)?B.Dom.get(R):null||M;if(!R){return[]}var S=[],V=R.getElementsByTagName(Q);for(var U=0,P=V.length;U<P;++U){if(W(V[U])){S[S.length]=V[U];if(T){T(V[U])}}}return S},batch:function(T,W,V,R){T=(T&&(T.tagName||T.item))?T:B.Dom.get(T);if(!T||!W){return false}var S=(R)?V:window;if(T.tagName||T.length===undefined){return W.call(S,T,V)}var U=[];for(var Q=0,P=T.length;Q<P;++Q){U[U.length]=W.call(S,T[Q],V)}return U},getDocumentHeight:function(){var Q=(M.compatMode!="CSS1Compat")?M.body.scrollHeight:M.documentElement.scrollHeight;var P=Math.max(Q,B.Dom.getViewportHeight());return P},getDocumentWidth:function(){var Q=(M.compatMode!="CSS1Compat")?M.body.scrollWidth:M.documentElement.scrollWidth;var P=Math.max(Q,B.Dom.getViewportWidth());return P},getViewportHeight:function(){var P=self.innerHeight;var Q=M.compatMode;if((Q||G)&&!C){P=(Q=="CSS1Compat")?M.documentElement.clientHeight:M.body.clientHeight}return P},getViewportWidth:function(){var P=self.innerWidth;var Q=M.compatMode;if(Q||G){P=(Q=="CSS1Compat")?M.documentElement.clientWidth:M.body.clientWidth}return P},getAncestorBy:function(P,Q){while(P=P.parentNode){if(D(P,Q)){return P}}return null},getAncestorByClassName:function(Q,P){Q=B.Dom.get(Q);if(!Q){return null}var R=function(S){return B.Dom.hasClass(S,P)};return B.Dom.getAncestorBy(Q,R)},getAncestorByTagName:function(Q,P){Q=B.Dom.get(Q);if(!Q){return null}var R=function(S){return S.tagName&&S.tagName.toUpperCase()==P.toUpperCase()};return B.Dom.getAncestorBy(Q,R)},getPreviousSiblingBy:function(P,Q){while(P){P=P.previousSibling;if(D(P,Q)){return P}}return null},getPreviousSibling:function(P){P=B.Dom.get(P);if(!P){return null}return B.Dom.getPreviousSiblingBy(P)},getNextSiblingBy:function(P,Q){while(P){P=P.nextSibling;if(D(P,Q)){return P}}return null},getNextSibling:function(P){P=B.Dom.get(P);if(!P){return null}return B.Dom.getNextSiblingBy(P)},getFirstChildBy:function(P,R){var Q=(D(P.firstChild,R))?P.firstChild:null;return Q||B.Dom.getNextSiblingBy(P.firstChild,R)},getFirstChild:function(P,Q){P=B.Dom.get(P);if(!P){return null}return B.Dom.getFirstChildBy(P)},getLastChildBy:function(P,R){if(!P){return null}var Q=(D(P.lastChild,R))?P.lastChild:null;return Q||B.Dom.getPreviousSiblingBy(P.lastChild,R)},getLastChild:function(P){P=B.Dom.get(P);return B.Dom.getLastChildBy(P)},getChildrenBy:function(Q,S){var R=B.Dom.getFirstChildBy(Q,S);var P=R?[R]:[];B.Dom.getNextSiblingBy(R,function(T){if(!S||S(T)){P[P.length]=T}return false});return P},getChildren:function(P){P=B.Dom.get(P);if(!P){}return B.Dom.getChildrenBy(P)},getDocumentScrollLeft:function(P){P=P||M;return Math.max(P.documentElement.scrollLeft,P.body.scrollLeft)},getDocumentScrollTop:function(P){P=P||M;return Math.max(P.documentElement.scrollTop,P.body.scrollTop)},insertBefore:function(Q,P){Q=B.Dom.get(Q);P=B.Dom.get(P);if(!Q||!P||!P.parentNode){return null}return P.parentNode.insertBefore(Q,P)},insertAfter:function(Q,P){Q=B.Dom.get(Q);P=B.Dom.get(P);if(!Q||!P||!P.parentNode){return null}if(P.nextSibling){return P.parentNode.insertBefore(Q,P.nextSibling)}else{return P.parentNode.appendChild(Q)}},getClientRegion:function(){var R=B.Dom.getDocumentScrollTop(),Q=B.Dom.getDocumentScrollLeft(),S=B.Dom.getViewportWidth()+Q,P=B.Dom.getViewportHeight()+R;return new B.Region(R,S,P,Q)}};var H=function(){if(M.documentElement.getBoundingClientRect){return function(Q){var R=Q.getBoundingClientRect();var P=Q.ownerDocument;return[R.left+B.Dom.getDocumentScrollLeft(P),R.top+B.Dom.getDocumentScrollTop(P)]}}else{return function(R){var S=[R.offsetLeft,R.offsetTop];var Q=R.offsetParent;var P=(L&&B.Dom.getStyle(R,"position")=="absolute"&&R.offsetParent==R.ownerDocument.body);if(Q!=R){while(Q){S[0]+=Q.offsetLeft;S[1]+=Q.offsetTop;if(!P&&L&&B.Dom.getStyle(Q,"position")=="absolute"){P=true}Q=Q.offsetParent}}if(P){S[0]-=R.ownerDocument.body.offsetLeft;S[1]-=R.ownerDocument.body.offsetTop}Q=R.parentNode;while(Q.tagName&&!E.ROOT_TAG.test(Q.tagName)){if(B.Dom.getStyle(Q,"display").search(/^inline|table-row.*$/i)){S[0]-=Q.scrollLeft;S[1]-=Q.scrollTop}Q=Q.parentNode}return S}}}()})();YAHOO.util.Region=function(C,D,A,B){this.top=C;this[1]=C;this.right=D;this.bottom=A;this.left=B;this[0]=B};YAHOO.util.Region.prototype.contains=function(A){return(A.left>=this.left&&A.right<=this.right&&A.top>=this.top&&A.bottom<=this.bottom)};YAHOO.util.Region.prototype.getArea=function(){return((this.bottom-this.top)*(this.right-this.left))};YAHOO.util.Region.prototype.intersect=function(E){var C=Math.max(this.top,E.top);var D=Math.min(this.right,E.right);var A=Math.min(this.bottom,E.bottom);var B=Math.max(this.left,E.left);if(A>=C&&D>=B){return new YAHOO.util.Region(C,D,A,B)}else{return null}};YAHOO.util.Region.prototype.union=function(E){var C=Math.min(this.top,E.top);var D=Math.max(this.right,E.right);var A=Math.max(this.bottom,E.bottom);var B=Math.min(this.left,E.left);return new YAHOO.util.Region(C,D,A,B)};YAHOO.util.Region.prototype.toString=function(){return("Region {top: "+this.top+", right: "+this.right+", bottom: "+this.bottom+", left: "+this.left+"}")};YAHOO.util.Region.getRegion=function(D){var F=YAHOO.util.Dom.getXY(D);var C=F[1];var E=F[0]+D.offsetWidth;var A=F[1]+D.offsetHeight;var B=F[0];return new YAHOO.util.Region(C,E,A,B)};YAHOO.util.Point=function(A,B){if(YAHOO.lang.isArray(A)){B=A[1];A=A[0]}this.x=this.right=this.left=this[0]=A;this.y=this.top=this.bottom=this[1]=B};YAHOO.util.Point.prototype=new YAHOO.util.Region();YAHOO.register("dom",YAHOO.util.Dom,{version:"2.5.0",build:"895"});