/*
 * Ext JS Library 2.0
 * Copyright(c) 2006-2007, Ext JS, LLC.
 * licensing@extjs.com
 * 
 * http://extjs.com/license
 */

Ext.Shadow=function(C){Ext.apply(this,C);if(typeof this.mode!="string"){this.mode=this.defaultMode}var D=this.offset,B={h:0};var A=Math.floor(this.offset/2);switch(this.mode.toLowerCase()){case"drop":B.w=0;B.l=B.t=D;B.t-=1;if(Ext.isIE){B.l-=this.offset+A;B.t-=this.offset+A;B.w-=A;B.h-=A;B.t+=1}break;case"sides":B.w=(D*2);B.l=-D;B.t=D-1;if(Ext.isIE){B.l-=(this.offset-A);B.t-=this.offset+A;B.l+=1;B.w-=(this.offset-A)*2;B.w-=A+1;B.h-=1}break;case"frame":B.w=B.h=(D*2);B.l=B.t=-D;B.t+=1;B.h-=2;if(Ext.isIE){B.l-=(this.offset-A);B.t-=(this.offset-A);B.l+=1;B.w-=(this.offset+A+1);B.h-=(this.offset+A);B.h+=1}break}this.adjusts=B};Ext.Shadow.prototype={offset:4,defaultMode:"drop",show:function(A){A=Ext.get(A);if(!this.el){this.el=Ext.Shadow.Pool.pull();if(this.el.dom.nextSibling!=A.dom){this.el.insertBefore(A)}}this.el.setStyle("z-index",this.zIndex||parseInt(A.getStyle("z-index"),10)-1);if(Ext.isIE){this.el.dom.style.filter="progid:DXImageTransform.Microsoft.alpha(opacity=50) progid:DXImageTransform.Microsoft.Blur(pixelradius="+(this.offset)+")"}this.realign(A.getLeft(true),A.getTop(true),A.getWidth(),A.getHeight());this.el.dom.style.display="block"},isVisible:function(){return this.el?true:false},realign:function(A,M,L,D){if(!this.el){return }var I=this.adjusts,G=this.el.dom,N=G.style;var E=0;N.left=(A+I.l)+"px";N.top=(M+I.t)+"px";var K=(L+I.w),C=(D+I.h),F=K+"px",J=C+"px";if(N.width!=F||N.height!=J){N.width=F;N.height=J;if(!Ext.isIE){var H=G.childNodes;var B=Math.max(0,(K-12))+"px";H[0].childNodes[1].style.width=B;H[1].childNodes[1].style.width=B;H[2].childNodes[1].style.width=B;H[1].style.height=Math.max(0,(C-12))+"px"}}},hide:function(){if(this.el){this.el.dom.style.display="none";Ext.Shadow.Pool.push(this.el);delete this.el}},setZIndex:function(A){this.zIndex=A;if(this.el){this.el.setStyle("z-index",A)}}};Ext.Shadow.Pool=function(){var B=[];var A=Ext.isIE?"<div class=\"x-ie-shadow\"></div>":"<div class=\"x-shadow\"><div class=\"xst\"><div class=\"xstl\"></div><div class=\"xstc\"></div><div class=\"xstr\"></div></div><div class=\"xsc\"><div class=\"xsml\"></div><div class=\"xsmc\"></div><div class=\"xsmr\"></div></div><div class=\"xsb\"><div class=\"xsbl\"></div><div class=\"xsbc\"></div><div class=\"xsbr\"></div></div></div>";return{pull:function(){var C=B.shift();if(!C){C=Ext.get(Ext.DomHelper.insertHtml("beforeBegin",document.body.firstChild,A));C.autoBoxAdjust=false}return C},push:function(C){B.push(C)}}}();