/*
 * Ext JS Library 3.0 Pre-alpha
 * Copyright(c) 2006-2008, Ext JS, LLC.
 * licensing@extjs.com
 * 
 * http://extjs.com/license
 */

Ext.Element.VISIBILITY=1;Ext.Element.DISPLAY=2;Ext.Element.addMethods(function(){var VISIBILITY="visibility",DISPLAY="display",HIDDEN="hidden",NONE="none",ELDISPLAY=Ext.Element.DISPLAY;return{originalDisplay:"",visibilityMode:1,setVisibilityMode:function(visMode){this.visibilityMode=visMode;return this;},animate:function(args,duration,onComplete,easing,animType){this.anim(args,{duration:duration,callback:onComplete,easing:easing},animType);return this;},anim:function(args,opt,animType,defaultDur,defaultEase,cb){animType=animType||'run';opt=opt||{};var me=this,anim=Ext.lib.Anim[animType](me.dom,args,(opt.duration||defaultDur)||.35,(opt.easing||defaultEase)||'easeOut',function(){if(cb)cb.call(me);if(opt.callback)opt.callback.call(opt.scope||me,me,opt);},me);opt.anim=anim;return anim;},preanim:function(a,i){return!a[i]?false:(Ext.isObject(a[i])?a[i]:{duration:a[i+1],callback:a[i+2],easing:a[i+3]});},isVisible:function(){return!this.isStyle(VISIBILITY,HIDDEN)&&!this.isStyle(DISPLAY,NONE);},setVisible:function(visible,animate){var me=this,visMode=me.visibilityMode;if(!animate||!me.anim){if(me.visibilityMode==ELDISPLAY){me.setDisplayed(visible);}else{me.fixDisplay();me.dom.style.visibility=visible?"visible":HIDDEN;}}else{if(visible){me.setOpacity(.01);me.setVisible(true);}me.anim({opacity:{to:(visible?1:0)}},me.preanim(arguments,1),null,.35,'easeIn',function(){if(!visible){me.dom.style.display=(visMode==ELDISPLAY)?NONE:HIDDEN;Ext.get(me.dom).setOpacity(1);}});}return me;},toggle:function(animate){var me=this;me.setVisible(!me.isVisible(),me.preanim(arguments,0));return me;},setDisplayed:function(value){if(typeof value=="boolean"){value=value?this.originalDisplay:NONE;}this.setStyle(DISPLAY,value);return this;},fixDisplay:function(){var me=this;if(me.isStyle(DISPLAY,NONE)){me.setStyle(VISIBILITY,HIDDEN);me.setStyle(DISPLAY,me.originalDisplay);if(me.isStyle(DISPLAY,NONE)){me.setStyle(DISPLAY,"block");}}},hide:function(animate){this.setVisible(false,this.preanim(arguments,0));return this;},show:function(animate){this.setVisible(true,this.preanim(arguments,0));return this;}}}());