/*
 Copyright (c) 2010, Yahoo! Inc. All rights reserved.
 Code licensed under the BSD License:
 http://developer.yahoo.com/yui/license.html
 version: 3.3.0
 build: 3167
 */
YUI.add('dom-style-ie',function(Y){(function(Y){var HAS_LAYOUT='hasLayout',PX='px',FILTER='filter',FILTERS='filters',OPACITY='opacity',AUTO='auto',BORDER_WIDTH='borderWidth',BORDER_TOP_WIDTH='borderTopWidth',BORDER_RIGHT_WIDTH='borderRightWidth',BORDER_BOTTOM_WIDTH='borderBottomWidth',BORDER_LEFT_WIDTH='borderLeftWidth',WIDTH='width',HEIGHT='height',TRANSPARENT='transparent',VISIBLE='visible',GET_COMPUTED_STYLE='getComputedStyle',UNDEFINED=undefined,documentElement=Y.config.doc.documentElement,testFeature=Y.Features.test,addFeature=Y.Features.add,re_unit=/^(\d[.\d]*)+(em|ex|px|gd|rem|vw|vh|vm|ch|mm|cm|in|pt|pc|deg|rad|ms|s|hz|khz|%){1}?/i,isIE8=(Y.UA.ie>=8),_getStyleObj=function(node){return node.currentStyle||node.style;},ComputedStyle={CUSTOM_STYLES:{},get:function(el,property){var value='',current;if(el){current=_getStyleObj(el)[property];if(property===OPACITY&&Y.DOM.CUSTOM_STYLES[OPACITY]){value=Y.DOM.CUSTOM_STYLES[OPACITY].get(el);}else if(!current||(current.indexOf&&current.indexOf(PX)>-1)){value=current;}else if(Y.DOM.IE.COMPUTED[property]){value=Y.DOM.IE.COMPUTED[property](el,property);}else if(re_unit.test(current)){value=ComputedStyle.getPixel(el,property)+PX;}else{value=current;}}
return value;},sizeOffsets:{width:['Left','Right'],height:['Top','Bottom'],top:['Top'],bottom:['Bottom']},getOffset:function(el,prop){var current=_getStyleObj(el)[prop],capped=prop.charAt(0).toUpperCase()+prop.substr(1),offset='offset'+capped,pixel='pixel'+capped,sizeOffsets=ComputedStyle.sizeOffsets[prop],mode=el.ownerDocument.compatMode,value='';if(current===AUTO||current.indexOf('%')>-1){value=el['offset'+capped];if(mode!=='BackCompat'){if(sizeOffsets[0]){value-=ComputedStyle.getPixel(el,'padding'+sizeOffsets[0]);value-=ComputedStyle.getBorderWidth(el,'border'+sizeOffsets[0]+'Width',1);}
if(sizeOffsets[1]){value-=ComputedStyle.getPixel(el,'padding'+sizeOffsets[1]);value-=ComputedStyle.getBorderWidth(el,'border'+sizeOffsets[1]+'Width',1);}}}else{if(!el.style[pixel]&&!el.style[prop]){el.style[prop]=current;}
value=el.style[pixel];}
return value+PX;},borderMap:{thin:(isIE8)?'1px':'2px',medium:(isIE8)?'3px':'4px',thick:(isIE8)?'5px':'6px'},getBorderWidth:function(el,property,omitUnit){var unit=omitUnit?'':PX,current=el.currentStyle[property];if(current.indexOf(PX)<0){if(ComputedStyle.borderMap[current]&&el.currentStyle.borderStyle!=='none'){current=ComputedStyle.borderMap[current];}else{current=0;}}
return(omitUnit)?parseFloat(current):current;},getPixel:function(node,att){var val=null,style=_getStyleObj(node),styleRight=style.right,current=style[att];node.style.right=current;val=node.style.pixelRight;node.style.right=styleRight;return val;},getMargin:function(node,att){var val,style=_getStyleObj(node);if(style[att]==AUTO){val=0;}else{val=ComputedStyle.getPixel(node,att);}
return val+PX;},getVisibility:function(node,att){var current;while((current=node.currentStyle)&&current[att]=='inherit'){node=node.parentNode;}
return(current)?current[att]:VISIBLE;},getColor:function(node,att){var current=_getStyleObj(node)[att];if(!current||current===TRANSPARENT){Y.DOM.elementByAxis(node,'parentNode',null,function(parent){current=_getStyleObj(parent)[att];if(current&&current!==TRANSPARENT){node=parent;return true;}});}
return Y.Color.toRGB(current);},getBorderColor:function(node,att){var current=_getStyleObj(node),val=current[att]||current.color;return Y.Color.toRGB(Y.Color.toHex(val));}},IEComputed={};addFeature('style','computedStyle',{test:function(){return'getComputedStyle'in Y.config.win;}});addFeature('style','opacity',{test:function(){return'opacity'in documentElement.style;}});addFeature('style','filter',{test:function(){return'filters'in documentElement;}});if(!testFeature('style','opacity')&&testFeature('style','filter')){Y.DOM.CUSTOM_STYLES[OPACITY]={get:function(node){var val=100;try{val=node[FILTERS]['DXImageTransform.Microsoft.Alpha'][OPACITY];}catch(e){try{val=node[FILTERS]('alpha')[OPACITY];}catch(err){}}
return val / 100;},set:function(node,val,style){var current,styleObj=_getStyleObj(node),currentFilter=styleObj[FILTER];style=style||node.style;if(val===''){current=(OPACITY in styleObj)?styleObj[OPACITY]:1;val=current;}
if(typeof currentFilter=='string'){style[FILTER]=currentFilter.replace(/alpha([^)]*\))/gi,'')+
((val<1)?'alpha('+OPACITY+'='+val*100+')':'');if(!style[FILTER]){style.removeAttribute(FILTER);}
if(!styleObj[HAS_LAYOUT]){style.zoom=1;}}}};}
try{Y.config.doc.createElement('div').style.height='-1px';}catch(e){Y.DOM.CUSTOM_STYLES.height={set:function(node,val,style){var floatVal=parseFloat(val);if(floatVal>=0||val==='auto'||val===''){style.height=val;}else{}}};Y.DOM.CUSTOM_STYLES.width={set:function(node,val,style){var floatVal=parseFloat(val);if(floatVal>=0||val==='auto'||val===''){style.width=val;}else{}}};}
if(!testFeature('style','computedStyle')){IEComputed[WIDTH]=IEComputed[HEIGHT]=ComputedStyle.getOffset;IEComputed.color=IEComputed.backgroundColor=ComputedStyle.getColor;IEComputed[BORDER_WIDTH]=IEComputed[BORDER_TOP_WIDTH]=IEComputed[BORDER_RIGHT_WIDTH]=IEComputed[BORDER_BOTTOM_WIDTH]=IEComputed[BORDER_LEFT_WIDTH]=ComputedStyle.getBorderWidth;IEComputed.marginTop=IEComputed.marginRight=IEComputed.marginBottom=IEComputed.marginLeft=ComputedStyle.getMargin;IEComputed.visibility=ComputedStyle.getVisibility;IEComputed.borderColor=IEComputed.borderTopColor=IEComputed.borderRightColor=IEComputed.borderBottomColor=IEComputed.borderLeftColor=ComputedStyle.getBorderColor;Y.DOM[GET_COMPUTED_STYLE]=ComputedStyle.get;Y.namespace('DOM.IE');Y.DOM.IE.COMPUTED=IEComputed;Y.DOM.IE.ComputedStyle=ComputedStyle;}})(Y);},'3.3.0',{requires:['dom-style']});