/**
* DD_belatedPNG: Adds IE6 support: PNG images for CSS background-image and HTML
.
* Author: Drew Diller
* Email: drew.diller@gmail.com
* URL: http://www.dillerdesign.com/experiment/DD_belatedPNG/
* Version: 0.0.8a
* Licensed under the MIT License: http://dillerdesign.com/experiment/DD_belatedPNG/#license
*
* Example usage:
* DD_belatedPNG.fix('.png_bg'); // argument is a CSS selector
* DD_belatedPNG.fixPng( someNode ); // argument is an HTMLDomElement
**/
/*
PLEASE READ:
Absolutely everything in this script is SILLY. I know this. IE's rendering of certain pixels doesn't make sense, so neither does this code!
*/
var DD_belatedPNG={ns:"DD_belatedPNG",imgSize:{},delay:10,nodesFixed:0,createVmlNameSpace:function(){if(document.namespaces&&!document.namespaces[this.ns])document.namespaces.add(this.ns,"urn:schemas-microsoft-com:vml")},createVmlStyleSheet:function(){var screenStyleSheet,printStyleSheet;screenStyleSheet=document.createElement("style");screenStyleSheet.setAttribute("media","screen");document.documentElement.firstChild.insertBefore(screenStyleSheet,document.documentElement.firstChild.firstChild);if(screenStyleSheet.styleSheet){screenStyleSheet=
screenStyleSheet.styleSheet;screenStyleSheet.addRule(this.ns+"\\:*","{behavior:url(#default#VML)}");screenStyleSheet.addRule(this.ns+"\\:shape","position:absolute;");screenStyleSheet.addRule("img."+this.ns+"_sizeFinder","behavior:none; border:none; position:absolute; z-index:-1; top:-10000px; visibility:hidden;");this.screenStyleSheet=screenStyleSheet;printStyleSheet=document.createElement("style");printStyleSheet.setAttribute("media","print");document.documentElement.firstChild.insertBefore(printStyleSheet,
document.documentElement.firstChild.firstChild);printStyleSheet=printStyleSheet.styleSheet;printStyleSheet.addRule(this.ns+"\\:*","{display: none !important;}");printStyleSheet.addRule("img."+this.ns+"_sizeFinder","{display: none !important;}")}},readPropertyChange:function(){var el,display,v;el=event.srcElement;if(!el.vmlInitiated)return;if(event.propertyName.search("background")!=-1||event.propertyName.search("border")!=-1)DD_belatedPNG.applyVML(el);if(event.propertyName=="style.display"){display=
el.currentStyle.display=="none"?"none":"block";for(v in el.vml)if(el.vml.hasOwnProperty(v))el.vml[v].shape.style.display=display}if(event.propertyName.search("filter")!=-1)DD_belatedPNG.vmlOpacity(el)},vmlOpacity:function(el){if(el.currentStyle.filter.search("lpha")!=-1){var trans=el.currentStyle.filter;trans=parseInt(trans.substring(trans.lastIndexOf("=")+1,trans.lastIndexOf(")")),10)/100;el.vml.color.shape.style.filter=el.currentStyle.filter;el.vml.image.fill.opacity=trans}},handlePseudoHover:function(el){setTimeout(function(){DD_belatedPNG.applyVML(el)},
1)},fix:function(selector){if(this.screenStyleSheet){var selectors,i;selectors=selector.split(",");for(i=0;isize.H)c.B=size.H;el.vml.image.shape.style.clip="rect("+c.T+"px "+(c.R+fudge)+"px "+c.B+"px "+(c.L+fudge)+"px)"}else el.vml.image.shape.style.clip="rect("+dC.T+"px "+dC.R+"px "+dC.B+"px "+dC.L+"px)"},figurePercentage:function(bg,size,axis,position){var horizontal,fraction;fraction=
true;horizontal=axis=="X";switch(position){case "left":case "top":bg[axis]=0;break;case "center":bg[axis]=0.5;break;case "right":case "bottom":bg[axis]=1;break;default:if(position.search("%")!=-1)bg[axis]=parseInt(position,10)/100;else fraction=false}bg[axis]=Math.ceil(fraction?size[horizontal?"W":"H"]*bg[axis]-size[horizontal?"w":"h"]*bg[axis]:parseInt(position,10));if(bg[axis]%2===0)bg[axis]++;return bg[axis]},fixPng:function(el){el.style.behavior="none";var lib,els,nodeStr,v,e;if(el.nodeName==
"BODY"||el.nodeName=="TD"||el.nodeName=="TR")return;el.isImg=false;if(el.nodeName=="IMG")if(el.src.toLowerCase().search(/\.png$/)!=-1){el.isImg=true;el.style.visibility="hidden"}else return;else if(el.currentStyle.backgroundImage.toLowerCase().search(".png")==-1)return;lib=DD_belatedPNG;el.vml={color:{},image:{}};els={shape:{},fill:{}};for(v in el.vml)if(el.vml.hasOwnProperty(v)){for(e in els)if(els.hasOwnProperty(e)){nodeStr=lib.ns+":"+e;el.vml[v][e]=document.createElement(nodeStr)}el.vml[v].shape.stroked=
false;el.vml[v].shape.appendChild(el.vml[v].fill);el.parentNode.insertBefore(el.vml[v].shape,el)}el.vml.image.shape.fillcolor="none";el.vml.image.fill.type="tile";el.vml.color.fill.on=false;lib.attachHandlers(el);lib.giveLayout(el);lib.giveLayout(el.offsetParent);el.vmlInitiated=true;lib.applyVML(el)}};try{document.execCommand("BackgroundImageCache",false,true)}catch(r){}DD_belatedPNG.createVmlNameSpace();DD_belatedPNG.createVmlStyleSheet();DD_belatedPNG.fix(".pngfix");