1 | /* |
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2 | |
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3 | Correctly handle PNG transparency in Win IE 5.5 & 6. |
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4 | http://homepage.ntlworld.com/bobosola. Updated 18-Jan-2006. |
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5 | |
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6 | Use in <HEAD> with DEFER keyword wrapped in conditional comments: |
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7 | <!--[if lt IE 7]> |
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8 | <script defer type="text/javascript" src="pngfix.js"></script> |
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9 | <![endif]--> |
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10 | |
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11 | */ |
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12 | |
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13 | var arVersion = navigator.appVersion.split("MSIE") |
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14 | var version = parseFloat(arVersion[1]) |
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15 | |
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16 | if ((version >= 5.5) && (document.body.filters)) |
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17 | { |
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18 | for(var i=0; i<document.images.length; i++) |
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19 | { |
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20 | var img = document.images[i] |
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21 | var imgName = img.src.toUpperCase() |
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22 | if (imgName.substring(imgName.length-3, imgName.length) == "PNG") |
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23 | { |
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24 | var imgID = (img.id) ? "id='" + img.id + "' " : "" |
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25 | var imgClass = (img.className) ? "class='" + img.className + "' " : "" |
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26 | var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' " |
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27 | var imgStyle = "display:inline-block;" + img.style.cssText |
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28 | if (img.align == "left") imgStyle = "float:left;" + imgStyle |
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29 | if (img.align == "right") imgStyle = "float:right;" + imgStyle |
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30 | if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle |
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31 | var strNewHTML = "<span " + imgID + imgClass + imgTitle |
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32 | + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";" |
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33 | + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader" |
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34 | + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" |
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35 | img.outerHTML = strNewHTML |
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36 | i = i-1 |
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37 | } |
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38 | } |
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39 | } |
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