haru/redmine_code_review

<public:component>
<public:attach event="onpropertychange" onevent="doFix()" />

<script type="text/javascript">

// IE5.5+ PNG Alpha Fix v1.0RC4
// (c) 2004-2005 Angus Turnbull http://www.twinhelix.com

// This is licensed under the CC-GNU LGPL, version 2.1 or later.
// For details, see: http://creativecommons.org/licenses/LGPL/2.1/

// Modified/Simplified on 04/23/2007 by Sebastien Gruhier (http://www.xilinus.com) 
// To work only on background and to handle repeat bg  
                     
// This must be a path to a blank image. That's all the configuration you need.
if (typeof blankImg == 'undefined') var blankImg = 'blank.gif';

var f = 'DXImageTransform.Microsoft.AlphaImageLoader';

function filt(s, m)
{
 if (filters[f])
 {
  filters[f].enabled = s ? true : false;
  if (s) with (filters[f]) { src = s; sizingMethod = m }
 }
 else if (s) style.filter = 'progid:'+f+'(src="'+s+'",sizingMethod="'+m+'")';
}

function doFix()
{         
 // Assume IE7 is OK.
 if (!/MSIE (5\.5|6\.)/.test(navigator.userAgent) ||
  (event && !/(background|src)/.test(event.propertyName))) return;

 var bgImg = currentStyle.backgroundImage || style.backgroundImage;  
 var bgRepeat = currentStyle.backgroundRepeat || style.backgroundRepeat;        
 if (bgImg && bgImg != 'none')
 {
  if (bgImg.match(/^url[("']+(.*\.png)[)"']+$/i))
  {
   var s = RegExp.$1;
   if (currentStyle.width == 'auto' && currentStyle.height == 'auto')
    style.width = offsetWidth + 'px';
   style.backgroundImage = 'none';
   filt(s, bgRepeat == "no-repeat" ? 'crop' : 'scale');
  }
 }
}

doFix();

</script>
</public:component>