context:   qx.Proto._modifyOpacity = function(propValue, propOldValue, propData)  {    if(propValue == null || propValue > 1)    {      if (qx.sys.Client.getInstance().isGecko())      {        this.removeStyleProperty(qx.ui.core.Widget.OPACITY_PROPERTY_MOZ);      }      else if (qx.sys.Client.getInstance().isKhtml())      {        this.removeStyleProperty(qx.ui.core.Widget.OPACITY_PROPERTY_KHTML);      }      this.removeStyleProperty(qx.ui.core.Widget.OPACITY_PROPERTY_CSS3);    }    else if (qx.util.Validation.isValidNumber(propValue))    {      propValue = qx.lang.Number.limit(propValue, 0, 1);      // should we omit gecko's flickering here      // and limit the max value to 0.99?      if (qx.sys.Client.getInstance().isGecko())      {        this.setStyleProperty(qx.ui.core.Widget.OPACTIY_PROPERTY_MOZ, propValue);      }      else if (qx.sys.Client.getInstance().isKhtml())      {        this.setStyleProperty(qx.ui.core.Widget.OPACITY_PROPERTY_KHTML, propValue);      }      this.setStyleProperty(qx.ui.core.Widget.OPACITY_PROPERTY_CSS3, propValue);    }    return true;  }
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/32797ee18a2c92a797417cb1392f24fa90943b97/Widget.js/buggy/qooxdoo/frontend/framework/source/class/qx/ui/core/Widget.js