code: function(node, value)
  	{
  		if (mxUtils.isVml(node))
  		{
  	    	if (value >= 100)
  	    	{
  	    		node.style.filter = '';
  	    	}
  	    	else
  	    	{
  	    		// TODO: Why is the division by 5 needed in VML?
  			    node.style.filter = 'alpha(opacity=' + (value/5) + ')';
  	    	}
  		}
  		else if (mxClient.IS_IE && (typeof(document.documentMode) === 'undefined' || document.documentMode < 9))
  	    {
  	    	if (value >= 100)
  	    	{
  	    		node.style.filter = '';
  	    	}
  	    	else
  	    	{
  			    node.style.filter = 'alpha(opacity=' + value + ')';
  	    	}
  		}
  		else
  		{
  		    node.style.opacity = (value / 100);
  		}
  	}
docs: Function: setOpacity
  
  Sets the opacity of the specified DOM node to the given value in %.
  
  Parameters:
  
  node - DOM node to set the opacity for.
  value - Opacity in %. Possible values are between 0 and 100.