Bug 176450 Support link to CSS Feature(Model Part)
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/util/ModelUtil.java
{
		if ( element == null || defn == null )
			return false;
		
		Iterator iter = new ContentIterator( module, element );
		while ( iter.hasNext( ) )
		{
			DesignElement e = (DesignElement) iter.next( );
			IElementDefn targetDefn = e.getDefn( );
			if ( targetDefn.isKindOf( defn ) )
				return true;
		}
		return false;
	}
	/**
	 * Determines whether there is a child in the given element, which is kind
	 * of the given element definition.
	 * 
	 * @param module
	 * 
	 * @param element
	 *            the element to find
	 * @param elementName
	 *            the element definition type
	 * @return true if there is a child in the element whose type is the given
	 *         definition, otherwise false
	 */
	public static boolean containElement( Module module, DesignElement element,
			String elementName )
	{