/**
	* this jsscript can be used for rollover-effects on images
	*
	* @author     Verkoyen Tys <tys@crsolutions.be>
	* @copyright  2005 CR Solutions
	* @version    0.1
	*/
	
	/**
	* Preloade
	*/
	var m_home_over = new Image();
	var m_matter_over = new Image();
	var m_map_over = new Image();
	var m_contact_over = new Image();
	m_home_over.src = "images/menu_home_over.gif";
	m_matter_over.src = "images/menu_matter_over.gif";
	m_map_over.src = "images/menu_map_over.gif";
	m_contact_over.src = "images/menu_contact_over.gif";
	
	/**
	* changes the source of the image
	*
	* @param	string	img	the url of the image
	* @param	string	id	the id of the image
	*
	*/	

	function hover(img, id) {
		var url = img;
		document.getElementById(id).src = url;
	}