function open_image_popup(pagina,breed,hoog)
	{
	  	
		window.open(pagina,'informatie','height='+hoog+',width='+breed+',directories=0,fullscreen=0,location=0,menubar=0,resizable=0,scrollbars=0,status=0,toolbar=0')
	}
	
	function open_popup(pagina,breed,hoog)
	{
		
	 	window.open(pagina,'extern','height='+hoog+',width='+breed+',directories=0,fullscreen=0,location=0,menubar=0,resizable=1,scrollbars=1,status=0,toolbar=0')
	}