function karte_info(el) {
	switch (el) {
	
	case "bayrischer_wald_info_on":       	document.getElementById('info_bayrischer_wald').style.display='block';
											break;
	case "bayrischer_wald_info_off":      	document.getElementById('info_bayrischer_wald').style.display='none';
											break;
											
	case "oberpfaelzer_wald_info_on":       document.getElementById('info_oberpfaelzer_wald').style.display='block';
											break;
	case "oberpfaelzer_wald_info_off":      document.getElementById('info_oberpfaelzer_wald').style.display='none';
											break;

	case "cham_info_on":       				document.getElementById('info_cham').style.display='block';
											break;
	case "cham_info_off":      				document.getElementById('info_cham').style.display='none';
											break;
									
	case "regensburg_info_on":       		document.getElementById('info_regensburg').style.display='block';
											break;
	case "regensburg_info_off":      		document.getElementById('info_regensburg').style.display='none';
											break;

	case "hallertau_info_on":       		document.getElementById('info_hallertau').style.display='block';
											break;
	case "hallertau_info_off":      		document.getElementById('info_hallertau').style.display='none';
											break;

	case "vistal_info_on":       			document.getElementById('info_vistal').style.display='block';
											break;
	case "vistal_info_off":      			document.getElementById('info_vistal').style.display='none';
											break;
											
	case "rottal_info_on":       			document.getElementById('info_rottal').style.display='block';
											break;
	case "rottal_info_off":      			document.getElementById('info_rottal').style.display='none';

	  }

}