function show_menu(Code){
	document.getElementById("m"+Code).style.visibility="visible";
}
function hide_menu(Code){
	document.getElementById("m"+Code).style.visibility="hidden";
}

function schnecke_over(ml) { 
	if(ml == 1) {document.all.hg_schnecke.style.backgroundImage="url('bilder/schnecke_1.jpg')";}	
	if(ml == 2) {document.all.hg_schnecke.style.backgroundImage="url('bilder/schnecke_2.jpg')";}
	if(ml == 3) {document.all.hg_schnecke.style.backgroundImage="url('bilder/schnecke_3.jpg')";}
	if(ml == 4) {document.all.hg_schnecke.style.backgroundImage="url('bilder/schnecke_4.jpg')";}
	if(ml == 5) {document.all.hg_schnecke.style.backgroundImage="url('bilder/schnecke_5.jpg')";}
	if(ml == 6) {document.all.hg_schnecke.style.backgroundImage="url('bilder/schnecke_6.jpg')";}
	if(ml == 7) {document.all.hg_schnecke.style.backgroundImage="url('bilder/schnecke_7.jpg')";}	
} 
function schnecke_out() { 
document.all.hg_schnecke.style.backgroundImage="url('bilder/schnecke.jpg')";
}

function sicherheitstest_pruefung(sn)
{
	// Frage 1
	if(sn == 1)
	{
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// a)
		if( (document.s1.s1_fr1[0].checked == true) || (document.s1.s1_fr1[1].checked == true) || (document.s1.s1_fr1[2].checked == true) )
		{
			if( document.s1.s1_fr1[0].checked == true )
			{
				document.s1.s1_fr1[1].disabled = true;
				document.s1.s1_fr1[2].disabled = true;
				document.s1.s1_fr1[0].className = 'test_richtig';
			}
			else if( document.s1.s1_fr1[1].checked == true )
			{
				document.s1.s1_fr1[0].disabled = true;
				document.s1.s1_fr1[2].disabled = true;
				document.s1.s1_fr1[1].className = 'test_falsch';
			}
			else if( document.s1.s1_fr1[2].checked == true )
			{
				document.s1.s1_fr1[0].disabled = true;
				document.s1.s1_fr1[1].disabled = true;
				document.s1.s1_fr1[2].className = 'test_falsch';
			}
			document.s1.s1_fr1[0].className = 'test_richtig';
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// b)
		if( (document.s1.s1_fr2[0].checked == true) || (document.s1.s1_fr2[1].checked == true) || (document.s1.s1_fr2[2].checked == true) )
		{
			if( document.s1.s1_fr2[0].checked == true )
			{
				document.s1.s1_fr2[1].disabled = true;
				document.s1.s1_fr2[2].disabled = true;
				document.s1.s1_fr2[0].className = 'test_falsch';
			}
			else if( document.s1.s1_fr2[1].checked == true )
			{
				document.s1.s1_fr2[0].disabled = true;
				document.s1.s1_fr2[2].disabled = true;
				document.s1.s1_fr2[1].className = 'test_richtig';
			}
			else if( document.s1.s1_fr2[2].checked == true )
			{
				document.s1.s1_fr2[0].disabled = true;
				document.s1.s1_fr2[1].disabled = true;
				document.s1.s1_fr2[2].className = 'test_falsch';
			}
			document.s1.s1_fr2[1].className = 'test_richtig';	
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// c)
		if( (document.s1.s1_fr3[0].checked == true) || (document.s1.s1_fr3[1].checked == true) || (document.s1.s1_fr3[2].checked == true) )
		{
			if( document.s1.s1_fr3[0].checked == true )
			{
				document.s1.s1_fr3[1].disabled = true;
				document.s1.s1_fr3[2].disabled = true;
				document.s1.s1_fr3[0].className = 'test_falsch';
			}
			else if( document.s1.s1_fr3[1].checked == true )
			{
				document.s1.s1_fr3[0].disabled = true;
				document.s1.s1_fr3[2].disabled = true;
				document.s1.s1_fr3[1].className = 'test_falsch';
			}
			else if( document.s1.s1_fr3[2].checked == true )
			{
				document.s1.s1_fr3[0].disabled = true;
				document.s1.s1_fr3[1].disabled = true;
				document.s1.s1_fr3[2].className = 'test_richtig';
			}
			document.s1.s1_fr3[2].className = 'test_richtig';	
		}

		// Hier werte ich Kundenantwort und zeige Wertbild!
		if( ((document.s1.s1_fr1[0].checked == true) || (document.s1.s1_fr1[1].checked == true) || (document.s1.s1_fr1[2].checked == true)) &&
			((document.s1.s1_fr2[0].checked == true) || (document.s1.s1_fr2[1].checked == true) || (document.s1.s1_fr2[2].checked == true)) &&	
			((document.s1.s1_fr3[0].checked == true) || (document.s1.s1_fr3[1].checked == true) || (document.s1.s1_fr3[2].checked == true)) )
		{
			if ( (document.s1.s1_fr1[0].checked == true) && (document.s1.s1_fr2[1].checked == true) && (document.s1.s1_fr3[2].checked == true) )
			{
				document.all.rfbild.style.backgroundImage="url('bilder/ok.gif')";
			}
			else
			{
				document.all.rfbild.style.backgroundImage="url('bilder/fehler.gif')";
			}
		}
	}
	// Frage 2
	if(sn == 2)
	{
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// a)
		if( (document.s2.s2_fr1[0].checked == true) || (document.s2.s2_fr1[1].checked == true) || (document.s2.s2_fr1[2].checked == true) )
		{
			if( document.s2.s2_fr1[0].checked == true )
			{
				document.s2.s2_fr1[1].disabled = true;
				document.s2.s2_fr1[2].disabled = true;
				document.s2.s2_fr1[0].className = 'test_richtig';
			}
			else if( document.s2.s2_fr1[1].checked == true )
			{
				document.s2.s2_fr1[0].disabled = true;
				document.s2.s2_fr1[2].disabled = true;
				document.s2.s2_fr1[1].className = 'test_falsch';
			}
			else if( document.s2.s2_fr1[2].checked == true )
			{
				document.s2.s2_fr1[0].disabled = true;
				document.s2.s2_fr1[1].disabled = true;
				document.s2.s2_fr1[2].className = 'test_falsch';
			}
			document.s2.s2_fr1[0].className = 'test_richtig';
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// b)
		if( (document.s2.s2_fr2[0].checked == true) || (document.s2.s2_fr2[1].checked == true) || (document.s2.s2_fr2[2].checked == true) )
		{
			if( document.s2.s2_fr2[0].checked == true )
			{
				document.s2.s2_fr2[1].disabled = true;
				document.s2.s2_fr2[2].disabled = true;
				document.s2.s2_fr2[0].className = 'test_falsch';
			}
			else if( document.s2.s2_fr2[1].checked == true )
			{
				document.s2.s2_fr2[0].disabled = true;
				document.s2.s2_fr2[2].disabled = true;
				document.s2.s2_fr2[1].className = 'test_richtig';
			}
			else if( document.s2.s2_fr2[2].checked == true )
			{
				document.s2.s2_fr2[0].disabled = true;
				document.s2.s2_fr2[1].disabled = true;
				document.s2.s2_fr2[2].className = 'test_falsch';
			}
			document.s2.s2_fr2[1].className = 'test_richtig';	
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// c)
		if( (document.s2.s2_fr3[0].checked == true) || (document.s2.s2_fr3[1].checked == true) || (document.s2.s2_fr3[2].checked == true) )
		{
			if( document.s2.s2_fr3[0].checked == true )
			{
				document.s2.s2_fr3[1].disabled = true;
				document.s2.s2_fr3[2].disabled = true;
				document.s2.s2_fr3[0].className = 'test_falsch';
			}
			else if( document.s2.s2_fr3[1].checked == true )
			{
				document.s2.s2_fr3[0].disabled = true;
				document.s2.s2_fr3[2].disabled = true;
				document.s2.s2_fr3[1].className = 'test_falsch';
			}
			else if( document.s2.s2_fr3[2].checked == true )
			{
				document.s2.s2_fr3[0].disabled = true;
				document.s2.s2_fr3[1].disabled = true;
				document.s2.s2_fr3[2].className = 'test_richtig';
			}
			document.s2.s2_fr3[2].className = 'test_richtig';	
		}
		
		// Hier werte ich Kundenantwort und zeige Wertbild!
		if( ((document.s2.s2_fr1[0].checked == true) || (document.s2.s2_fr1[1].checked == true) || (document.s2.s2_fr1[2].checked == true)) &&
			((document.s2.s2_fr2[0].checked == true) || (document.s2.s2_fr2[1].checked == true) || (document.s2.s2_fr2[2].checked == true)) &&	
			((document.s2.s2_fr3[0].checked == true) || (document.s2.s2_fr3[1].checked == true) || (document.s2.s2_fr3[2].checked == true)) )
		{
			if ( (document.s2.s2_fr1[0].checked == true) && (document.s2.s2_fr2[1].checked == true) && (document.s2.s2_fr3[2].checked == true) )
			{
				document.all.rfbild.style.backgroundImage="url('bilder/ok.gif')";
			}
			else
			{
				document.all.rfbild.style.backgroundImage="url('bilder/fehler.gif')";
			}
		}
	}
	// Frage 3
	if(sn == 3)
	{
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// a)
		if( (document.s3.s3_fr1[0].checked == true) || (document.s3.s3_fr1[1].checked == true) || (document.s3.s3_fr1[2].checked == true) )
		{
			if( document.s3.s3_fr1[0].checked == true )
			{
				document.s3.s3_fr1[1].disabled = true;
				document.s3.s3_fr1[2].disabled = true;
				document.s3.s3_fr1[0].className = 'test_falsch';
			}
			else if( document.s3.s3_fr1[1].checked == true )
			{
				document.s3.s3_fr1[0].disabled = true;
				document.s3.s3_fr1[2].disabled = true;
				document.s3.s3_fr1[1].className = 'test_richtig';
			}
			else if( document.s3.s3_fr1[2].checked == true )
			{
				document.s3.s3_fr1[0].disabled = true;
				document.s3.s3_fr1[1].disabled = true;
				document.s3.s3_fr1[2].className = 'test_falsch';
			}
			document.s3.s3_fr1[1].className = 'test_richtig';
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// b)
		if( (document.s3.s3_fr2[0].checked == true) || (document.s3.s3_fr2[1].checked == true) || (document.s3.s3_fr2[2].checked == true) )
		{
			if( document.s3.s3_fr2[0].checked == true )
			{
				document.s3.s3_fr2[1].disabled = true;
				document.s3.s3_fr2[2].disabled = true;
				document.s3.s3_fr2[0].className = 'test_richtig';
			}
			else if( document.s3.s3_fr2[1].checked == true )
			{
				document.s3.s3_fr2[0].disabled = true;
				document.s3.s3_fr2[2].disabled = true;
				document.s3.s3_fr2[1].className = 'test_falsch';
			}
			else if( document.s3.s3_fr2[2].checked == true )
			{
				document.s3.s3_fr2[0].disabled = true;
				document.s3.s3_fr2[1].disabled = true;
				document.s3.s3_fr2[2].className = 'test_falsch';
			}
			document.s3.s3_fr2[0].className = 'test_richtig';	
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// c)
		if( (document.s3.s3_fr3[0].checked == true) || (document.s3.s3_fr3[1].checked == true) || (document.s3.s3_fr3[2].checked == true) )
		{
			if( document.s3.s3_fr3[0].checked == true )
			{
				document.s3.s3_fr3[1].disabled = true;
				document.s3.s3_fr3[2].disabled = true;
				document.s3.s3_fr3[0].className = 'test_falsch';
			}
			else if( document.s3.s3_fr3[1].checked == true )
			{
				document.s3.s3_fr3[0].disabled = true;
				document.s3.s3_fr3[2].disabled = true;
				document.s3.s3_fr3[1].className = 'test_falsch';
			}
			else if( document.s3.s3_fr3[2].checked == true )
			{
				document.s3.s3_fr3[0].disabled = true;
				document.s3.s3_fr3[1].disabled = true;
				document.s3.s3_fr3[2].className = 'test_richtig';
			}
			document.s3.s3_fr3[2].className = 'test_richtig';	
		}
		
		// Hier werte ich Kundenantwort und zeige Wertbild!		
		if( ((document.s3.s3_fr1[0].checked == true) || (document.s3.s3_fr1[1].checked == true) || (document.s3.s3_fr1[2].checked == true)) &&
			((document.s3.s3_fr2[0].checked == true) || (document.s3.s3_fr2[1].checked == true) || (document.s3.s3_fr2[2].checked == true)) &&	
			((document.s3.s3_fr3[0].checked == true) || (document.s3.s3_fr3[1].checked == true) || (document.s3.s3_fr3[2].checked == true)) )
		{
			if ( (document.s3.s3_fr1[1].checked == true) && (document.s3.s3_fr2[0].checked == true) && (document.s3.s3_fr3[2].checked == true) )
			{
				document.all.rfbild.style.backgroundImage="url('bilder/ok.gif')";
			}
			else
			{
				document.all.rfbild.style.backgroundImage="url('bilder/fehler.gif')";
			}
		}
	}
	// Frage 4
	if(sn == 4)
	{
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// a)
		if( (document.s4.s4_fr1[0].checked == true) || (document.s4.s4_fr1[1].checked == true) || (document.s4.s4_fr1[2].checked == true) )
		{
			if( document.s4.s4_fr1[0].checked == true )
			{
				document.s4.s4_fr1[1].disabled = true;
				document.s4.s4_fr1[2].disabled = true;
				document.s4.s4_fr1[0].className = 'test_falsch';
			}
			else if( document.s4.s4_fr1[1].checked == true )
			{
				document.s4.s4_fr1[0].disabled = true;
				document.s4.s4_fr1[2].disabled = true;
				document.s4.s4_fr1[1].className = 'test_falsch';
			}
			else if( document.s4.s4_fr1[2].checked == true )
			{
				document.s4.s4_fr1[0].disabled = true;
				document.s4.s4_fr1[1].disabled = true;
				document.s4.s4_fr1[2].className = 'test_richtig';
			}
			document.s4.s4_fr1[2].className = 'test_richtig';
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// b)
		if( (document.s4.s4_fr2[0].checked == true) || (document.s4.s4_fr2[1].checked == true) || (document.s4.s4_fr2[2].checked == true) )
		{
			if( document.s4.s4_fr2[0].checked == true )
			{
				document.s4.s4_fr2[1].disabled = true;
				document.s4.s4_fr2[2].disabled = true;
				document.s4.s4_fr2[0].className = 'test_falsch';
			}
			else if( document.s4.s4_fr2[1].checked == true )
			{
				document.s4.s4_fr2[0].disabled = true;
				document.s4.s4_fr2[2].disabled = true;
				document.s4.s4_fr2[1].className = 'test_falsch';
			}
			else if( document.s4.s4_fr2[2].checked == true )
			{
				document.s4.s4_fr2[0].disabled = true;
				document.s4.s4_fr2[1].disabled = true;
				document.s4.s4_fr2[2].className = 'test_richtig';
			}
			document.s4.s4_fr2[2].className = 'test_richtig';	
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// c)
		if( (document.s4.s4_fr3[0].checked == true) || (document.s4.s4_fr3[1].checked == true) || (document.s4.s4_fr3[2].checked == true) )
		{
			if( document.s4.s4_fr3[0].checked == true )
			{
				document.s4.s4_fr3[1].disabled = true;
				document.s4.s4_fr3[2].disabled = true;
				document.s4.s4_fr3[0].className = 'test_richtig';
			}
			else if( document.s4.s4_fr3[1].checked == true )
			{
				document.s4.s4_fr3[0].disabled = true;
				document.s4.s4_fr3[2].disabled = true;
				document.s4.s4_fr3[1].className = 'test_falsch';
			}
			else if( document.s4.s4_fr3[2].checked == true )
			{
				document.s4.s4_fr3[0].disabled = true;
				document.s4.s4_fr3[1].disabled = true;
				document.s4.s4_fr3[2].className = 'test_falsch';
			}
			document.s4.s4_fr3[0].className = 'test_richtig';	
		}
		
		// Hier werte ich Kundenantwort und zeige Wertbild!				
		if( ((document.s4.s4_fr1[0].checked == true) || (document.s4.s4_fr1[1].checked == true) || (document.s4.s4_fr1[2].checked == true)) &&
			((document.s4.s4_fr2[0].checked == true) || (document.s4.s4_fr2[1].checked == true) || (document.s4.s4_fr2[2].checked == true)) &&	
			((document.s4.s4_fr3[0].checked == true) || (document.s4.s4_fr3[1].checked == true) || (document.s4.s4_fr3[2].checked == true)) )
		{
			if ( (document.s4.s4_fr1[2].checked == true) && (document.s4.s4_fr2[2].checked == true) && (document.s4.s4_fr3[0].checked == true) )
			{
				document.all.rfbild.style.backgroundImage="url('bilder/ok.gif')";
			}
			else
			{
				document.all.rfbild.style.backgroundImage="url('bilder/fehler.gif')";
			}
		}
	}
	// Frage 5
	if(sn == 5)
	{
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// a)
		if( (document.s5.s5_fr1[0].checked == true) || (document.s5.s5_fr1[1].checked == true) || (document.s5.s5_fr1[2].checked == true) )
		{
			if( document.s5.s5_fr1[0].checked == true )
			{
				document.s5.s5_fr1[1].disabled = true;
				document.s5.s5_fr1[2].disabled = true;
				document.s5.s5_fr1[0].className = 'test_falsch';
			}
			else if( document.s5.s5_fr1[1].checked == true )
			{
				document.s5.s5_fr1[0].disabled = true;
				document.s5.s5_fr1[2].disabled = true;
				document.s5.s5_fr1[1].className = 'test_falsch';
			}
			else if( document.s5.s5_fr1[2].checked == true )
			{
				document.s5.s5_fr1[0].disabled = true;
				document.s5.s5_fr1[1].disabled = true;
				document.s5.s5_fr1[2].className = 'test_richtig';
			}
			document.s5.s5_fr1[2].className = 'test_richtig';
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// b)
		if( (document.s5.s5_fr2[0].checked == true) || (document.s5.s5_fr2[1].checked == true) || (document.s5.s5_fr2[2].checked == true) )
		{
			if( document.s5.s5_fr2[0].checked == true )
			{
				document.s5.s5_fr2[1].disabled = true;
				document.s5.s5_fr2[2].disabled = true;
				document.s5.s5_fr2[0].className = 'test_falsch';
			}
			else if( document.s5.s5_fr2[1].checked == true )
			{
				document.s5.s5_fr2[0].disabled = true;
				document.s5.s5_fr2[2].disabled = true;
				document.s5.s5_fr2[1].className = 'test_falsch';
			}
			else if( document.s5.s5_fr2[2].checked == true )
			{
				document.s5.s5_fr2[0].disabled = true;
				document.s5.s5_fr2[1].disabled = true;
				document.s5.s5_fr2[2].className = 'test_richtig';
			}
			document.s5.s5_fr2[2].className = 'test_richtig';	
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// c)
		if( (document.s5.s5_fr3[0].checked == true) || (document.s5.s5_fr3[1].checked == true) || (document.s5.s5_fr3[2].checked == true) )
		{
			if( document.s5.s5_fr3[0].checked == true )
			{
				document.s5.s5_fr3[1].disabled = true;
				document.s5.s5_fr3[2].disabled = true;
				document.s5.s5_fr3[0].className = 'test_richtig';
			}
			else if( document.s5.s5_fr3[1].checked == true )
			{
				document.s5.s5_fr3[0].disabled = true;
				document.s5.s5_fr3[2].disabled = true;
				document.s5.s5_fr3[1].className = 'test_falsch';
			}
			else if( document.s5.s5_fr3[2].checked == true )
			{
				document.s5.s5_fr3[0].disabled = true;
				document.s5.s5_fr3[1].disabled = true;
				document.s5.s5_fr3[2].className = 'test_falsch';
			}
			document.s5.s5_fr3[0].className = 'test_richtig';	
		}
		
		// Hier werte ich Kundenantwort und zeige Wertbild!		
		if( ((document.s5.s5_fr1[0].checked == true) || (document.s5.s5_fr1[1].checked == true) || (document.s5.s5_fr1[2].checked == true)) &&
			((document.s5.s5_fr2[0].checked == true) || (document.s5.s5_fr2[1].checked == true) || (document.s5.s5_fr2[2].checked == true)) &&	
			((document.s5.s5_fr3[0].checked == true) || (document.s5.s5_fr3[1].checked == true) || (document.s5.s5_fr3[2].checked == true)) )
		{
			if ( (document.s5.s5_fr1[2].checked == true) && (document.s5.s5_fr2[2].checked == true) && (document.s5.s5_fr3[0].checked == true) )
			{
				document.all.rfbild.style.backgroundImage="url('bilder/ok.gif')";
			}
			else
			{
				document.all.rfbild.style.backgroundImage="url('bilder/fehler.gif')";
			}
		}
	}
	// Frage 6
	if(sn == 6)
	{
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// a)
		if( (document.s6.s6_fr1[0].checked == true) || (document.s6.s6_fr1[1].checked == true) || (document.s6.s6_fr1[2].checked == true) )
		{
			if( document.s6.s6_fr1[0].checked == true )
			{
				document.s6.s6_fr1[1].disabled = true;
				document.s6.s6_fr1[2].disabled = true;
				document.s6.s6_fr1[0].className = 'test_falsch';
			}
			else if( document.s6.s6_fr1[1].checked == true )
			{
				document.s6.s6_fr1[0].disabled = true;
				document.s6.s6_fr1[2].disabled = true;
				document.s6.s6_fr1[1].className = 'test_falsch';
			}
			else if( document.s6.s6_fr1[2].checked == true )
			{
				document.s6.s6_fr1[0].disabled = true;
				document.s6.s6_fr1[1].disabled = true;
				document.s6.s6_fr1[2].className = 'test_richtig';
			}
			document.s6.s6_fr1[2].className = 'test_richtig';
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// b)
		if( (document.s6.s6_fr2[0].checked == true) || (document.s6.s6_fr2[1].checked == true) || (document.s6.s6_fr2[2].checked == true) )
		{
			if( document.s6.s6_fr2[0].checked == true )
			{
				document.s6.s6_fr2[1].disabled = true;
				document.s6.s6_fr2[2].disabled = true;
				document.s6.s6_fr2[0].className = 'test_falsch';
			}
			else if( document.s6.s6_fr2[1].checked == true )
			{
				document.s6.s6_fr2[0].disabled = true;
				document.s6.s6_fr2[2].disabled = true;
				document.s6.s6_fr2[1].className = 'test_falsch';
			}
			else if( document.s6.s6_fr2[2].checked == true )
			{
				document.s6.s6_fr2[0].disabled = true;
				document.s6.s6_fr2[1].disabled = true;
				document.s6.s6_fr2[2].className = 'test_richtig';
			}
			document.s6.s6_fr2[2].className = 'test_richtig';	
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// c)
		if( (document.s6.s6_fr3[0].checked == true) || (document.s6.s6_fr3[1].checked == true) || (document.s6.s6_fr3[2].checked == true) )
		{
			if( document.s6.s6_fr3[0].checked == true )
			{
				document.s6.s6_fr3[1].disabled = true;
				document.s6.s6_fr3[2].disabled = true;
				document.s6.s6_fr3[0].className = 'test_richtig';
			}
			else if( document.s6.s6_fr3[1].checked == true )
			{
				document.s6.s6_fr3[0].disabled = true;
				document.s6.s6_fr3[2].disabled = true;
				document.s6.s6_fr3[1].className = 'test_falsch';
			}
			else if( document.s6.s6_fr3[2].checked == true )
			{
				document.s6.s6_fr3[0].disabled = true;
				document.s6.s6_fr3[1].disabled = true;
				document.s6.s6_fr3[2].className = 'test_falsch';
			}
			document.s6.s6_fr3[0].className = 'test_richtig';	
		}
		
		// Hier werte ich Kundenantwort und zeige Wertbild!		
		if( ((document.s6.s6_fr1[0].checked == true) || (document.s6.s6_fr1[1].checked == true) || (document.s6.s6_fr1[2].checked == true)) &&
			((document.s6.s6_fr2[0].checked == true) || (document.s6.s6_fr2[1].checked == true) || (document.s6.s6_fr2[2].checked == true)) &&	
			((document.s6.s6_fr3[0].checked == true) || (document.s6.s6_fr3[1].checked == true) || (document.s6.s6_fr3[2].checked == true)) )
		{
			if ( (document.s6.s6_fr1[2].checked == true) && (document.s6.s6_fr2[2].checked == true) && (document.s6.s6_fr3[0].checked == true) )
			{
				document.all.rfbild.style.backgroundImage="url('bilder/ok.gif')";
			}
			else
			{
				document.all.rfbild.style.backgroundImage="url('bilder/fehler.gif')";
			}
		}
	}
	// Frage 7
	if(sn == 7)
	{
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// a)
		if( (document.s7.s7_fr1[0].checked == true) || (document.s7.s7_fr1[1].checked == true) || (document.s7.s7_fr1[2].checked == true) )
		{
			if( document.s7.s7_fr1[0].checked == true )
			{
				document.s7.s7_fr1[1].disabled = true;
				document.s7.s7_fr1[2].disabled = true;
				document.s7.s7_fr1[0].className = 'test_falsch';
			}
			else if( document.s7.s7_fr1[1].checked == true )
			{
				document.s7.s7_fr1[0].disabled = true;
				document.s7.s7_fr1[2].disabled = true;
				document.s7.s7_fr1[1].className = 'test_falsch';
			}
			else if( document.s7.s7_fr1[2].checked == true )
			{
				document.s7.s7_fr1[0].disabled = true;
				document.s7.s7_fr1[1].disabled = true;
				document.s7.s7_fr1[2].className = 'test_richtig';
			}
			document.s7.s7_fr1[2].className = 'test_richtig';
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// b)
		if( (document.s7.s7_fr2[0].checked == true) || (document.s7.s7_fr2[1].checked == true) || (document.s7.s7_fr2[2].checked == true) )
		{
			if( document.s7.s7_fr2[0].checked == true )
			{
				document.s7.s7_fr2[1].disabled = true;
				document.s7.s7_fr2[2].disabled = true;
				document.s7.s7_fr2[0].className = 'test_richtig';
			}
			else if( document.s7.s7_fr2[1].checked == true )
			{
				document.s7.s7_fr2[0].disabled = true;
				document.s7.s7_fr2[2].disabled = true;
				document.s7.s7_fr2[1].className = 'test_falsch';
			}
			else if( document.s7.s7_fr2[2].checked == true )
			{
				document.s7.s7_fr2[0].disabled = true;
				document.s7.s7_fr2[1].disabled = true;
				document.s7.s7_fr2[2].className = 'test_falsch';
			}
			document.s7.s7_fr2[0].className = 'test_richtig';	
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// c)
		if( (document.s7.s7_fr3[0].checked == true) || (document.s7.s7_fr3[1].checked == true) || (document.s7.s7_fr3[2].checked == true) )
		{
			if( document.s7.s7_fr3[0].checked == true )
			{
				document.s7.s7_fr3[1].disabled = true;
				document.s7.s7_fr3[2].disabled = true;
				document.s7.s7_fr3[0].className = 'test_richtig';
			}
			else if( document.s7.s7_fr3[1].checked == true )
			{
				document.s7.s7_fr3[0].disabled = true;
				document.s7.s7_fr3[2].disabled = true;
				document.s7.s7_fr3[1].className = 'test_falsch';
			}
			else if( document.s7.s7_fr3[2].checked == true )
			{
				document.s7.s7_fr3[0].disabled = true;
				document.s7.s7_fr3[1].disabled = true;
				document.s7.s7_fr3[2].className = 'test_falsch';
			}
			document.s7.s7_fr3[0].className = 'test_richtig';	
		}
		
		// Hier werte ich Kundenantwort und zeige Wertbild!		
		if( ((document.s7.s7_fr1[0].checked == true) || (document.s7.s7_fr1[1].checked == true) || (document.s7.s7_fr1[2].checked == true)) &&
			((document.s7.s7_fr2[0].checked == true) || (document.s7.s7_fr2[1].checked == true) || (document.s7.s7_fr2[2].checked == true)) &&	
			((document.s7.s7_fr3[0].checked == true) || (document.s7.s7_fr3[1].checked == true) || (document.s7.s7_fr3[2].checked == true)) )
		{
			if ( (document.s7.s7_fr1[2].checked == true) && (document.s7.s7_fr2[0].checked == true) && (document.s7.s7_fr3[0].checked == true) )
			{
				document.all.rfbild.style.backgroundImage="url('bilder/ok.gif')";
			}
			else
			{
				document.all.rfbild.style.backgroundImage="url('bilder/fehler.gif')";
			}
		}
	}
	// Frage 8
	if(sn == 8)
	{
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// a)
		if( (document.s8.s8_fr1[0].checked == true) || (document.s8.s8_fr1[1].checked == true) || (document.s8.s8_fr1[2].checked == true) )
		{
			if( document.s8.s8_fr1[0].checked == true )
			{
				document.s8.s8_fr1[1].disabled = true;
				document.s8.s8_fr1[2].disabled = true;
				document.s8.s8_fr1[0].className = 'test_richtig';
			}
			else if( document.s8.s8_fr1[1].checked == true )
			{
				document.s8.s8_fr1[0].disabled = true;
				document.s8.s8_fr1[2].disabled = true;
				document.s8.s8_fr1[1].className = 'test_falsch';
			}
			else if( document.s8.s8_fr1[2].checked == true )
			{
				document.s8.s8_fr1[0].disabled = true;
				document.s8.s8_fr1[1].disabled = true;
				document.s8.s8_fr1[2].className = 'test_falsch';
			}
			document.s8.s8_fr1[0].className = 'test_richtig';
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// b)
		if( (document.s8.s8_fr2[0].checked == true) || (document.s8.s8_fr2[1].checked == true) || (document.s8.s8_fr2[2].checked == true) )
		{
			if( document.s8.s8_fr2[0].checked == true )
			{
				document.s8.s8_fr2[1].disabled = true;
				document.s8.s8_fr2[2].disabled = true;
				document.s8.s8_fr2[0].className = 'test_falsch';
			}
			else if( document.s8.s8_fr2[1].checked == true )
			{
				document.s8.s8_fr2[0].disabled = true;
				document.s8.s8_fr2[2].disabled = true;
				document.s8.s8_fr2[1].className = 'test_falsch';
			}
			else if( document.s8.s8_fr2[2].checked == true )
			{
				document.s8.s8_fr2[0].disabled = true;
				document.s8.s8_fr2[1].disabled = true;
				document.s8.s8_fr2[2].className = 'test_richtig';
			}
			document.s8.s8_fr2[2].className = 'test_richtig';	
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// c)
		if( (document.s8.s8_fr3[0].checked == true) || (document.s8.s8_fr3[1].checked == true) || (document.s8.s8_fr3[2].checked == true) )
		{
			if( document.s8.s8_fr3[0].checked == true )
			{
				document.s8.s8_fr3[1].disabled = true;
				document.s8.s8_fr3[2].disabled = true;
				document.s8.s8_fr3[0].className = 'test_falsch';
			}
			else if( document.s8.s8_fr3[1].checked == true )
			{
				document.s8.s8_fr3[0].disabled = true;
				document.s8.s8_fr3[2].disabled = true;
				document.s8.s8_fr3[1].className = 'test_richtig';
			}
			else if( document.s8.s8_fr3[2].checked == true )
			{
				document.s8.s8_fr3[0].disabled = true;
				document.s8.s8_fr3[1].disabled = true;
				document.s8.s8_fr3[2].className = 'test_falsch';
			}
			document.s8.s8_fr3[1].className = 'test_richtig';	
		}
		
		// Hier werte ich Kundenantwort und zeige Wertbild!		
		if( ((document.s8.s8_fr1[0].checked == true) || (document.s8.s8_fr1[1].checked == true) || (document.s8.s8_fr1[2].checked == true)) &&
			((document.s8.s8_fr2[0].checked == true) || (document.s8.s8_fr2[1].checked == true) || (document.s8.s8_fr2[2].checked == true)) &&	
			((document.s8.s8_fr3[0].checked == true) || (document.s8.s8_fr3[1].checked == true) || (document.s8.s8_fr3[2].checked == true)) )
		{
			if ( (document.s8.s8_fr1[0].checked == true) && (document.s8.s8_fr2[2].checked == true) && (document.s8.s8_fr3[1].checked == true) )
			{
				document.all.rfbild.style.backgroundImage="url('bilder/ok.gif')";
			}
			else
			{
				document.all.rfbild.style.backgroundImage="url('bilder/fehler.gif')";
			}
		}
	}
	// Frage 9
	if(sn == 9)
	{
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// a)
		if( (document.s9.s9_fr1[0].checked == true) || (document.s9.s9_fr1[1].checked == true) || (document.s9.s9_fr1[2].checked == true) )
		{
			if( document.s9.s9_fr1[0].checked == true )
			{
				document.s9.s9_fr1[1].disabled = true;
				document.s9.s9_fr1[2].disabled = true;
				document.s9.s9_fr1[0].className = 'test_falsch';
			}
			else if( document.s9.s9_fr1[1].checked == true )
			{
				document.s9.s9_fr1[0].disabled = true;
				document.s9.s9_fr1[2].disabled = true;
				document.s9.s9_fr1[1].className = 'test_falsch';
			}
			else if( document.s9.s9_fr1[2].checked == true )
			{
				document.s9.s9_fr1[0].disabled = true;
				document.s9.s9_fr1[1].disabled = true;
				document.s9.s9_fr1[2].className = 'test_richtig';
			}
			document.s9.s9_fr1[2].className = 'test_richtig';
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// b)
		if( (document.s9.s9_fr2[0].checked == true) || (document.s9.s9_fr2[1].checked == true) || (document.s9.s9_fr2[2].checked == true) )
		{
			if( document.s9.s9_fr2[0].checked == true )
			{
				document.s9.s9_fr2[1].disabled = true;
				document.s9.s9_fr2[2].disabled = true;
				document.s9.s9_fr2[0].className = 'test_richtig';
			}
			else if( document.s9.s9_fr2[1].checked == true )
			{
				document.s9.s9_fr2[0].disabled = true;
				document.s9.s9_fr2[2].disabled = true;
				document.s9.s9_fr2[1].className = 'test_falsch';
			}
			else if( document.s9.s9_fr2[2].checked == true )
			{
				document.s9.s9_fr2[0].disabled = true;
				document.s9.s9_fr2[1].disabled = true;
				document.s9.s9_fr2[2].className = 'test_falsch';
			}
			document.s9.s9_fr2[0].className = 'test_richtig';	
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// c)
		if( (document.s9.s9_fr3[0].checked == true) || (document.s9.s9_fr3[1].checked == true) || (document.s9.s9_fr3[2].checked == true) )
		{
			if( document.s9.s9_fr3[0].checked == true )
			{
				document.s9.s9_fr3[1].disabled = true;
				document.s9.s9_fr3[2].disabled = true;
				document.s9.s9_fr3[0].className = 'test_richtig';
			}
			else if( document.s9.s9_fr3[1].checked == true )
			{
				document.s9.s9_fr3[0].disabled = true;
				document.s9.s9_fr3[2].disabled = true;
				document.s9.s9_fr3[1].className = 'test_falsch';
			}
			else if( document.s9.s9_fr3[2].checked == true )
			{
				document.s9.s9_fr3[0].disabled = true;
				document.s9.s9_fr3[1].disabled = true;
				document.s9.s9_fr3[2].className = 'test_falsch';
			}
			document.s9.s9_fr3[0].className = 'test_richtig';	
		}
		
		// Hier werte ich Kundenantwort und zeige Wertbild!		
		if( ((document.s9.s9_fr1[0].checked == true) || (document.s9.s9_fr1[1].checked == true) || (document.s9.s9_fr1[2].checked == true)) &&
			((document.s9.s9_fr2[0].checked == true) || (document.s9.s9_fr2[1].checked == true) || (document.s9.s9_fr2[2].checked == true)) &&	
			((document.s9.s9_fr3[0].checked == true) || (document.s9.s9_fr3[1].checked == true) || (document.s9.s9_fr3[2].checked == true)) )
		{
			if ( (document.s9.s9_fr1[2].checked == true) && (document.s9.s9_fr2[0].checked == true) && (document.s9.s9_fr3[0].checked == true) )
			{
				document.all.rfbild.style.backgroundImage="url('bilder/ok.gif')";
			}
			else
			{
				document.all.rfbild.style.backgroundImage="url('bilder/fehler.gif')";
			}
		}
	}
	// Frage 10
	if(sn == 10)
	{
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// a)
		if( (document.s10.s10_fr1[0].checked == true) || (document.s10.s10_fr1[1].checked == true) || (document.s10.s10_fr1[2].checked == true) )
		{
			if( document.s10.s10_fr1[0].checked == true )
			{
				document.s10.s10_fr1[1].disabled = true;
				document.s10.s10_fr1[2].disabled = true;
				document.s10.s10_fr1[0].className = 'test_richtig';
			}
			else if( document.s10.s10_fr1[1].checked == true )
			{
				document.s10.s10_fr1[0].disabled = true;
				document.s10.s10_fr1[2].disabled = true;
				document.s10.s10_fr1[1].className = 'test_falsch';
			}
			else if( document.s10.s10_fr1[2].checked == true )
			{
				document.s10.s10_fr1[0].disabled = true;
				document.s10.s10_fr1[1].disabled = true;
				document.s10.s10_fr1[2].className = 'test_falsch';
			}
			document.s10.s10_fr1[0].className = 'test_richtig';
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// b)
		if( (document.s10.s10_fr2[0].checked == true) || (document.s10.s10_fr2[1].checked == true) || (document.s10.s10_fr2[2].checked == true) )
		{
			if( document.s10.s10_fr2[0].checked == true )
			{
				document.s10.s10_fr2[1].disabled = true;
				document.s10.s10_fr2[2].disabled = true;
				document.s10.s10_fr2[0].className = 'test_richtig';
			}
			else if( document.s10.s10_fr2[1].checked == true )
			{
				document.s10.s10_fr2[0].disabled = true;
				document.s10.s10_fr2[2].disabled = true;
				document.s10.s10_fr2[1].className = 'test_falsch';
			}
			else if( document.s10.s10_fr2[2].checked == true )
			{
				document.s10.s10_fr2[0].disabled = true;
				document.s10.s10_fr2[1].disabled = true;
				document.s10.s10_fr2[2].className = 'test_falsch';
			}
			document.s10.s10_fr2[0].className = 'test_richtig';	
		}
		// Ich markiere Kundenantwort und gleichzeitig zeige ich richtige Antwort!
		// c)
		if( (document.s10.s10_fr3[0].checked == true) || (document.s10.s10_fr3[1].checked == true) || (document.s10.s10_fr3[2].checked == true) )
		{
			if( document.s10.s10_fr3[0].checked == true )
			{
				document.s10.s10_fr3[1].disabled = true;
				document.s10.s10_fr3[2].disabled = true;
				document.s10.s10_fr3[0].className = 'test_richtig';
			}
			else if( document.s10.s10_fr3[1].checked == true )
			{
				document.s10.s10_fr3[0].disabled = true;
				document.s10.s10_fr3[2].disabled = true;
				document.s10.s10_fr3[1].className = 'test_falsch';
			}
			else if( document.s10.s10_fr3[2].checked == true )
			{
				document.s10.s10_fr3[0].disabled = true;
				document.s10.s10_fr3[1].disabled = true;
				document.s10.s10_fr3[2].className = 'test_falsch';
			}
			document.s10.s10_fr3[0].className = 'test_richtig';	
		}
		
		// Hier werte ich Kundenantwort und zeige Wertbild!		
		if( ((document.s10.s10_fr1[0].checked == true) || (document.s10.s10_fr1[1].checked == true) || (document.s10.s10_fr1[2].checked == true)) &&
			((document.s10.s10_fr2[0].checked == true) || (document.s10.s10_fr2[1].checked == true) || (document.s10.s10_fr2[2].checked == true)) &&	
			((document.s10.s10_fr3[0].checked == true) || (document.s10.s10_fr3[1].checked == true) || (document.s10.s10_fr3[2].checked == true)) )
		{
			if ( (document.s10.s10_fr1[0].checked == true) && (document.s10.s10_fr2[0].checked == true) && (document.s10.s10_fr3[0].checked == true) )
			{
				document.all.rfbild.style.backgroundImage="url('bilder/ok.gif')";
			}
			else
			{
				document.all.rfbild.style.backgroundImage="url('bilder/fehler.gif')";
			}
		}
	}
	
}

/*
function schnecke_click(ml) { 
	if(ml == 1) {document.all.aus_schnecke_1.innerText = "Konzepte";}	
} 
*/