if (document.layers){
    window.captureEvents(Event.MOUSEDOWN | Event.MOUSEUP)
    window.onmousedown=rightclick;
    window.onmouseup=rightclick;
    function rightclick(e) {
    if (e.which == 3) {
    // Put right mouse code here
    alert('Copyright Fahrschule Onkel Hermann - Hamburg');
    return false;
    }
    else {
        return true;
        }
    }
}
if (document.all){
    function click() {
    if (event.button==2) {
    alert('Copyright Fahrschule Onkel Hermann - Hamburg')
    }
    if (event.button==3) {
    alert('Copyright Fahrschule Onkel Hermann - Hamburg')}
    }
    document.onmousedown=click
}
var F3 = "";
function launchON()
{
	if(F3 != "[object]")
	{
		F3 = window.open("index_sound_on.html","FensterTB","locationbar=no,menubar=no,reziseable=no,status=yes,dependent=yes,width=1016,height=691,left=0,top=0");
		F3.focus();
	}		
	else
	{
		if(F3.closed == true)
		{ 
		F3 = window.open("index_sound_on.html","FensterTB","locationbar=no,menubar=no,reziseable=no,status=yes,dependent=yes,width=1016,height=691,left=0,top=0");
		F3.focus();
		}
		else 
		{
		F3.close();
		F3 = window.open("index_sound_on.html","FensterTB","locationbar=no,menubar=no,reziseable=no,status=yes,dependent=yes,width=1016,height=691,left=0,top=0");
		F3.focus();
		}
	}
}
function launchOFF()
{
	if(F3 != "[object]")
	{
		F3 = window.open("index_sound_off.html","FensterTB","locationbar=no,menubar=no,reziseable=no,status=yes,dependent=yes,width=1016,height=691,left=0,top=0");
		F3.focus();
	}		
	else
	{
		if(F3.closed == true)
		{ 
		F3 = window.open("index_sound_off.html","FensterTB","locationbar=no,menubar=no,reziseable=no,status=yes,dependent=yes,width=1016,height=691,left=0,top=0");
		F3.focus();
		}
		else 
		{
		F3.close();
		F3 = window.open("index_sound_off.html","FensterTB","locationbar=no,menubar=no,reziseable=no,status=yes,dependent=yes,width=1016,height=691,left=0,top=0");
		F3.focus();
		}
	}
}