function wyczysc(){

	document.getElementById('T1').value = document.getElementById('T2').value = document.getElementById('T3').value = '';
	document.getElementById('T4').value = '';
}



function przeliczBaneryIndoor( eur ){
//teraz frontlit

	var t1 = document.getElementById('T1').value;
	var t2 = document.getElementById('T2').value;
	var t3 = document.getElementById('T3').value;

	var t12 = t1.replace( ',', '.' );
	var t22 = t2.replace( ',', '.' );
	var t32 = t3.replace( ',', '.' );
        t32 = Math.floor( t32 );
        document.getElementById('T3').value = t32;

	var p = t12 * t22 * t32;

	var w2 = new Array( 50, 45, 38, 35, 30, 25 );

	var n2 = 0;

	if( p > 2 ) { n2 ++; }
	if( p > 10 ) { n2 ++; }
	if( p > 30 ) { n2 ++; }
	if( p > 50 ) { n2 ++; }
	if( p > 100 ) { n2 ++; }

	var w = p * ( w2[n2] );

	var s  = new String( Math.round( w * 55 / ( eur ? 3 : 1 ) ) );
	var sb = new String( Math.round( w * 55 * 1.22 / ( eur ? 3 : 1 ) ) );

	if( s.length == 1 )
	{
	  s = '0,0' + s;
	  sb = '0,0' + sb;
	}
	else
	{
		if( s.length == 2 )
		{
		  s = '0,' + s;
		  sb = '0,' + sb;
		}
		else
		{
		  s = s.substr( 0, s.length - 2 ) + ',' + s.substr( s.length - 2 );
		  sb = sb.substr( 0, sb.length - 2 ) + ',' + sb.substr( sb.length - 2 );
		}
	}

	document.getElementById('T4').value = s + ( eur ? ' EUR' : ' zl' );
	document.getElementById('T5').value = sb + ( eur ? ' EUR' : ' zl' );
}