function EExecDD(Out_Prm1,Out_Prm2,Out_Prm3,Out_Prm4,X,Y,Z,Att1,Att2,Att3,Att4,Sg1,Sg2,Sg3)
{
//	alert ("EExecDD");
	var Xc11 = {Re:0, Im:0};
	var Yc11 = {Re:0, Im:0};
	var Xc22 = {Re:0, Im:0};
	var Yc22 = {Re:0, Im:0};
	var Xc1,Yc1,Xc2,Yc2;
	var Rr,S,C,X1,X2,Y1,Y2,Dl,Df,X3,Y3,X4,Y4,Xt,Yt,Zz,Dx;
	var A,Value;
	var Prizn;
	var Xp,Yp,B;
	if ((X.OB=="O") && (Y.OB=="P") && (((Z.OB=="C") && IsReal(Z)) || (Z.OB=="D")) && (IsSobstv(X)) && (IsSobstv(Y)) && (IsReal(Y))) 
	{
		
		if (Sg1>0) 
		{
			X1=X.X1.Re;
			Y1=X.Y1.Re;
			X2=X.X2.Re;
			Y2=X.Y2.Re;
		} else
		{
			X2=X.X1.Re;
			Y2=X.Y1.Re;
			X1=X.X2.Re;
			Y1=X.Y2.Re;
		};
		SCDP=SC(X1,Y1,X2,Y2);
		Df=Fi(0,1,SCDP.S,SCDP.C);
		X3=Y.X.Re;
		Y3=Y.Y.Re;
		if (Z.OB=="C") Rr=Z.C.Re*Sg3;
		if (Z.OB=="D") Rr=Z.R.Re*Sg3;
		Dx=Math.PI/2+Df;
		X4=X3+100*Math.cos(Dx);
		Y4=Y3+100*Math.sin(Dx);
		var Q=LinLin(X1,Y1,X2,Y2,X3,Y3,X4,Y4);
		A=Sqr(X3-Q.X)+Sqr(Y3-Q.Y);
		if (Math.sqrt(A)>2*Math.abs(Rr)) 
		{
			if (Att1.Chk==1) TOEmpty_Create(Out_Prm1,Att1);
			if (Att2.Chk==1) TOEmpty_Create(Out_Prm2,Att2);
			if (Att3.Chk==1) TOEmpty_Create(Out_Prm3,Att3);
			if (Att4.Chk==1) TOEmpty_Create(Out_Prm4,Att4);
			return true;
		};
		Value=Math.abs(Rr)/Math.sqrt(Sqr(X3-Q.X)+Sqr(Y3-Q.Y));
		Xp=Q.X+(X3-Q.X)*Value;
		Yp=Q.Y+(Y3-Q.Y)*Value;
		A=Sqr(Xp-X3)+Sqr(Yp-Y3);
		B=Math.sqrt(Sqr(Rr)-A);
		Value=B/Math.sqrt(Sqr(X2-X1)+Sqr(Y2-Y1));
		Xc1=Xp-(X2-X1)*Value;
		Yc1=Yp-(Y2-Y1)*Value;
		Xc2=Xp+(X2-X1)*Value;
		Yc2=Yp+(Y2-Y1)*Value;
		Xc11.Re=0; Xc11.Im=0;
		Yc11.Re=0; Yc11.Im=0;
		Xc22.Re=0; Xc22.Im=0;
		Yc22.Re=0; Yc22.Im=0;
		Xc11.Re=Q.X-(X2-X1)*Value;
		Yc11.Re=Q.Y-(Y2-Y1)*Value;
		Xc22.Re=Q.X+(X2-X1)*Value;
		Yc22.Re=Q.Y+(Y2-Y1)*Value;

		if ( !(PointBelongs(X,Xc11.Re,Yc11.Re)))
		{
			if (Att1.Chk==1) TOEmpty_Create(Out_Prm1,Att1);
			if (Att2.Chk==1) TOEmpty_Create(Out_Prm2,Att2);
		} else
		{
			TOPoint_Create(Out_Prm2,Xc11,Yc11,1,Att2);
			TODuga_Create(Out_Prm1,MCompl(Xc1,0),MCompl(Yc1,0),MCompl(Rr,0),Xc11.Re,Yc11.Re,X3,Y3,Att1);

			AddInc(Out_Prm1,Out_Prm2);
			AddInc(Out_Prm1,Y);
			AddInc(X,Out_Prm2);
		};
		if ( !(PointBelongs(X,Xc22.Re,Yc22.Re)))
		{
			if (Att3.Chk==1) TOEmpty_Create(Out_Prm3,Att3);
			if (Att4.Chk==1) TOEmpty_Create(Out_Prm4,Att4);
		} else
		{
			TOPoint_Create(Out_Prm4,Xc22,Yc22,1,Att4);
			TODuga_Create(Out_Prm3,MCompl(Xc2,0),MCompl(Yc2,0),MCompl(Rr,0),X3,Y3,Xc22.Re,Yc22.Re,Att3);

			AddInc(Out_Prm4,Out_Prm3);
			AddInc(Y,Out_Prm3);
			AddInc(Out_Prm4,X);
		};
	
	} else
	{
		if (Att1.Chk==1) TOEmpty_Create(Out_Prm1,Att1);
		if (Att2.Chk==1) TOEmpty_Create(Out_Prm2,Att2);
		if (Att3.Chk==1) TOEmpty_Create(Out_Prm3,Att3);
		if (Att4.Chk==1) TOEmpty_Create(Out_Prm4,Att4);
	};

	return false;
} // EExecDD