function dtr(d){ //“x‚©‚烉ƒWƒAƒ“‚Ι•ΟŠ·
	var ndtr = d*(Math.PI)/180;
	return ndtr;
}

function rtd(r){ //ƒ‰ƒWƒAƒ“‚©‚η“x‚Ι•ΟŠ·
	var nrtd = r*180/(Math.PI);
	return nrtd;
}

function calc(){ 
	var na = eval(document.num_form.res_input1.value); 
	var nad = (parseFloat(na));//Ά‘€‚ΜŒXŽΞŠp“xƒΏi“xj
	var nar = dtr(nad);//Ά‘€‚ΜŒXŽΞŠp“xƒΏiƒ‰ƒWƒAƒ“j
	var nat = (Math.tan(nar));//tanƒΏ
	var nb = eval(document.num_form.res_input2.value); 
	var nbd = (parseFloat(nb));	//‰E‘€‚ΜŒXŽΞŠp“xƒΐi“xj
	var nbr = dtr(nbd);//‰E‘€‚ΜŒXŽΞŠp“xƒΐiƒ‰ƒWƒAƒ“j
	var nbt = (Math.tan(nbr));//tanƒΐ
	var na2t = (Math.sqrt(nat/nbt));//tanƒΏf
	var na2r = (Math.atan(na2t));//ƒΏfiƒ‰ƒWƒAƒ“j
	var na2d = rtd(na2r);//ƒΏfi“xj
	var nb2t = (Math.sqrt(nbt/nat));//tanƒΐf
	var nb2r = (Math.atan(nb2t));//ƒΐfiƒ‰ƒWƒAƒ“j
	var nb2d = rtd(nb2r);//ƒΐfi“xj
	var ncs = nat/na2t;//sinƒΖ=tanƒΏ/tanƒΏf
	var ncr = (Math.asin(ncs));//ƒΖiƒ‰ƒWƒAƒ“j
	var ncd = rtd(ncr);//ƒΖi“xj
	var nx = (Math.cos(nb2r))/(Math.cos(nbr));//k‚έ—¦i‚wŽ²j
	var ny = (Math.cos(na2r))/(Math.cos(nar));//k‚έ—¦i‚xŽ²j
	var nz = (Math.cos(ncr));//k‚έ—¦i‚yŽ²j
	var nxz = rtd((Math.acos(ny)));//‘Θ‰~Šp“xi‚w-‚y•½–ʁji“xj
	var nzy = rtd((Math.acos(nx)));//‘Θ‰~Šp“xi‚y-‚x•½–ʁji“xj
	var nxy = rtd(ncr);//‘Θ‰~Šp“xi‚w-‚x•½–ʁji“xj
	
	document.num_form.output1.value=na2d+180;
    document.num_form.output2.value=ncd;
    document.num_form.output3.value=nz;
    document.num_form.output4.value=ny;
    document.num_form.output5.value=nx;
    document.num_form.output6.value=nxy;
    document.num_form.output7.value=nzy;
    document.num_form.output8.value=nxz;
}