function calc1() {
        //変数の宣言
        var p1;
        
        var a;
        var b;
        var c;
        var d;

        //フォームから値を取得
        p1 = parseInt(document.formA.inputA.value);
        
		if(isNaN(p1)){
		
			alert("半角数字を入力してください。");
			p1 = 0;
		}
		
		a = p1 * 0.555;
		
		a = Math.round(a * 100000000);
		b = (a / 100000000);
		
		c = b * 509 * 0.001;

		c = Math.pow(((3*c)/(4*3.14)), 1/3 );
		
		c = Math.round(c * 1000);
		c = 2 * (c / 1000);
	
		c = Math.round(c * 10);
		c = (c / 10);
		
		if (c < 1){
			d = "../images/column/metor/metor1.jpg";
		}else if (c <= 1.5){
			d = "../images/column/metor/metor2.jpg";
		}else if (c <= 2){
			d = "../images/column/metor/metor3.jpg";
		}else if (c <= 2.5){
			d = "../images/column/metor/metor4.jpg";
		}else if (c <= 3){
			d = "../images/column/metor/metor5.jpg";
		}else if (c <= 3.5){
			d = "../images/column/metor/metor6.jpg";
		}else if (c <= 4){
			d = "../images/column/metor/metor7.jpg";
		}else if (c <= 4.5){
			d = "../images/column/metor/metor8.jpg";
		}else if (c <= 5){
			d = "../images/column/metor/metor9.jpg";
		}else if (c <= 5.5){
			d = "../images/column/metor/metor10.jpg";
		}else if (c <= 6){
			d = "../images/column/metor/metor11.jpg";
		}else if (c <= 6.5){
			d = "../images/column/metor/metor12.jpg";
		}else if (c <= 7){
			d = "../images/column/metor/metor13.jpg";
		}else if (c <= 7.5){
			d = "../images/column/metor/metor14.jpg";
		}else if (c <= 8){
			d = "../images/column/metor/metor15.jpg";
		}else if (c <= 8.5){
			d = "../images/column/metor/metor16.jpg";
		}else if (c <= 9){
			d = "../images/column/metor/metor17.jpg";
		}else if (c <= 9.5){
			d = "../images/column/metor/metor18.jpg";
		}else if (c <= 10){
			d = "../images/column/metor/metor19.jpg";
		}else if (c <= 10.5){
			d = "../images/column/metor/metor20.jpg";
		}else if (c <= 11){
			d = "../images/column/metor/metor21.jpg";
		}else if (c <= 11.5){
			d = "../images/column/metor/metor22.jpg";
		}else if (c <= 12){
			d = "../images/column/metor/metor23.jpg";
		}else if (c <= 12.5){
			d = "../images/column/metor/metor24.jpg";
		}else if (c <= 13){
			d = "../images/column/metor/metor25.jpg";
		}else if (c <= 13.5){
			d = "../images/column/metor/metor26.jpg";
		}else if (c <= 14){
			d = "../images/column/metor/metor27.jpg";
		}else if (c <= 14.5){
			d = "../images/column/metor/metor28.jpg";
		}else if (c <= 15){
			d = "../images/column/metor/metor29.jpg";
		}else if (c <= 15.5){
			d = "../images/column/metor/metor30.jpg";
		}else if (c <= 16){
			d = "../images/column/metor/metor31.jpg";
		}else if (c <= 16.5){
			d = "../images/column/metor/metor32.jpg";
		}else if (c <= 17){
			d = "../images/column/metor/metor33.jpg";
		}else if (c <= 17.5){
			d = "../images/column/metor/metor34.jpg";
		}else if (c <= 18){
			d = "../images/column/metor/metor35.jpg";
		}else if (c <= 18.5){
			d = "../images/column/metor/metor36.jpg";
		}else if (c <= 19){
			d = "../images/column/metor/metor37.jpg";
		}else if (c <= 19.5){
			d = "../images/column/metor/metor38.jpg";
		}else if (c <= 20){
			d = "../images/column/metor/metor39.jpg";
		}else if (c > 20){
			d = "../images/column/metor/metor40.jpg";
		}
		
        document.formA.ans1.value = b;
        document.formA.ans2.value = c;
        
        document.metor_img.src= d;
        
      }
      
function calc2() {
        //変数の宣言
        var p2;
        var p3;
        
        var a;
        var b;
        var c;

        //フォームから値を取得
        p2 = parseInt(document.formB.inputB1.value);
        p3 = parseInt(document.formB.inputB2.value);
		
		if(isNaN(p2) || isNaN(p3)){
		
			alert("半角数字を入力してください。");
			
			p2 = 0;
			p3 = 0;
		}
		
		a = 0.001 * p2 * p3;
		
		a = a * 0.555;
		
		b = Math.round(a * 1000);
		b = (b / 1000);
		
		c = 509 * a * 0.001;

		c = Math.pow(((3*c)/(4*3.14)), 1/3 );
		
		c = 2 * c;
		
		c = Math.round(c * 10);
		c = (c / 10);


        document.formB.ans3.value = b;
        document.formB.ans4.value = c;
      }