function checkOAB()
{
	count = 0;
	if (document.myFORM1.elements[0].checked) count=count+0;
	if (document.myFORM1.elements[1].checked) count=count+1;
	if (document.myFORM1.elements[2].checked) count=count+2;


	if (document.myFORM2.elements[0].checked) count=count+0;
	if (document.myFORM2.elements[1].checked) count=count+1;
	if (document.myFORM2.elements[2].checked) count=count+2;
    if (document.myFORM2.elements[3].checked) count=count+3;

   
	if (document.myFORM3.elements[0].checked) count=count+0;
	if (document.myFORM3.elements[1].checked) count=count+1;
	if (document.myFORM3.elements[2].checked) count=count+2;
 if (document.myFORM3.elements[3].checked) count=count+3;
	if (document.myFORM3.elements[4].checked) count=count+4;
	if (document.myFORM3.elements[5].checked) count=count+5;
	
	if (document.myFORM4.elements[0].checked) count=count+0;
	if (document.myFORM4.elements[1].checked) count=count+1;
	if (document.myFORM4.elements[2].checked) count=count+2;
	if (document.myFORM4.elements[3].checked) count=count+3;
	if (document.myFORM4.elements[4].checked) count=count+4;
	if (document.myFORM4.elements[5].checked) count=count+5;

	
		

if (count<6){classification = 0} ;
if ((count>5)&&(count<12)){classification = 1} ;
if (count>11){classification = 2} ;

	switch(classification)
	{
		
		case 0 :alert ("合計点数は"+count+"です．\n過活動性膀胱の症状は軽度です。"); break;
		case 1 :alert ("合計点数は "+count+"です．\n過活動性膀胱の症状は中等症です。"); break;
		case 2 :alert ("合計点数は "+count+"です．\n過活動性膀胱の症状は重症です。"); break;

		default :
			alert ("エラー");
	} ;

}