// JavaScript Document
function ques(a)
{
	switch(a)
	{
	case 1:
	document.getElementById("ques1").style.display="block";
	break;
	case 2:
	document.getElementById("ques2").style.display="block";
	break;
	case 3:
	document.getElementById("ques3").style.display="block";
	break;
	case 4:
	document.getElementById("ques4").style.display="block";
	break;
	case 5:
	document.getElementById("ques5").style.display="block";
	break;
	case 6:
	document.getElementById("ques6").style.display="block";
	break;
	case 7:
	document.getElementById("ques7").style.display="block";
	break;
	case 8:
	document.getElementById("ques8").style.display="block";
	break;
	case 9:
	document.getElementById("ques9").style.display="block";
	break;
	case 10:
	document.getElementById("ques10").style.display="block";
	break;
	case 11:
	document.getElementById("ques11").style.display="block";
	break;
	case 12:
	document.getElementById("ques12").style.display="block";
	break;
	case 13:
	document.getElementById("ques13").style.display="block";
	break;
	case 14:
	document.getElementById("ques14").style.display="block";
	break;
	case 15:
	document.getElementById("ques15").style.display="block";
	break;
	case 16:
	document.getElementById("ques16").style.display="block";
	break;
	case 17:
	document.getElementById("ques17").style.display="block";
	break;
	case 18:
	document.getElementById("ques18").style.display="block";
	break;
	case 19:
	document.getElementById("ques19").style.display="block";
	break;
	}
}