//first question
function showhide1(str)
{	
var i=1;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i1"].style.display= "none";
document.images["im1"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide1(str)
{	
document.getElementById(str).style.display="none";	
document.images["im1"].style.display= "none";
document.images["i1"].style.display= "block";
}
//second question
function showhide2(str)
{	
var i=2;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i2"].style.display= "none";
document.images["im2"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide2(str)
{	
document.getElementById(str).style.display="none";	
document.images["im2"].style.display= "none";
document.images["i2"].style.display= "block";
}
//third question
function showhide3(str)
{	
var i=3;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i3"].style.display= "none";
document.images["im3"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide3(str)
{	
document.getElementById(str).style.display="none";	
document.images["im3"].style.display= "none";
document.images["i3"].style.display= "block";
}
//fourth question
function showhide4(str)
{	
var i=4;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i4"].style.display= "none";
document.images["im4"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide4(str)
{	
document.getElementById(str).style.display="none";	
document.images["im4"].style.display= "none";
document.images["i4"].style.display= "block";
}
//fifth question
function showhide5(str)
{	
var i=5;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i5"].style.display= "none";
document.images["im5"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide5(str)
{	
document.getElementById(str).style.display="none";	
document.images["im5"].style.display= "none";
document.images["i5"].style.display= "block";
}
//sixth question
function showhide6(str)
{	
var i=6;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i6"].style.display= "none";
document.images["im6"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide6(str)
{	
document.getElementById(str).style.display="none";	
document.images["im6"].style.display= "none";
document.images["i6"].style.display= "block";
}
//seventh question
function showhide7(str)
{	
var i=7;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i7"].style.display= "none";
document.images["im7"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide7(str)
{	
document.getElementById(str).style.display="none";	
document.images["im7"].style.display= "none";
document.images["i7"].style.display= "block";
}
//eighth question
function showhide8(str)
{	
var i=8;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i8"].style.display= "none";
document.images["im8"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide8(str)
{	
document.getElementById(str).style.display="none";	
document.images["im8"].style.display= "none";
document.images["i8"].style.display= "block";
}
//ninth question
function showhide9(str)
{	
var i=9;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i9"].style.display= "none";
document.images["im9"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide9(str)
{	
document.getElementById(str).style.display="none";	
document.images["im9"].style.display= "none";
document.images["i9"].style.display= "block";
}
//tenth question
function showhide10(str)
{	
var i=10;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i10"].style.display= "none";
document.images["im10"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide10(str)
{	
document.getElementById(str).style.display="none";	
document.images["im10"].style.display= "none";
document.images["i10"].style.display= "block";
}
//eleventh question
function showhide11(str)
{	
var i=11;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i11"].style.display= "none";
document.images["im11"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide11(str)
{	
document.getElementById(str).style.display="none";	
document.images["im11"].style.display= "none";
document.images["i11"].style.display= "block";
}
//twelth question
function showhide12(str)
{	
var i=12;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i12"].style.display= "none";
document.images["im12"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide12(str)
{	
document.getElementById(str).style.display="none";	
document.images["im12"].style.display= "none";
document.images["i12"].style.display= "block";
}
//thirteen question
function showhide13(str)
{	
var i=13;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i13"].style.display= "none";
document.images["im13"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide13(str)
{	
document.getElementById(str).style.display="none";	
document.images["im13"].style.display= "none";
document.images["i13"].style.display= "block";
}
//fourteen question
function showhide14(str)
{	
var i=14;
{
if (str == i)								
{
document.getElementById(i).style.display="block";		
document.images["i14"].style.display= "none";
document.images["im14"].style.display= "block";
}	
else
{
document.getElementById(i).style.display="none";		
}	
}
}
function hide14(str)
{	
document.getElementById(str).style.display="none";	
document.images["im14"].style.display= "none";
document.images["i14"].style.display= "block";
}