function clear_all()
{
window.location.reload(true);
} 


function CheckAnswer1()
{
   if (window.document.form_1.a1.selectedIndex == 2)
     {
       window.document.q01_image.src='smile.gif' 
     }
   else
     {
       alert("try again")
       window.document.q01_image.src='blank.gif';    
     } 
}

function CheckAnswer2()
{
   if (window.document.form_2.a2.selectedIndex == 3)
     {
       window.document.q02_image.src='smile.gif' 
     }
   else
     {
       alert("try again")
       window.document.q02_image.src='blank.gif';    
     } 
}

function CheckAnswer3()
{
   if (window.document.form_3.a3.selectedIndex == 0)
     {
       window.document.q03_image.src='smile.gif' 
     }
   else
     {
       alert("try again")
       window.document.q03_image.src='blank.gif';    
     } 
}

function CheckAnswer4()
{
   if (window.document.form_4.a4.selectedIndex == 5)
     {
       window.document.q04_image.src='smile.gif' 
     }
   else
     {
       alert("try again")
       window.document.q04_image.src='blank.gif';    
     } 
}

function CheckAnswer5()
{
   if (window.document.form_5.a5.selectedIndex == 0)
     {
       window.document.q05_image.src='smile.gif' 
     }
   else
     {
       alert("try again")
       window.document.q05_image.src='blank.gif';    
     } 
}

function CheckAnswer6()
{
   if (window.document.form_6.a6.selectedIndex == 4)
     {
       window.document.q06_image.src='smile.gif' 
     }
   else
     {
       alert("try again")
       window.document.q06_image.src='blank.gif';    
     } 
}

function CheckAnswer7()
{
   if (window.document.form_7.a7.selectedIndex == 3)
     {
       window.document.q07_image.src='smile.gif' 
     }
   else
     {
       alert("try again")
       window.document.q07_image.src='blank.gif';    
     } 
}

function CheckAnswer8()
{
   if (window.document.form_8.a8.selectedIndex == 1)
     {
       window.document.q08_image.src='smile.gif' 
     }
   else
     {
       alert("try again")
       window.document.q08_image.src='blank.gif';    
     } 
}

function CheckAnswer9()
{
   if (window.document.form_9.a9.selectedIndex == 2)
     {
       window.document.q09_image.src='smile.gif' 
     }
   else
     {
       alert("try again")
       window.document.q09_image.src='blank.gif';    
     } 
}

function CheckAnswer10()
{
   if (window.document.form_10.a10.selectedIndex == 4)
     {
       window.document.q10_image.src='smile.gif' 
     }
   else
     {
       alert("try again")
       window.document.q10_image.src='blank.gif';    
     } 
}