function stakip(idx)
{
 document.getElementById('bottomcolumn').style.display="block";
 document.getElementById('s1').style.fontWeight='normal';
 document.getElementById('s3').style.fontWeight='normal';
 document.getElementById('s4').style.fontWeight='normal';
 document.getElementById('s1').style.backgroundColor='#C00';
 document.getElementById('s3').style.backgroundColor='#C00';
 document.getElementById('s4').style.backgroundColor='#C00';
 document.getElementById('s1').style.color='white';
 document.getElementById('s3').style.color='white';
 document.getElementById('s4').style.color='white';
 if(document.getElementById('s2')) {
  document.getElementById('s2').style.fontWeight='normal';
  document.getElementById('s2').style.backgroundColor='#C00';
  document.getElementById('s2').style.color='white';
 }
 if(document.getElementById('s0')) {
 document.getElementById('s0').style.fontWeight='normal';
 document.getElementById('s0').style.backgroundColor='#C00';
 document.getElementById('s0').style.color='white';
 } 
 showhint(idx,'bmiddlesorular');
 if(document.getElementById(idx)) 
 {
 	document.getElementById(idx).style.fontWeight='bolder';
 	document.getElementById(idx).style.backgroundColor='#fffff0';
 	document.getElementById(idx).style.color='black';
 	}

}