function SelectPreDefinedItem(obj1,obj2)
{
    document.getElementById(obj1).value="";
    document.getElementById(obj1).disabled="disabled";
      document.getElementById(obj2).checked="";
}
function SelectOtherItem(obj1,obj2,obj3)
{
    document.getElementById(obj1).disabled='';
 
    for(i=0;i<50;i++)
    {
         var b=document.getElementById(obj2+"_"+i );
 
    
        if(b!=null)
        {
            b.checked='';
        }
    }
      for(i=0;i<50;i++)
    {
         var b=document.getElementById(obj3+"_"+i );
 
    
        if(b!=null)
        {
            b.checked='';
        }
    }
    
}

 
function CheckFormInput(chk,radio,chkNoAnswer,txtNoAnswer,freeText)
{

    if( document.getElementById(chkNoAnswer).checked && document.getElementById(txtNoAnswer).value=='')
    {
        alert('Please enter your answer text');
        return false;
    }

    var flag=false;
    for(i=0;i<50;i++)
    {
        var b=document.getElementById(chk+"_"+i );

        if(b!=null && b.checked)
        {
            flag=true;
            break; 
        }
    }
    for(i=0;i<50;i++)
    {
        var b=document.getElementById(radio+"_"+i );

        if(b!=null && b.checked)
        {
            flag=true; 
            break;
        }
    }
    if(!flag && !document.getElementById(chkNoAnswer).checked)
    {
        alert('Please select your answer');
        return false;
    }
    return true; 
}

function SelectPreDefinedAnswer(obj1)
{
    var count=document.getElementById(obj1).getElementsByTagName("input").length;
    var flag=true;
    for(i=0;i<count-1;i++)
    {
        var b=document.getElementById(obj1+"_"+i );
        if(b!=null)
        {
            if(b.checked)
            {
                flag=false;
                document.getElementById(obj1+"_"+(count-1) ).checked='';
                break;
            }
         }
    }
    if(flag)
    {
        document.getElementById(obj1+"_"+(count-1) ).checked=true;
    }
}

function SelectAnyAnswer(obj1 )
{
    var count=document.getElementById(obj1).getElementsByTagName("input").length;
    for(i=0;i<count-1;i++)
    {
        var b=document.getElementById(obj1+"_"+i );

        if(b!=null)
        {
            b.checked='';
        }
    }
    document.getElementById(obj1+"_"+(count-1) ).checked=true;
}