function formvis(k)
{
 var S=new String("");
 var S2=new String("");
 
 for (i = 0; i < document.forms['form1'].elements.length; i++)
         {
             var item = document.forms['form1'].elements[i];
             S=item.name;
             S1=S.substr(0,7);
            			 
			 if ((S1=="comment")) 
			 {
               item.className = "commenthid";
			  
			 };
			 
			
			 
         };

  document.getElementById("comment["+k+"]").className="commentvis";
   
}


function SelectAll1(mark) { 
      var S=new String("");
      for (i = 0; i < document.forms['add'].elements.length; i++)
         {
             var item = document.forms['add'].elements[i];
             S=item.name;
             S1=S.substr(0,5);
             if ((S1=="known")) {
                 
                 item.checked = mark;
             };
         }
      };

function SelectAll2(mark) { 
      var S=new String("");
      for (i = 0; i < document.forms['add'].elements.length; i++)
         {
             var item = document.forms['add'].elements[i];
             S=item.name;
             S1=S.substr(0,5);
             if ((S1=="know2")) {
                 
                 item.checked = mark;
             };
         }
      };
	  
function hideshowscript($idlink,$whathide)
{
	if (document.getElementById($idlink).innerHTML=='hide')
	{
		document.getElementById($idlink).innerHTML='show';
		document.getElementById($whathide).style.height='37px';
		
	}
	else
	{
		document.getElementById($idlink).innerHTML='hide';
		document.getElementById($whathide).style.height='400px';
	};
};