function visibility(id) {
       var e = document.getElementById(id);
       if(e.style.display == 'block'){
          e.style.display = 'none';
		}else{
          e.style.display = 'block';
		}//end if e.style.display
		Setfocus(id);//call method Setfocus
		}//end method visibility
		
		function visibilityinline(id) {
       var e = document.getElementById(id);
       if(e.style.display == 'inline'){
          e.style.display = 'none';
		}else{
          e.style.display = 'inline';
		}//end if e.style.display
		
		}//end method visibilityinline

	function visibilityinlineblock(id) {
       var e = document.getElementById(id);
	   var link=document.getElementById(id+'link');
       if(e.style.display == 'inline-block'){
          e.style.display = 'none';
		  link.style.backgroundColor='';
		}else{
          e.style.display = 'inline-block';
		  e.style.position='relative';
		  link.style.backgroundColor='lightblue';
		}//end if e.style.display
		
		}//end method visibilityinlineblock
		
	function Setfocus(id) {
	var e=document.getElementById(id);
	if (e.style.display != 'none'){
	e.focus();
	}//end if id
	}//end method Setfocus;