disabled=false;

//Schowaj przyciski glosowania i OK
function hidebuttons(){
	document.getElementById('glos_table').style.display="none";
}

//Schowaj przyciski glosowania.
function hidebuttons2(){
  for(var i=1;i<=5;i++)
	document.getElementById('button_'+i).style.display="none";
}

//Zablokuj przyciski glosowania.
function blockbuttons(){
  disabled=true;
}

//Podswietl przycisk i poprzednie.
function buttonsExt(num){
  if(disabled)return;
	if(num){
		for(var i=5;i>=1;i--){
			if(i<=num)if(buttons[i].src!=button1.src)buttons[i].src=button1.src;
			else if(buttons[i].src!=button0.src)buttons[i].src=button0.src;
		}//for
	}//if
	else
		for(i=5;i>=1;i--)
			if(buttons[i].src!=button0.src)buttons[i].src=button0.src;	
}

//Podswietl przycisk i poprzednie.
function buttonsExt_mul(num,buttons){
  if(disabled)return;
	if(num){
		for(var i=5;i>=1;i--){
			if(i<=num)if(buttons[i].src!=button1.src)buttons[i].src=button1.src;
			else if(buttons[i].src!=button0.src)buttons[i].src=button0.src;
		}//for
	}//if
	else
		for(i=5;i>=1;i--)
			if(buttons[i].src!=button0.src)buttons[i].src=button0.src;	
}


//Pokaz przycisk do zatwierdzenia
function showButton(num,file){
	if(num){
	  blockbuttons();
		//document.getElementById('glos_form').action=file+'?ocena='+num;
		document.getElementById('glos_form').ocena.value=num;
		document.getElementById('glos_form').submit();
		//hidebuttons2();
	}
}

//Podswietlanie.
function lightbuttons(button,chosen){
  	if(disabled)return;
		for(i=1;i<=5;i++){
		if (chosen){
			if(i<=button){
				if (i<=chosen){
					if(buttons[i].src!=button1.src){ buttons[i].src=button1.src; }
				}else{
					if(buttons[i].src!=button2.src){ buttons[i].src=button2.src; }
				}
			}else{
				if(buttons[i].src!=button0.src){ buttons[i].src=button0.src; }
			}
		}else{
			if(i<=button){
				if(buttons[i].src!=button1.src){ buttons[i].src=button1.src; }
			}else{
				if(buttons[i].src!=button0.src){ buttons[i].src=button0.src; }
			}
		}
	}
}

//Podswietlanie.
function lightbuttons_mul(button,chosen,buttons){
  	if(disabled)return;
		for(i=1;i<=5;i++){
		if (chosen){
			if(i<=button){
				if (i<=chosen){
					if(buttons[i].src!=button1.src){ buttons[i].src=button1.src; }
				}else{
					if(buttons[i].src!=button2.src){ buttons[i].src=button2.src; }
				}
			}else{
				if(buttons[i].src!=button0.src){ buttons[i].src=button0.src; }
			}
		}else{
			if(i<=button){
				if(buttons[i].src!=button1.src){ buttons[i].src=button1.src; }
			}else{
				if(buttons[i].src!=button0.src){ buttons[i].src=button0.src; }
			}
		}
	}
}

function update_lb(lbox, prefix_cb, prefix_lb, num_cboxes)
{
  while(document.getElementById(lbox).item(0))
    document.getElementById(lbox).remove(0);

  for(var i=0; i<num_cboxes; i++)
  {
    var cb=document.getElementById(prefix_cb+i);
    if(cb.checked)
    {
      var label=cb.parentNode;
      var oOption=document.createElement("OPTION");
      var re=RegExp("^"+prefix_lb+"([0-9]+)$");
      var m=re.exec(label.id);
      oOption.text=label.title;
      oOption.value=m[1];
      try{
        document.getElementById(lbox).add(oOption, null);
      }catch(ex)
      {
        document.getElementById(lbox).add(oOption);
      }
    }
  }
}

function toggleHelp(helpId) {
  help = document.getElementById(helpId);
  if (help.style.display!='block') {
    help.style.display = 'block';
  } else {
    help.style.display = 'none';
  };
}