show_hide = function (elmt_id)
{ 
   var new_element_id = elmt_id + '_body';
   var className = document.getElementById(elmt_id + '_body_item').className;
    
   if (document.getElementById(elmt_id + '_body').style.display == "none") {
	 	document.getElementById(elmt_id + '_body_item').className = "menu_item_minus_active";
		document.getElementById(elmt_id + '_body').style.display = "block";
   } else {
	   document.getElementById(elmt_id + '_body').style.display = "none";
	   document.getElementById(elmt_id + '_body_item').className = "menu_item_plus_active";
   }
}

show_over = function (elmt_id)
{
	var className = document.getElementById(elmt_id).className;
	if(className == 'menu_item')
		document.getElementById(elmt_id).className = "menu_item_active";
	else if(className == 'menu_item_minus'){
		document.getElementById(elmt_id).className = "menu_item_minus_active";
	}
	else{
		document.getElementById(elmt_id).className = "menu_item_plus_active";
	}
}

show_out = function (elmt_id)
{
	var className = document.getElementById(elmt_id).className;
	if(className == 'menu_item_active')
		document.getElementById(elmt_id).className = "menu_item";
	else if(className == 'menu_item_minus'){
		document.getElementById(elmt_id).className = "menu_item_minus";
	}
	else if(className == 'menu_item_minus_active'){
		document.getElementById(elmt_id).className = "menu_item_minus";
	}
	else{
		document.getElementById(elmt_id).className = "menu_item_plus";
	}
}

function set_position() {
   /* Position of Keys */
   var nija_place = document.getElementById("nija_place");
   var nija = document.getElementById("nija");
   var nija_top  = utils.get_top_pos(nija_place);
   var nija_left = utils.get_left_pos(nija_place);
   nija.style.top  = nija_top + 8;
   nija.style.left = nija_left + 720;
   if(navigator.userAgent.indexOf("MSIE 6") != -1)
   nija.style.top  = nija_top + 33;
}