function s(id) {$('#fld'+id).show();}
function h(id) {$('#fld'+id).hide();}
function show(id) {$('#fld'+id).toggle(); return false;}
function openMenu(js_menu) {
 ids = js_menu.split('-');
 if(ids.length > 1)for(i=1;i<ids.length;i++) show(ids[i]);
}
function checkForm(field)
{
	ok = 1;
	$("."+field).each(function () {
		if($(this).val() == '') { $(this).css("border-color", "red"); $(this).css("background-color", "#ffd2d2"); ok = 0; }
		else { $(this).css("border-color", "#7bba2d");  $(this).css("background-color", "#fff");  }
    });
	if(!ok)
	{
		alert("Ошибка! Не заполены необходимые поля формы.");
		return false;
	}
	return true;
}

//==============================

var mrtScrollTimer = null;
var mrtScrollPause = 30;
var mrtScrollStep = 5;

function mrtScroll(_id,_direction){
	var mrtNavigation = document.getElementById(_id);

	switch(_direction){
		case "left":
			mrtNavigation.scrollLeft = (mrtNavigation.scrollLeft < 0) ? 0 : mrtNavigation.scrollLeft - mrtScrollStep;
			break ;
		case "right":
			mrtNavigation.scrollLeft = mrtNavigation.scrollLeft + mrtScrollStep;
			break ;
		case "up":
			mrtNavigation.scrollTop = (mrtNavigation.scrollTop < 0) ? 0 : mrtNavigation.scrollTop - mrtScrollStep;
			break ;
		case "down":
			mrtNavigation.scrollTop = mrtNavigation.scrollTop + mrtScrollStep;
			break ;
	}
}

function mrtStartScroll(_id,_direction){
	mrtScrollTimer = setInterval("mrtScroll('" + _id + "','" + _direction + "')", mrtScrollPause);
}

function mrtStopScroll(){
	clearInterval(mrtScrollTimer);
}