function Razvorot(v_id, y_count) {
  var targetElement;	
	for (i=1; i<=y_count; i++) {
		targetElement = document.getElementById('v'+i);
		if (('v'+i) != v_id) {
			targetElement.style.display = "none";
		}
	}
	
    targetElement = document.getElementById(v_id);
    if (targetElement.style.display == "none") {
		targetElement.style.display = "";
    } else {
		targetElement.style.display = "none";
    }
}

function Razvorot2(v_id, y_count, loc) {
  var targetElement;	
	for (i=1; i<=y_count; i++) {
		targetElement = document.getElementById('v'+i);
		if (('v'+i) != v_id) {
			targetElement.style.display = "none";
		}
	}
	
    targetElement = document.getElementById(v_id);
    if (targetElement.style.display == "none") {
		targetElement.style.display = "";
    } else {
		targetElement.style.display = "none";
    }
	window.location="/prod?LEV1&SID="+loc;
}