function goto_page_form_validation(form_name, field_name){
	var form = document.getElementById(form_name);
	start_validation('\n');
	validate_input_text(form.page_number, 'integer_p', field_name, false);
	var rezult = end_validation();
	if (!rezult) {
		alert(validation_error_message);
	}
	else {
		add_to_url('page_number='+form.page_number.value);
	}
//	return rezult;
	return false;
}

function count_by_page_form_send(form_name){
//	document.getElementById(form_name).submit();
	add_to_url('count_by_page='+document.getElementById(form_name).count_by_page.value);
}

function add_to_url(str){
	var tmpu = document.location.href;
	var i;
	var param = false;
	var l = tmpu.length;
	for (i = 0; i < l; i++) {
		if (tmpu.substr(i, 1) == '?') {
			param = true;
		}
	}
	if (!param) {
		tmpu = tmpu + '?' + str;
	}
	else {
		tmpu = tmpu + '&' + str;
	}
	document.location.href = tmpu;
}

var mX, mY;
var order_name;

function view_order_up_down(ord_name){
	order_name = ord_name;
	div = document.getElementById('order_up_down');
	divp = document.getElementById('a_'+ord_name);
	div.style.left = mX+window.pageXOffset-3+'px';
	div.style.top = mY+window.pageYOffset-3+'px';
	div.style.display = 'block';
}

function saveCursor(event){
	mX = event.clientX;
	mY = event.clientY;
}

function hide_order_up_down(event){
	div = document.getElementById('order_up_down');
	div.style.display = 'none';
}

function sendOrder(suffix){
	add_to_url('order='+order_name+'__'+suffix);
}