function setCookie (name, value, expires, path, domain, secure) {
      document.cookie = name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}
function getCookie(name) {
	var cookie = " " + document.cookie;
	var searchs = " " + name + "=";
	var setStr = '';
	var offset = 0;
	var end = 0;
	if (cookie.length > 0) {
		offset = cookie.indexOf(searchs);
		if (offset != -1) {
			offset += searchs.length;
			end = cookie.indexOf(";", offset)
			if (end == -1) {
				end = cookie.length;
			}
			setStr = unescape(cookie.substring(offset, end));
		}
	}
	return(setStr);
}

coval=getCookie('ScreenWidth');
if (coval=='' || coval!=screen.width){
	var today = new Date();
	var expiry = new Date(today.getTime() + 365 * 24 * 60 * 60 * 1000);
	setCookie("ScreenWidth", screen.width, expiry, '/', '', '');
}


function o()
{
top.moveTo(0,0);
top.resizeTo(screen.availWidth,screen.availHeight);
}
var zayavkawin;
function q(show){ var x=(screen.availWidth-600)/2;
var y=(screen.availHeight)/2-200;
	if(zayavkawin){  //если окно уже где-то открыто, закрываем его и открываем новое
		if(!zayavkawin.closed)zayavkawin.close();
	}
zayavkawin=window.open(show,"show","scrollbars=1, top="+y+", left="+x+", height=400,width=600,location=no,menubar=no,status=no,toolbar=no,directories=no,resizable=no");
}
function CheckForm(UserForm){ var is_ok = true;
 if (UserForm.tel.value == '' && UserForm.email.value == ''){
 is_ok = false; alert("Введите ваш телефон или/и e-mail!"); UserForm.tel.focus();
 } else if (UserForm.name.value == ''){is_ok = false;
	alert("Введите ваше имя!");
	UserForm.name.focus();
 }
return is_ok;
}
function ZayavForm(UserForm){ var is_ok = false;
 if (UserForm.eladdr.value == ''){ is_ok = false;
 alert("Введите корректный адрес электронной почты (e-mail)!");
 UserForm.eladdr.focus();
 } 
 else if (UserForm.elimya.value == ''){ 
	alert("Введите ваше имя!");
	UserForm.elimya.focus(); is_ok = false;
 } else is_ok = true;
return is_ok;
}