var screenW = 640, screenH = 480;
if (parseInt(navigator.appVersion)>3) {
screenW = screen.width;
screenH = screen.height;
}
else if (navigator.appName == "Netscape" 
   && parseInt(navigator.appVersion)==3
   && navigator.javaEnabled()
  ) 
{
var jToolkit = java.awt.Toolkit.getDefaultToolkit();
var jScreenSize = jToolkit.getScreenSize();
screenW = jScreenSize.width;
screenH = jScreenSize.height;
}

function resizeLogo() {
	if(document.getElementById('logo') && screenW<=1280) {
		if(screenH<800) {
		document.getElementById('logo').style.height='420';
		}
		if(screenH>=800 && screenH<850) {
		document.getElementById('logo').style.height='490';
		}
		if(screenH>=850 && screenH<900) {
		document.getElementById('logo').style.height='520';
		}
	}
}

function CheckLogin()
{
var error=0;
var login=document.getElementById('login').value;
var pass=document.getElementById('pass').value;
var loginCount=login.length;
var passCount=pass.length;
if(loginCount<3)
	{
	//document.getElementById('status').innerHTML='Неправильно введен логин';
	error=1;
	}
if(passCount<6 && error==0)
	{
	//document.getElementById('status').innerHTML='Неправильно введен пароль';
	error=1;
	}
if(error==0)
	{
//document.getElementById('status').innerHTML='Загрузка, ждите...';
document.getElementById('subm').disabled=true;
document.getElementById('LoginForm').submit();
	}
}