function switchLogin()
{
//nacteni divu
var obj = document.getElementById('login');

//nacteni class
var css_class = obj.className;


//zmena tridy
if(css_class == 'loginHide')
{
obj.className = 'loginShow';
//zmena sipky
document.getElementById('loginArrow').src = 'images/login-uarr-down.png';
}
else
{
obj.className = 'loginHide';
//zmena sipky
document.getElementById('loginArrow').src = 'images/login-uarr.png';
}

return false;
}