// JScript File
function CheckLoggedIn()
{
    alert('asdfdsaf');
    var regexS = "[\\?&]LoginError=1";  
        var regex = new RegExp( regexS );  
        var tmpURL = window.location.href;  
        alert('string is '+tmpURL); 
        var results = regex.exec( tmpURL ); 
        alert('result is '+results);  
        if( results == null )            
        document.getElementById('div1').style.visibility = "hidden"; 
        else 
        document.getElementById('div1').style.visibility = "visible"; 

}