var exiturl= ""; 
var entry = true;
var entrypopup_options= "width=640,height=480,resizable=yes,toolbar=0,menubar=1,status=no,scrollbars=yes,top=0,left=1";


function displayentryad( entryadurl, showExitAd, entrycookieexpires, entrypopover)
{
    if( entry)
    {
        Set_Cookie( "sawAd", "1", entrycookieexpires);
        if( showExitAd)
        {
            Set_Cookie( "tempseenExitAds", "1", .1);
        }
        entry = false;

        var win=open( entryadurl,'',entrypopup_options);

        if( entrypopover==false)
        {
                win.blur();
                window.focus();
        }
    }
}

function docOnClick()
{
    var chk = event.srcElement.href;
    if( chk)
    {
        exiturl = event.srcElement.href;
    }
}

function showentryad(  entryadurl, showExitAd, entrycookieexpires, entrypopover)
{
    document.onclick = docOnClick;
    displayentryad( entryadurl, showExitAd, entrycookieexpires, entrypopover);
}