function bookmark(url,title)
{
	if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4))
	{
		window.external.AddFavorite(url,title);
	}
	else if (navigator.appName == "Netscape")
	{
		window.sidebar.addPanel(title,url,"");
	}
	else
	{
		alert("Press CTRL-D (Netscape) or CTRL-T (Opera) to bookmark");
	}
}

function trim(st)
{
	var len = st.length;
	var begin = 0, end = len - 1;
	while (st.charAt(begin) == " " && begin < len)
	{
		begin++;
	}
	while (st.charAt(end) == " " && begin < end)
	{
		end--;
	}
	return st.substring(begin, end+1);
}

function validate_email(em)
{
	em = trim(em);

	if(em.indexOf("@") == -1 || em.indexOf(".") == -1)
	{
		return false;
	}
	else
	{
		return true;
	}
}

function check_form2()
{

	if( !validate_email(document.forms['entry_form'].elements['useremail'].value) )
    {
		alert('Please enter a value for: E-mail');
        document.forms['entry_form'].elements['useremail'].focus();
        return false;
	}

return true;
}

function makePOSTRequest() {

if (!check_form2())
{
	return false;
}

window.open('http://contests.theglobeandmail.com/ceridiandownload/maillist.asp?useremail=' + document.forms['entry_form'].elements['useremail'].value,'_maillist','width=276,height=260,scrollbars=yes');

document.forms['entry_form'].elements['useremail'].value = "";

}