function AddtoFavorites(bookmarkurl,bookmarktitle)
{
	if (document.all) window.external.AddFavorite(bookmarkurl,bookmarktitle);
}

function SelectedRadioVal(obj)
{
	if ( typeof(obj.length) == 'undefined' ) return obj.value;
	for (i=0; i<obj.length; i++) 
		if (obj[i].checked) return(obj[i].value);
}

function SetSelectedRadio(obj,val)
{
	if ( typeof(obj.length) == 'undefined' ) { obj.checked = true; return true }
	for (i=0; i<obj.length; i++) 
		if (obj[i].value == val ) obj[i].checked = true;
}

function isValidEmail(em , emField)
{
	if ( em.indexOf("@")==-1 || em.indexOf(".")==-1 || em.indexOf("@.")!=-1 || em.indexOf("/")!=-1 || em.indexOf("\\")!=-1 || em.indexOf('"')!=-1 || em.indexOf("'")!=-1 || em.indexOf(" ")!=-1) {
		alert("Please enter a valid email address in the form username@domain.com");
		emField.focus();
		return (false)
	}
	
	return true;
}