function print_page(myUrl) {
        window.open(myUrl,'print','width=600,height=400,resizable=no,scrollbars=yes,toolbar=no,location=no,directories=no,status=yes,menubar=yes');
}

function go_back() {
	history.go(-1);
}

function validate_fix(form) {
	if (form.email.value.indexOf("@") < 0 || form.email.value.indexOf(".") < 0) {
	alert("You must enter a valid e-mail address to subscribe.");
	form.email.focus();
	return false; }
}

////////// POPUP SUPPORT FUNCTIONS //////////////////////////

var popup=null;
function popupwindow(which,width,height,toolbars)
{
	if(!width){
		width=600;
		height=460;
	}

	if(popup!=null)
		{
			popup.close();
		}

	if(toolbars) {
	    popup=window.open(which,'popup_window','toolbar,location,directories,status,scrollbars,resizable=yes,copyhistory,width='+ width+ ',height='+height);
	} else {
	    popup=window.open(which,'popup_window','toolbar=no,location=no,directories=no,status=yes,scrollbars,resizable=yes,copyhistory=no,width='+ width+ ',height='+height);
	}
}