function openPopupWindow(url, width, height) {
	newWindow = window.open('<?=$base_href?>' + url,'_popup','width='+width+',height='+height+',scrollbars=yes,resizable=no,menubar=no,toolbar=no,directories=no,location=no,status=yes');
	newWindow.focus();
}

function choose_select_list(element){
	var value = element.options[element.selectedIndex].value;
	parent.location = value;
}