function doDropDown(formName, selectName) {
	var dropdown = eval("document." + formName + "." + selectName);
	var value = eval("document." + formName + "." + selectName + ".options[document." + formName + "." + selectName + ".selectedIndex].value");

	var link = value.split(",");
	
	if (!link[1]) {
		location.href = link[0];
	} else {
		window.open(link[0], link[1]);
	}

	dropdown.selectedIndex = 0;
}