function make_inquiry(commodity) {
	if (document.inquiry && document.inquiry.commodity) {
		var select = document.inquiry.commodity;
		for (var i=0; i < select.options.length; i++) {
			if (select.options[i].value == commodity) {
				select.selectedIndex = i;
			}
		}
		if (window.location.toString().indexOf("#inquiry") == -1) {
			window.location += "#inquiry";
		}
	}
}

function check_compulsory(msg, msg2) {
	var fields = ["given_names", "surname", "email", "vrfy", "company", "city", "country"];
	var result = true;
	var element;
	
	if (document.inquiry) {
		for (var i = 0; i < fields.length; i++) {
			if ((element = document.inquiry.elements[fields[i]]) && element.value == "") {
				result = false;
				if (element.className) {
					if (element.className.indexOf("compulsory") == -1) {
						element.className += " compulsory";
					}
				}
			} else {
				remove_class(element, "compulsory");
			}
		}
		
		if (!result) {
			alert(msg);
		} else if (document.inquiry.email.value != document.inquiry.vrfy.value) {
			result = false;
			alert(msg2);
		}
		
		return result;
	}
}

// Copy of bw_remove_class
function remove_class(element, class_name) {
	if (element && element.className) {
		var start = element.className.indexOf(class_name);
		switch (start) {
			case -1:
				return;
			
			case 0:
				element.className = element.className.substring(class_name.length - 1);
				return;
			
			default:
				element.className = element.className.substring(0, start) + element.className.substring(start + class_name.length);
				return;
		}
	}
}