function validateField(valfield, theAlert) {
	if(valfield.value == "") {
		alert("\n" + theAlert + " is required");
		setfocus(valfield);
		return false;
	}
	return true;
}

function validateSelect(valfield, theAlert) {
	var selindex=valfield.selectedIndex;
	if(selindex == 0) {
		alert("\n"+ theAlert + " is required");
		setfocus(valfield);
		return false;
	}
	theForm.action.enabled;
}

function validateModel() {

	var selindex=document.guitars.modelID.selectedIndex;
	if(selindex == 0) {
		return false;
	}
	document.guitars.action.disabled=false;
}