function validateCategory(listform) {

	if (document.listform.odCategory.selectedIndex == 0) {
	alert ('Please select a category from the list.');
	return false;
	}

	if (document.listform.odCategory.selectedIndex == 1) {
	alert ('Please select a category from the list.');
	return false;
	}

	if (document.listform.odCategory.selectedIndex == 2) {
	alert ('Please select a category from the list.');
	return false;
	}


	if (document.listform.odCategory.selectedIndex == 3) {
	alert ('Please select a category from the list.');
	return false;
	}




	if (document.listform.odCategory.selectedIndex == 15) {
	alert ('Please select a category from the list.');
	return false;
	}

	if (document.listform.odCategory.selectedIndex == 16) {
	alert ('Please select a category from the list.');
	return false;
	}

	if (document.listform.odCategory.selectedIndex == 17) {
	alert ('Please select a category from the list.');
	return false;
	}




	if (document.listform.odCategory.selectedIndex == 27) {
	alert ('Please select a category from the list.');
	return false;
	}

	if (document.listform.odCategory.selectedIndex == 28) {
	alert ('Please select a category from the list.');
	return false;
	}

	if (document.listform.odCategory.selectedIndex == 29) {
	alert ('Please select a category from the list.');
	return false;
	}




	if (document.listform.odCategory.selectedIndex == 39) {
	alert ('Please select a category from the list.');
	return false;
	}

	if (document.listform.odCategory.selectedIndex == 40) {
	alert ('Please select a category from the list.');
	return false;
	}

	if (document.listform.odCategory.selectedIndex == 41) {
	alert ('Please select a category from the list.');
	return false;
	}


}