// Check to see if field is empty
function emptyField(textObj)
{
	if (textObj.value.length == 0) {
		textObj.focus();
		textObj.select();
		return true;
	}
	for (var i = 0; i < textObj.value.length; ++i) {
		var ch = textObj.value.charAt(i);
		if (ch != ' ' && ch != '\t') return false;
	}
	textObj.focus();
	textObj.select();
	return true;
}

// Ensure that mandatory fields of
// form have been completed
function validateCompleteSearch(formObj)
{
	if (emptyField(formObj.searchKeyword)) {
		alert("Please enter Search keyword.");
	}
	else return true;

	return false;
}