function clear_search_field(){
	if(document.search_form.search_text.value == "search malawi update articles"){
		document.search_form.search_text.value = "";
	}
}			

function fill_search_field(){
	if(document.search_form.search_text.value == ""){
		document.search_form.search_text.value = "search malawi update articles";
	}
}

function validate_search_form(theForm){
	if(theForm.search_text.value == "" || theForm.search_text.value == "search malawi update articles"){
		alert("Please enter search terms in the field provided before clicking 'Search'");
		return false;
	}
	return true;
}