var search = function (e){
    if(!e){
        e= window.event;
    }
    keyId = e.keyCode;

    if(keyId == "13"){
        window.location = 'philnews.php?selectFlag=true&SearchBy='+ Check1(document.getElementById('Search1').checked)+'&key='+ValidateSearch(document.getElementById('search_keyword').value); 
    }
}

function Check1(Search){
	if(Search){
		document.getElementById('Search1').checked;
		return "web";
	}
	else{
		document.getElementById('Search2').checked;
		return "philnews";
	}
}
function Check(Search){
	if(Search){
		document.getElementById('Search1').checked;
		return "titles";
	}
	else{
		document.getElementById('Search2').checked;
		return "description";
	}
}

function ValidateSearch(keyWord){
 var keyWord1 ="";
	if (keyWord){
		keyWord1 = keyWord;
		return keyWord1;
	}else{
		alert('Enter key word to search.');
		return keyWord1;
	}
}

function ValidateAdvSearch(keyWord){
	if (keyWord){
		return true;
	}else{
		alert('Enter key word to search.');
		return false;
	}
}