function valHomeSearch() {
	if(!document.frmSearch.keywords.value) {
		alert('Please enter some keywords to search by.');
		document.frmSearch.keywords.focus();
	} else {
		document.frmSearch.submit();
	}
}

function valHomeLogin() {
	if(!document.frmLogin.username.value) {
		alert('Please enter your username.');
		document.frmLogin.username.focus();
		
		return false;
	} else if(!document.frmLogin.password.value) {
		alert('Please enter your password.');
		document.frmLogin.password.focus();
		
		return false;
	}
		
	return true;	
}