function handleTextbox()
{  
    if (document.getElementById('search').value == " Search by Keyword")
    { 
        document.getElementById('search').value = "";
    }
}

function handleAreaSelection()
{  
    document.getElementById('school').value='';
    document.getElementById('ihouse').value='';
}

function handleSchoolSelection()
{  
    document.getElementById('area').value='';
    document.getElementById('ihouse').value='';
}

function handleInternationalSelection()
{  
    document.getElementById('area').value='';
    document.getElementById('school').value='';
}