function SetFieldBlank(obj, defaultText)
{
    if (document.getElementById(obj).value==defaultText)
    { 
        document.getElementById(obj).value=''; 
    }
}
function IsFieldBlank(obj, defaultText)
{
    if (document.getElementById(obj).value=='' || document.getElementById(obj).value==defaultText)
    { 
        document.getElementById(obj).value=defaultText; 
    }
}

function SendmailTo(obj,mailtoaddress)
{
    var dropdownIndex = document.getElementById(obj).selectedIndex;
    if (dropdownIndex==0)
    { 
        alert('Please select a gallery that you would like your pictures added to!');
        return;
    }
    
    var dropdownValue = document.getElementById(obj)[dropdownIndex].text;    
    window.location.href='mailto:'+mailtoaddress+'?subject=Share Your Photos For Gallery - ' + dropdownValue;
    
    document.getElementById(obj).selectedIndex=0;
}