// function for showing and hiding default texts in inputs
function inputDefaultShowHide(inputId, defaultText, isBlurAction)
{
    var obj = document.getElementById(inputId);
    
    if (isBlurAction)
    {
        if (obj.value == "")
            obj.value = defaultText;
    }
    else
    {
        if (obj.value == defaultText)
            obj.value = "";
    }
}