var _oldColor;
    function SetNewColor(source)
    {
        _oldColor = source.style.backgroundColor;
        source.style.backgroundColor = '#dcdcdc';
    } 
    function SetOldColor(source)
    {
        source.style.backgroundColor = _oldColor;
    }



function AlwaysFireBeforeFormSubmit (eventTarget, eventArgument) {
	window.status="Procesando ...";
	return __oldDoPostBack (eventTarget, eventArgument);
}