/* Common DataDownload Javascript Functions */

function ChangeCheckBoxState(id, checkState)
{
    var cb = document.getElementById(id);
    if (cb != null)
       cb.checked = checkState;
}

function ChangeAllCheckBoxStates(checkState)
{
    // Toggles through all of the checkboxes defined in the CheckBoxIDs array
    // and updates their value to the checkState input parameter
    if (CheckBoxIDs != null)
    {
        for (var i = 0; i < CheckBoxIDs.length; i++)
           ChangeCheckBoxState(CheckBoxIDs[i], checkState);
    }
}

function ChangeHeaderAsNeeded()
{
    // Whenever a checkbox in the GridView is toggled, we need to
    // check the Header checkbox if ALL of the GridView checkboxes are
    // checked, and uncheck it otherwise
    if (CheckBoxIDs != null)
    {
        // check to see if all other checkboxes are checked
        for (var i = 1; i < CheckBoxIDs.length; i++)
        {
            var cb = document.getElementById(CheckBoxIDs[i]);
            if (!cb.checked)
            {
                // Whoops, there is an unchecked checkbox, make sure
                // that the header checkbox is unchecked
                ChangeCheckBoxState(CheckBoxIDs[0], false);
                return;
            }
        }
        
        // If we reach here, ALL GridView checkboxes are checked
        ChangeCheckBoxState(CheckBoxIDs[0], true);
    }
}

function LoadingButton(btn) {
    btn.value = 'Loading, please wait...';
}

function bookmark(url,title){
  if (window.sidebar) { // Mozilla Firefox Bookmark
		window.sidebar.addPanel(title, url,"");
	} else if( window.external ) { // IE Favorite
		window.external.AddFavorite( url, title); }
	else if(window.opera && window.print) { // Opera Hotlist
		return true; }
}