var BGColorDefault = '#153B63';
var BGColorHighlight = '#1B528C';
var BGColorActive = '#2269B5';

var BGColorDefaulthell = '#84BE7B';
var BGColorHighlighthell = '#33CC66';

var CurMenuItemID = '';

var AlphabetImages = new Array ();

function MenuHighlight (MenuItemID, Highlight) {

	if (document.all) {
		var DocMenuItemTD = eval ('document.all.menutd' + MenuItemID);
		var DocMenuItemTDb = eval ('document.all.menutd' + MenuItemID + 'b' );
		var Color = Highlight ? BGColorHighlight : BGColorDefault;
		if (MenuItemID != CurMenuItemID) DocMenuItemTD.style.backgroundColor = Color;
		if (MenuItemID != CurMenuItemID) DocMenuItemTDb.style.backgroundColor = Color;
	}

} // function MenuHighlight


function MenuHighlighthell (MenuItemID, Highlight) {

	if (document.all) {
		var DocMenuItemTD = eval ('document.all.menutd' + MenuItemID);
		var Color = Highlight ? BGColorHighlighthell : BGColorDefaulthell;
		if (MenuItemID != CurMenuItemID) DocMenuItemTD.style.backgroundColor = Color;
	}

} // function MenuHighlight


function PageStartup (MenuID) {

	var a = '';

	for (var i=65; i< 65+26; i++) {
		a = String.fromCharCode (i);
		AlphabetImages [a] = new Image;
		AlphabetImages [a].src = '../shared/letters/' + String.fromCharCode (i + 32) + '1.gif';
	}
	
	for (var i=0; i <= 9; i++) {
		AlphabetImages [String(i)] = new Image;
		AlphabetImages [String(i)].src = '../shared/letters/' + String(i) + '1.gif';
	}

	CurMenuItemID = MenuID;
  if (document.all && (navigator.userAgent.indexOf ('Opera') < 0) ) {
    var DocMenuItemTD = document.all['menutd' + MenuID];
    var DocMenuItemTDb = document.all['menutd' + MenuID + 'b'];
    if (DocMenuItemTD != null) {
      DocMenuItemTD.style.backgroundColor = BGColorActive;
      DocMenuItemTDb.style.backgroundColor = BGColorActive;
    }
	}

} // function PageStartup


function LetterHigh (LetterID) {

	document.images['alphabet' + LetterID].src = AlphabetImages [LetterID].src;
	
} // function LetterHigh 


function LetterLow (LetterID) {

	document.images['alphabet' + LetterID].src= '../shared/letters/' + LetterID + '0.gif';
	
} // function LetterHigh