// handles activity when thumbnail is clicked
function tnOnClick ( event, iTN, bPopupN ) {
	tnOnClickHelper( event, iTN, menuItems, bPopupN );
}

// Functions below were used to build menu page dynamically in Javascript
// They've all been replaced by MS Access code

var TnImgHeight = 120;
var TnImgWidth = 550;   // allow far expansion to right
var minItemsOnNormalPages = 3;  // for setting "short" pages
var minRightContentHeight = 435;  // for setting "short" pages

function addMenuItems( strTextContainer, strTnContainer, aItems) {
	var oTextCollection = document.getElementById( strTextContainer );
	var oTnCollection = document.getElementById( strTnContainer );
	
	for(var i=0; i<aItems.length; i++){
		// insert the menu text into the left side
		addMenuText( aItems, i, oTextCollection ) 
		// and the corresponding image into the right side
		addMenuTn( aItems, i, oTnCollection ) 
	}
	// Make "short" menu pages minimum length
	if ( aItems.length < minItemsOnNormalPages ) {
		var oDiv = document.getElementById("right_content");
		oDiv.style.height = minRightContentHeight.toString()+"px";
	}

}

function addMenuText( aItems, i, oTextColl ) {

	var oMenuText = document.createElement("div");

	if ( aItems[i][3] == tnacActionGoTo ) {
		oMenuText.innerHTML = "<p><a href='" + aItems[i][9] + "'>" +
			aItems[i][8] + "</p></a>";
	} else {
		oMenuText.innerHTML = "<p><a onclick='tnOnClick(event," + i.toString() + ")' >" +
			aItems[i][8] + "</p></a>";
	}
	oMenuText.className = "menu_text";
	oTextColl.appendChild(oMenuText);
}
function addMenuTn( aItems, i, oTnColl ) {
	var oMenuTn = addTn(  aItems, i, oTnColl, TnImgWidth, TnImgHeight, false, true );
	oMenuTn.className = "menu_thumbnail";
}