var menuActive = true;

var seperator = '_';

var onMenu=true;

var dropdownmenuActive =true;

var currentMenu ='';

function positionToMarker(target, marker, offsetLeft, offsetTop) {

  marker=document.getElementById(marker);

  target=document.getElementById(target);

  while (marker.offsetParent) {

    offsetLeft+=marker.offsetLeft;

    offsetTop+=marker.offsetTop;

    marker=marker.offsetParent;

  }

  if (offsetLeft+target.offsetWidth > document.body.offsetWidth) offsetLeft= document.body.offsetWidth - target.offsetWidth;

  target.style.top=offsetTop+'px';

  target.style.left=offsetLeft+'px';

  target.style.visibility='visible';

  target.style.zIndex=2;

}

function generateMenus() { for (var i=0; i<menus.length; i++) { generateMenu(eval('menu'+menus[i]),menus[i]); } }



function generateMenu(menuItem, path) {

  var menuCode = '<div id="menu' + path + '" class="submenu"><table border="0" cellpadding="0" cellspacing="0" width="150">\n';

  if (path!='') path+=seperator;

  for (var i=0; i<menuItem.length; i++) {

    var itemName=menuItem[i][0];

	var itemAction=menuItem[i][1];

    var itemTarget=itemName;

    if (itemAction=='') {

	  itemAction="selectMenu('"+path+i+"')";

    } else {

	  itemAction="document.location='"+itemAction+"';";

    }

    if (typeof(menuItem[i][2])=='object') {

      menuCode += '  <tr id="'+path+i+'" class="menuInactive" onmouseover="menuOn(\''+path+i+'\',this.offsetWidth,1);" onmouseout="menuOff();" onclick="'+itemAction+'"><td style="padding-left:10px">'+itemTarget+'</td><td align="right" class="menuArrow"><a href="#menu'+path+i+'"><img src="menu/arrow.gif" height=15 width=15></a></td></tr>\n';

     generateMenu(menuItem[i][2],path+i,itemName);

    }

    else if (itemName=='<<seperator>>') menuCode += '<tr><td colspan="2" onmouseover="menuOn(\''+path+i+'\');" onmouseout="menuOff();" onclick="'+itemAction+'"><img src="images/spacer.gif" width="100%" height="2"></td></tr>\n';

    else menuCode += '  <tr height="17" id="'+path+i+'" class="menuInactive" onmouseover="menuOn(\''+path+i+'\');" onmouseout="menuOff();" onclick="'+itemAction+'"><td colspan="2" style="padding-left:10px">'+itemTarget+'</td></tr>\n';



}

  document.write(menuCode + '</table></div>\n\n');

}

function changeMenu(menu, visibility) {

  var nav = ["about","itineraries","us","info"];

  clearTimeout(timerId);

  (visibility == 'visible') ? className = 'menuActive' : className = 'menuInactive';

  path = menu.split(seperator);

  var menu='';

  for (i=0; i<path.length; i++) {

    menu += path[i];

    if (document.getElementById(menu)) document.getElementById(menu).className = className;

	if (menu!='' && document.getElementById('menu'+menu)) document.getElementById('menu'+menu).style.visibility = visibility;

    menu += seperator;

  }

  if (document.all) {

    var formvisibility = (visibility == 'visible') ? 'hidden':'inherit'; 

    for (var j=0; j<document.forms.length; j++) {

      for (var k=0; k<document.forms[j].elements.length; k++){ 

	    if(document.forms[j].elements[k].options) { 

		  document.forms[j].elements[k].style.visibility = formvisibility;

		  if(document.forms[j].elements[k].parentNode){

			if(document.forms[j].elements[k].parentNode.tagName!='SPAN' && document.forms[j].elements[k].parentNode.id!='ob_selShaddow_'+j+'_'+k) document.forms[j].elements[k].outerHTML='<span id="ob_selShaddow_'+j+'_'+k+'">'+document.forms[j].elements[k].outerHTML+'</span>';

			document.forms[j].elements[k].parentNode.style.cssText=(formvisibility=='hidden')? 'background-color:#eee;' : '';

		  }

		}

	  }

    }

  }

}



var timerId;

function menuOff() { timerId = setTimeout("changeMenu('"+currentMenu+"','hidden')",200); } //turn off current menu path



function menuOn(menu, x, y) {

  if (menuActive==false) return;

  if (document.getElementById('menu'+menu)) positionToMarker('menu'+menu, menu, x, y);

  if (currentMenu!='') changeMenu(currentMenu, 'hidden');

  changeMenu(menu, 'visible');

  currentMenu = menu;

}



function selectMenu(menu) {

  onMenu=true;

  if (menu) {

    document.getElementById('menu'+menu).style.backgroundColor='#FFFFFF';

    setTimeout("document.getElementById('menu"+menu+"').style.backgroundColor='#eeeeee'",100);

    setTimeout("document.getElementById('menu"+menu+"').style.backgroundColor='#cccccc'",200);

    setTimeout("document.getElementById('menu"+menu+"').style.backgroundColor='#eeeeee'",300);

  }

}