var current_div;
var current_menuitem;
var current_frame=null;

if (document.images)
  {
    menu_home_on = new Image(); menu_home_on.src = "images/menu_home_on.jpg";
    menu_home_off = new Image(); menu_home_off.src = "images/menu_home_off.jpg";
    menu_home_over = new Image(); menu_home_over.src = "images/menu_home_over.jpg";
    menu_std_table_on = new Image(); menu_std_table_on.src = "images/menu_std_table_on.jpg";
    menu_std_table_off = new Image(); menu_std_table_off.src = "images/menu_std_table_off.jpg";
    menu_std_table_over = new Image(); menu_std_table_over.src = "images/menu_std_table_over.jpg";
    menu_options_accessories_on = new Image(); menu_options_accessories_on.src = "images/menu_options_accessories_on.jpg";
    menu_options_accessories_off = new Image(); menu_options_accessories_off.src = "images/menu_options_accessories_off.jpg";
    menu_options_accessories_over = new Image(); menu_options_accessories_over.src = "images/menu_options_accessories_over.jpg";
    menu_party_league_on = new Image(); menu_party_league_on.src = "images/menu_party_league_on.jpg";
    menu_party_league_off = new Image(); menu_party_league_off.src = "images/menu_party_league_off.jpg";
    menu_party_league_over = new Image(); menu_party_league_over.src = "images/menu_party_league_over.jpg";
    menu_contact_on = new Image(); menu_contact_on.src = "images/menu_contact_on.jpg";
    menu_contact_off = new Image(); menu_contact_off.src = "images/menu_contact_off.jpg";
    menu_contact_over = new Image(); menu_contact_over.src = "images/menu_contact_over.jpg";
  }


function lightup(menuItem){
    if (document.images)
      {
	if(menuItem != current_menuitem){
 	       document.images[menuItem].src = eval(menuItem + "_over.src");
	}
      }
  }

function turnoff(menuItem){
    if (document.images)
      {
	if(menuItem != current_menuitem){
        	document.images[menuItem].src = eval(menuItem + "_off.src");
	}
      }
  }

function setMenuItem(menuItem){

	if(current_frame==null){
		current_frame = document.getElementById('menu_frame');
	}
	for(i=0;i<document.images.length;i++){
		  if(document.images[i].name.substring(0,5) == 'menu_'){
		  	if(document.images[i].name == menuItem){
				if(current_frame!=null){
					document.images[i].src = eval(document.images[i].name + "_on.src");
					current_frame.src = "web/" + menuItem + ".html";
				}
				else{
					document.images[i].src = eval("menu_home_on.src");
					for(j=0;j<window.frames.length;j++){
						alert("frame found=" + window.frames[j]);
					}
				}
		//	showDiv(menuItem + '_div');  
				current_menuitem = menuItem;
		  	}
		  	else{
				document.images[i].src = eval(document.images[i].name + "_off.src");
		  	}
		}
	}
}

function setParentMenuItem(menuItem){

	var parent_doc = window.parent.document;
	var parent_frame = findObj("menu_frame", parent_doc);

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

		  if(parent_doc.images[i].name.substring(0,5) == 'menu_'){
		  	if(parent_doc.images[i].name == menuItem){
				parent_doc.images[i].src = eval("parent." + parent_doc.images[i].name + "_on.src");
				parent_frame.src = "web/" + menuItem + ".html";
		//	showDiv(menuItem + '_div');  
				current_menuitem = menuItem;
		  	}
		  	else{
				parent_doc.images[i].src = eval("parent."+ parent_doc.images[i].name + "_off.src");
		  	}
		}
	}
}

function findObj(n, d) { 
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=findObj(n,d.layers[i].document); return x;
}


function showHideMenu(div_name, show) { 

  var obj = findObj(div_name);
  var vis = 'hidden';
  
  if(obj!=null){
	var objstyle = obj.style;
	if(objstyle!=null){ 
		if(show=="y"){
			vis = 'visible';
		}
		objstyle.visibility = vis;
	} 
  }
}

function showDiv(div_name) { 

  var obj = findObj(div_name);
  
  if(obj!=null){
	if(current_div!=null){
		current_div.style.visibility = 'hidden';	
	}
	current_div = obj;
	var objstyle = obj.style;
	if(objstyle!=null){ 
		objstyle.visibility = 'visible';
	} 

  }
}