function go_to(url) {
  if(url!="") {
    document.location=url;
  }
}

var myMenuNodes = [
  { 
    id:'mhome', 
	image:'images/nuframe/home.jpg',
	mouseover_image:'images/nuframe/home_on.jpg',
    leftclick:function(e){go_to("index.html")}
  },{ 
    id:'mabout', 
	image:'images/nuframe/about.jpg',
	mouseover_image:'images/nuframe/about_on.jpg',
	leftclick:function(e){go_to("about.html")}
  },{ 
    id:'mproducts_services', 
	image:'images/nuframe/products.jpg',
	mouseover_image:'images/nuframe/products_on.jpg',
	leftclick:function(e){go_to("products.html")},	
	children:[
      { 
        id:'pschild1', 
	    label:'Roof Trusses',
		className:'level1',	
	    leftclick:function(e){go_to("roof_trusses.html")}
      },
	  { 
        id:'pschild2', 
	    label:'Wall Panels',
		className:'level1',	
	    leftclick:function(e){go_to("wall_panels.html")}
      },
	  { 
        id:'pschild3', 
	    label:'Engineering',
		className:'level1',	
	    leftclick:function(e){go_to("engineering.html")}
      },
	  { 
        id:'pschild4', 
	    label:'Framing',
		className:'level1',	
	    leftclick:function(e){go_to("framing.html")}
      }
	]
  },{ 
    id:'mcareers', 
	image:'images/nuframe/careers.jpg',
	mouseover_image:'images/nuframe/careers_on.jpg',
	leftclick:function(e){go_to("careers.html")}
  },{ 
    id:'mcontact', 
	image:'images/nuframe/contact.jpg',
	mouseover_image:'images/nuframe/contact_on.jpg',
	leftclick:function(e){go_to("contact.php")}
  }
];