window.onload=initAll
var thisPage = location.href;

function initAll(){
  if (thisPage.indexOf("view") > 0) {     
     document.getElementById("topnavpanel").style.background = "url(/images/eventtopnav.jpg) no-repeat";
     document.getElementById("footerpanel").style.background = "url(/images/eventfooter.jpg) no-repeat";
     changeMainBodyWidth();
  }
  else { 
    setNavCat();  
  }
  displayMainBody();
  CurrentNavLink();
}


function setDisplayOn(e){
  element = document.getElementById(e);
  if (element){
    //if IE
    if (element.currentStyle){
       element.style.display='block';
    }else{
     //if FF
     element.setAttribute( 'style', 'display:block');
    }
  }
}

function setNavCat() {
  if (thisPage.indexOf("service") > 0 ) { 	
   //display services 
    setDisplayOn('navCatBlock8');
  } else {
    setDisplayOn('navCatBlock6');
  }
  setDisplayOn('navCatBlock18');
  setDisplayOn('navCatBlock19');
  setDisplayOn('navCatBlock20');
  setDisplayOn('navCatBlock22');
}

function CurrentNavLink() {
  if (!document.getElementsByTagName) return; 
  var anchors = document.getElementsByTagName("a"); 

  for (var i=0; i<anchors.length; i++) { 
    var anchor = anchors; 
    thisHREF = anchor[i].getAttribute("href");
    if ((thisHREF == thisPage) && (anchor[i].className == 'nav')){ 
       //this is the left nav
       anchor[i].className = "current";
       break;
    }
    else if ((thisHREF == thisPage) && (anchor[i].parentNode.tagName == 'LI')){
      //This is the top nav
      anchor[i].style.color = "#008c99";
      break;
    } 
  }
} 


function changeMainBodyWidth() {
  var tds= document.getElementById('mainbody').getElementsByTagName('td')[1]; 
  tds.style.width = "886px";
  tds.style.background = "url(/images/eventmaincontent.jpg) no-repeat";
}

function displayMainBody() {
    var mainBody = document.getElementById('mainbody');    
    mainBody.style.visible="visible";
    mainBody.style.display="block"; 
}