// crystalra.com global js functions

window.onload = function() {
    startList();
}


startList = function() {
if (document.all && document.getElementById) {
navRoot = document.getElementById("mainnav");
for (i=0; i<navRoot.childNodes.length; i++) {
  node = navRoot.childNodes[i];
  if (node.nodeName=="LI") {
  node.onmouseover=function() {
  this.className+=" over";
    }
  node.onmouseout=function() {
  this.className=this.className.replace
      (" over", "");
   }
   }
  }
 }
}

function tabOn(id) {
	
	if (id == '1') { var tab = document.getElementById('navAirchart'); var whichtab = "transparent url(img/nav/navhome.gif) 0 -23px no-repeat"; } else
	if (id == '2') { var tab = document.getElementById('navEndeavor'); var whichtab = "transparent url(img/nav/navhome.gif) -108px -23px no-repeat"; } else
	if (id == '3') { var tab = document.getElementById('navAirman'); var whichtab = "transparent url(img/nav/navhome.gif) -229px -23px no-repeat"; } else
	if (id == '4') { var tab = document.getElementById('navSafety'); var whichtab = "transparent url(img/nav/navhome.gif) -363px -23px no-repeat"; } else
	if (id == '5') { var tab = document.getElementById('navMedia'); var whichtab = "transparent url(img/nav/navhome.gif) -474px -23px no-repeat"; }
	
	tab.style.background = "red";
}

function tabOff(id) {
	
	if (id == '1') { var tab = document.getElementById('navAirchart'); var wichtab = "transparent url(img/nav/navhome.gif) 0 0 no-repeat"; } else
	if (id == '2') { var tab = document.getElementById('navEndeavor'); var whichtab = "transparent url(img/nav/navhome.gif) -108px 0 no-repeat"; } else
	if (id == '3') { var tab = document.getElementById('navAirman'); var whichtab = "transparent url(img/nav/navhome.gif) -229px 0 no-repeat"; } else
	if (id == '4') { var tab = document.getElementById('navSafety'); var whichtab = "transparent url(img/nav/navhome.gif) -363px 0 no-repeat"; } else
	if (id == '5') { var tab = document.getElementById('navMedia'); var whichtab = "transparent url(img/nav/navhome.gif) -474px 0 no-repeat"; }
	
	tab.style.background = "blue";
	alert("blue");
	}