function rollOverOn(myID){
    
  theThing = document.getElementById(myID);
   
  var theThingSrc = theThing.src 
  
  var theThingSrcA = new Array();
  
  var findTheThingExt = theThingSrc.lastIndexOf('.');
  
  theThingSrcA[0] = theThingSrc.substring(0,findTheThingExt);
  theThingSrcA[1] = theThingSrc.substr(findTheThingExt,4);
  
  theThing.src = theThingSrcA[0] + '_x' + theThingSrcA[1];
}


function rollOverOff(myID){

  theThing = document.getElementById(myID);
  
  var theThingSrc = theThing.src 
  
  var theThingSrcA = new Array();
  
  var findTheThingExt = theThingSrc.lastIndexOf('.');
  
  theThingSrcA[0] = theThingSrc.substring(0,findTheThingExt);
  theThingSrcA[1] = theThingSrc.substr(findTheThingExt,4);
  
  theThing.src = theThingSrcA[0].substring(0,(theThingSrcA[0].length-2)) + theThingSrcA[1];
}






function setRollOvers(){

 try{
	document.getElementById('nav01-link').onmouseover = function(){rollOverOn('nav01');} 
	document.getElementById('nav01-link').onmouseout = function(){rollOverOff('nav01');}
	
	document.getElementById('nav01-link').onfocus = function(){this.blur();}
		
 }
	catch(err){
 }
 
 try{
	document.getElementById('nav02-link').onmouseover = function(){rollOverOn('nav02');} 
	document.getElementById('nav02-link').onmouseout = function(){rollOverOff('nav02');}
	
	document.getElementById('nav02-link').onfocus = function(){this.blur();}

 }
	catch(err){
 }
 
 try{
	document.getElementById('nav03-link').onmouseover = function(){rollOverOn('nav03');} 
	document.getElementById('nav03-link').onmouseout = function(){rollOverOff('nav03');}
	
  document.getElementById('nav03-link').onfocus = function(){this.blur();}

 }
	catch(err){
 }
 
 try{
	document.getElementById('nav04-link').onmouseover = function(){rollOverOn('nav04');} 
	document.getElementById('nav04-link').onmouseout = function(){rollOverOff('nav04');}
	
	document.getElementById('nav04-link').onfocus = function(){this.blur();}

 }
	catch(err){
 }
 
 try{
	document.getElementById('nav05-link').onmouseover = function(){rollOverOn('nav05');} 
	document.getElementById('nav05-link').onmouseout = function(){rollOverOff('nav05');}
	
	document.getElementById('nav05-link').onfocus = function(){this.blur();}

 }
	catch(err){
 }
 
 try{
	document.getElementById('nav06-link').onmouseover = function(){rollOverOn('nav06');} 
	document.getElementById('nav06-link').onmouseout = function(){rollOverOff('nav06');}
	
	document.getElementById('nav06-link').onfocus = function(){this.blur();}

 }
	catch(err){
 }
 
 try{
	document.getElementById('nav07-link').onmouseover = function(){rollOverOn('nav07');} 
	document.getElementById('nav07-link').onmouseout = function(){rollOverOff('nav07');}
	
	document.getElementById('nav07-link').onfocus = function(){this.blur();}

 }
	catch(err){
 }
  
 
  
}