var navToggled = false;


function navHighlight(linkNum, state){
	
	var overHeightVar = '28px';			
	var newImage1 = "url(images/navbtn_prices_down.gif)";	
	var newImage2 = "url(images/navbtn_photo_gallery_down.gif)";
	var newImage3 = "url(images/navbtn_request_down.png)";
	var newImage4 = "url(images/navbtn_dealer_down.png)";
	var newImage5 = "url(images/navbtn_book_down.png)";	
	var newImage6 = "url(images/navbtn_exfeatures_down.png)";		

	if (linkNum == 1){				
		var navLink = document.getElementById('alnk2');		
		navLink.style.backgroundImage = newImage1;		
		navLink.style.height= overHeightVar;		
		//alert("linkNum = " + linkNum);
		}
		
	if (linkNum == 2){
		var navLink = document.getElementById('alnk3');		
		navLink.style.backgroundImage = newImage2;		
		navLink.style.height= overHeightVar;				
		}
		
	if (linkNum == 3){
		var navLink = document.getElementById('alnk4');		
		navLink.style.backgroundImage = newImage3;		
		navLink.style.height= overHeightVar;	
		
		}	
	
	if (linkNum == 4){
		var navLink = document.getElementById('alnk5');		
		navLink.style.backgroundImage = newImage4;		
		navLink.style.height= overHeightVar;	
			
		}	
	
	if (linkNum == 5){
		var navLink = document.getElementById('alnk6');		
		navLink.style.backgroundImage = newImage5;		
		navLink.style.height= overHeightVar;		
		}	
	
	if (linkNum == 6){
		var navLink = document.getElementById('alnk1');		
		navLink.style.backgroundImage = newImage6;		
		navLink.style.height= overHeightVar;	
		
		}	
		
	navToggled = true;

}

function refreshNav(linkOnNum){

		
		//var linkStr = "alnk" + linkOnNum; 
		//alert("refreshNav Function Called");
		//var navLink = document.getElementById(linkOnNum);
		//alert (linkOnNum);
		
		if (linkOnNum == 1){		
			var navLink = document.getElementById('alnk2');
			//newImage = "url(images/navbtn_exfeatures_up.png)";
		}
		
		if (linkOnNum == 2){		
			var navLink = document.getElementById('alnk3');
			//newImage = "url(images/navbtn_exfeatures_up.png)";
		}				
		
		if (linkOnNum == 3){		
			var navLink = document.getElementById('alnk4');
			//newImage = "url(images/navbtn_request_down.png)";

		}
		
		if (linkOnNum == 4){		
			var navLink = document.getElementById('alnk5');
			//newImage = "url(images/navbtn_request_down.png)";

		}
		
		if (linkOnNum == 5){		
			var navLink = document.getElementById('alnk6');
			//newImage = "url(images/navbtn_request_down.png)";
			

		}
		
		if (linkOnNum == 6){		
			var navLink = document.getElementById('alnk1');
			//newImage = "url(images/navbtn_request_down.png)";

		}
		
		
		navLink.style.backgroundImage = "";
		navLink.style.height= "";
		navToggled = false;
}