function productNavOn(id){
			
		var on = document.getElementById(id);
		on.style.backgroundColor="#0099FF";
	}
	
	function productNavOff(id){
		var on = document.getElementById(id);
		on.style.backgroundColor="#4CB7FF";
		
	}
	
	function aboutNavOn(id){
			
		var on = document.getElementById(id);
		on.style.backgroundColor="Black";
	}
	
	function aboutNavOff(id){
		var on = document.getElementById(id);
		on.style.backgroundColor="#999999";
		
	}
	
	function solutionNavOn(id){
			
		var on = document.getElementById(id);
		on.style.backgroundColor="#8C8C8C";
	}
	
	function solutionNavOff(id){
		var on = document.getElementById(id);
		on.style.backgroundColor="#B4B4B4";
		
	}