if (document.images) {	
		
   	home_on= new Image();				home_on.src="images/navigation/home2.gif";  
   	home_off= new Image();				home_off.src="images/navigation/home1.gif";  
	
	process_on= new Image();			process_on.src="images/navigation/process2.gif";  
   	process_off= new Image();			process_off.src="images/navigation/process1.gif";  
	
	family_on= new Image();				family_on.src="images/navigation/family2.gif";  
   	family_off= new Image();			family_off.src="images/navigation/family1.gif";  
	
	india_on= new Image();				india_on.src="images/navigation/india2.gif";  
   	india_off= new Image();				india_off.src="images/navigation/india1.gif";  
	
	usa_on= new Image();				usa_on.src="images/navigation/usa2.gif";  
   	usa_off= new Image();				usa_off.src="images/navigation/usa1.gif";  
		
	about_on= new Image();				about_on.src="images/navigation/about2.gif";  
   	about_off= new Image();				about_off.src="images/navigation/about1.gif";  
	
	contact_on= new Image();			contact_on.src="images/navigation/contact2.gif";  
   	contact_off= new Image();			contact_off.src="images/navigation/contact1.gif";  
	
	
}