image1= new Image(); 
  image1.src="/oswald_logistics/images/portal_trucking.jpg"; 
	
  image2= new Image(); 
  image2.src="/oswald_logistics/images/portal_trucking_ro.jpg"; 
  
  image3= new Image(); 
  image3.src="/oswald_logistics/images/portal_courier_ro.jpg"; 
  
  image4= new Image(); 
  image4.src="/oswald_logistics/images/portal_courier.jpg"; 
  
  image5= new Image(); 
  image5.src="/oswald_logistics/images/portal_storage.jpg"; 
  
  image6= new Image(); 
  image6.src="/oswald_logistics/images/portal_storage_ro.jpg"; 
  


/********************\
 )		subnav		(
\********************/


function toggleRO(imageName,myimage){
		document.images[imageName].src= "/images/portal_"+myimage;
		
}

function validate(form){
	if (form.contactname.value == "" || form.email.value == ""){
		alert("Please fill in all required fields");
		return false;
	}
}