shopCart = {

	same_as_billing: function(chk_box){
		
		if(chk_box.checked == true){
			$('ship_info').blindUp({duration: .3});
		}else{
			$('ship_info').blindDown({duration: .3});			
		}
		
		if($('ship_info').style.display = 'none'){
			$('ship_info').style.display = 'block';
		}else{
			$('ship_info').style.display = 'none';
		}
		
	}
	
}