//-- Preload Navigation Images
$.preloadImages = function()
	{
	  for(var i = 0; i<arguments.length; i++)
	  {
	    $("<img>").attr("src", arguments[i]);
	  }
	}
	
	$.preloadImages(
		"/uploads/images/nav/home_on.png", 
		"/uploads/images/nav/services_on.png", 
		"/uploads/images/nav/examples_on.png", 
		"/uploads/images/nav/company_on.png", 
		"/uploads/images/nav/faq_on.png", 
		"/uploads/images/nav/simulations_on.png", 
		"/uploads/images/nav/project-sampler_on.png", 
		"/uploads/images/nav/ad-hopper_on.png", 
		"/uploads/images/nav/bridge-trunion_on.png", 
		"/uploads/images/nav/bulk-processing_on.png", 
		"/uploads/images/nav/cushioned-impact_on.png", 
		"/uploads/images/nav/deflection-study_on.png", 
		"/uploads/images/nav/deformation-study_on.png", 
		"/uploads/images/nav/drop-test_on.png", 
		"/uploads/images/nav/extension-flexion_on.png", 
		"/uploads/images/nav/fatigue-analysis_on.png", 
		"/uploads/images/nav/fatigue-study_on.png", 
		"/uploads/images/nav/gasket-study_on.png", 
		"/uploads/images/nav/gear-fatigue_on.png", 
		"/uploads/images/nav/heat-transfer_on.png", 
		"/uploads/images/nav/knee-joint_on.png", 
		"/uploads/images/nav/loader_on.png", 
		"/uploads/images/nav/recoil-spring_on.png", 
		"/uploads/images/nav/shaft-erosion_on.png", 
		"/uploads/images/nav/stress-study_on.png", 
		"/uploads/images/nav/the-perfect-storm_on.png", 
		"/uploads/images/nav/critical-infrastructure_on.png",
		"/uploads/images/nav/design-optimization_on.png",
		"/uploads/images/nav/due-diligence_on.png",
		"/uploads/images/nav/failure-analysis_on.png",
		"/uploads/images/nav/get-started_on.png",
		"/uploads/images/nav/site-map_on.png",
		"/uploads/images/nav/contact-us_on.png",
		"/uploads/images/nav/references_on.png",
		"/uploads/images/nav/privacy-statement_on.png"
	);


//-- Hover functionality
$(function() {
  $(".nav img").hover(function() {
	$(this).attr("src", $(this).attr("src").split("_off").join("_on"));
  }, function() {
	$(this).attr("src", $(this).attr("src").split("_on").join("_off"));
  });
});

//-- Show/Hide on FAQ and Examples page
$(function() {
	faqAttr = $("div").attr("faq");
	$(".faq").hide();			  
	  
	$("#faq a").click( function(){		
		faqid = $(this).attr("faq");
	  	ob = $("#"+faqid);

		if (ob.is(":hidden")) {
		  ob.slideDown();
		} else {
		  ob.slideUp();
		}
		$("div .faq").not(ob).slideUp();
	  return false;
	});
  
    $("#buttons .contract").click(function() {
  	  $(".faq").hide();
	  return false;	
    });	
  
    $("#buttons .expand").click(function() {
	  $(".faq").show();
	  return false;	
    });
  });