// define browser version
var browserVersion = parseInt (navigator.appVersion);

// preload images
function imgPreload (path)
{
	if (browserVersion > 2)
	{
		// 1st level menu
		imgHome = new Image();
		imgHome.src = path + 'l_home.gif';
		imgHomeAct = new Image();
		imgHomeAct.src = path + 'lh_home.gif';

		imgSvc = new Image();
		imgSvc.src = path + 'l_svc.gif';
		imgSvcAct = new Image();
		imgSvcAct.src = path + 'lh_svc.gif';

		imgEmp = new Image();
		imgEmp.src = path + 'l_emp.gif';
		imgEmpAct = new Image();
		imgEmpAct.src = path + 'lh_emp.gif';

		imgCand = new Image();
		imgCand.src = path + 'l_cand.gif';
		imgCandAct = new Image();
		imgCandAct.src = path + 'lh_cand.gif';

		imgAss = new Image();
		imgAss.src = path + 'l_ass.gif';
		imgAssAct = new Image();
		imgAssAct.src = path + 'lh_ass.gif';

		imgAbt = new Image();
		imgAbt.src = path + 'l_abt.gif';
		imgAbtAct = new Image();
		imgAbtAct.src = path + 'lh_abt.gif';

		imgHire = new Image();
		imgHire.src = path + 'l_hire.gif';
		imgHireAct = new Image();
		imgHireAct.src = path + 'lh_hire.gif';

		imgCont = new Image();
		imgCont.src = path + 'l_cont.gif';
		imgContAct = new Image();
		imgContAct.src = path + 'lh_cont.gif';
		
		// 2nd level menu
		imgFaq = new Image();
		imgFaq.src = path + 'ls_faq.gif';
		imgFaqAct = new Image();
		imgFaqAct.src = path + 'lsh_faq.gif';

		imgScr = new Image();
		imgScr.src = path + 'ls_scr.gif';
		imgScrAct = new Image();
		imgScrAct.src = path + 'lsh_scr.gif';

		imgWhy = new Image();
		imgWhy.src = path + 'ls_why.gif';
		imgWhyAct = new Image();
		imgWhyAct.src = path + 'lsh_why.gif';

		imgProd = new Image();
		imgProd.src = path + 'ls_prod.gif';
		imgProdAct = new Image();
		imgProdAct.src = path + 'lsh_prod.gif';

		imgQa = new Image();
		imgQa.src = path + 'ls_qa.gif';
		imgQaAct = new Image();
		imgQaAct.src = path + 'lsh_qa.gif';

		imgBene = new Image();
		imgBene.src = path + 'ls_bene.gif';
		imgBeneAct = new Image();
		imgBeneAct.src = path + 'lsh_bene.gif';
	}

	return true;
}

// rollover image
function imgLoad (nameTarget, imgName)
{
	if (browserVersion > 2)
		if (document.images)
			document[nameTarget].src = imgName;

	return true;
}