//nav
if(document.images) {
	goHm = new Image ;
	goHm1 = new Image ;
	goSol = new Image ;
	goSol1 = new Image ;
	goProd = new Image ;
	goProd1 = new Image ;
	goSup = new Image ;
	goSup1 = new Image ;
	goRes = new Image ;
	goRes1 = new Image ;
	goCo = new Image ;
	goCo1 = new Image ;
	goPurch = new Image ;
	goPurch1 = new Image ;
	
	goHm.src = "/img/nav/hm.jpg" ;
	goHm1.src = "/img/nav/hm1.jpg" ;
	goSol.src = "/img/nav/sol.jpg" ;
	goSol1.src = "/img/nav/sol1.jpg" ;
	goProd.src = "/img/nav/prod.jpg" ;
	goProd1.src = "/img/nav/prod1.jpg" ;
	goSup.src = "/img/nav/sup.jpg" ;
	goSup1.src = "/img/nav/sup1.jpg" ;
	goRes.src = "/img/nav/res.jpg" ;
	goRes1.src = "/img/nav/res1.jpg" ;
	goCo.src = "/img/nav/co.jpg" ;
	goCo1.src = "/img/nav/co1.jpg" ;
	goPurch.src = "/img/nav/purch.jpg" ;
	goPurch1.src = "/img/nav/purch1.jpg" ;
}
else {
	goHm.src = "" ;
	goHm1.src = "" ;
	goSol.src = "" ;
	goSol1.src = "" ;
	goProd.src = "" ;
	goProd1.src = "" ;
	goSup.src = "" ;
	goSup1.src = "" ;
	goRes.src = "" ;
	goRes1.src = "" ;
	goCo.src = "" ;
	goCo1.src = "" ;
	goPurch.src = "" ;
	goPurch1.src = "" ;
}