aboutOver = new Image
faqsOver = new Image
lecturesOver = new Image
linksOver = new Image
publicationsOver = new Image
quickhelpOver = new Image
researchOver = new Image
servicesOver = new Image

aboutOff = new Image
faqsOff = new Image
lecturesOff = new Image
linksOff = new Image
publicationsOff = new Image
quickhelpOff = new Image
researchOff = new Image
servicesOff = new Image

aboutOver.src="about_over.gif"
faqsOver.src="faqs_over.gif"
lecturesOver.src="lectures_over.gif"	
linksOver.src="links_over.gif"
publicationsOver.src="publications_over.gif"
quickhelpOff.src="quickhelp_over.gif"
researchOver.src="research_over.gif"
servicesOver.src="services_over.gif"

aboutOff.src="about_off.gif"
faqsOff.src="faqs_off.gif"
lecturesOff.src="lectures_off.gif"
linksOff.src="links_off.gif"
publicationsOff.src="publications_off.gif"
quickhelpOff.src="quickhelp_off.gif"
researchOff.src="research_off.gif"
servicesOff.src="services_off.gif"
	
function imgOver(thisImg){
	document[thisImg].src = thisImg + "_over.gif"
	}

function imgOut(thisImg){
	document[thisImg].src= thisImg + "_off.gif"
	}