var rfid_linkPreloadedImgs   = null;		// Global reference an array of link images
    var rfid_curMenuChoice       = null;		// Global reference to the current link menu choice
	
    function load(menuChoice) {
	  
	  var imgs = new Array();
	  imgs[0]  = 'images/link-home-mo.png';
	  imgs[1]  = 'images/link-home-mout.png';
	  imgs[2]  = 'images/link-proj-mo.png';
	  imgs[3]  = 'images/link-proj-mout.png';
	  imgs[4]  = 'images/link-ppl-mo.png';
	  imgs[5]  = 'images/link-ppl-mout.png';
	  imgs[6]  = 'images/link-pub-mo.png';
	  imgs[7]  = 'images/link-pub-mout.png';
	  imgs[8]  = 'images/link-pres-mo.png';
	  imgs[9]  = 'images/link-pres-mout.png';
	  imgs[10] = 'images/link-prss-mo.png';
	  imgs[11] = 'images/link-prss-mout.png';
	  imgs[12] = 'images/link-int-mo.png';
	  imgs[13] = 'images/link-int-mout.png';

	  rfid_linkPreloadedImgs = new Array();
	  rfid_preloadImages(imgs,rfid_linkPreloadedImgs);
	  
	  if(document.images){
	    rfid_curMenuChoice = menuChoice;
		rfid_menuMouseOver(menuChoice);
	  }
    }


	function rfid_preloadImages(imgSrc, imgArray) {		
		for(var i = 0; i < imgSrc.length; i++){
			imgArray[i]     = document.createElement('img');
			imgArray[i].src = imgSrc[i];
		}
	}


	function rfid_menuMouseOver(menuChoice){
		if(document.images) {
			switch(rfid_curMenuChoice){
				case "linkHome":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[1].src;
					break;
				case "linkProj":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[3].src;
					break;
				case "linkPpl":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[5].src;
					break;
				case "linkPub":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[7].src;
					break;
				case "linkPres":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[9].src;
					break;
				case "linkPrss":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[11].src;
					break;
				case "linkInt":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[13].src;
					break;
				default:
					break;
			} 
			
			switch(menuChoice){
				case "linkHome":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[0].src;
					break;
				case "linkProj":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[2].src;
					break;
				case "linkPpl":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[4].src;
					break;
				case "linkPub":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[6].src;
					break;
				case "linkPres":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[8].src;
					break;
				case "linkPrss":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[10].src;
					break;
				case "linkInt":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[12].src;
					break;
				default:
					break;
			}
		}
	}
	
	
	function rfid_menuMouseOut(menuChoice){
		if(document.images) {
			switch(menuChoice){
				case "linkHome":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[1].src;
					break;
				case "linkProj":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[3].src;
					break;
				case "linkPpl":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[5].src;
					break;
				case "linkPub":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[7].src;
					break;
				case "linkPres":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[9].src;
					break;
				case "linkPrss":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[11].src;
					break;
				case "linkInt":
					document.images[menuChoice].src = rfid_linkPreloadedImgs[13].src;
					break;
				default:
					break;
			}
			
			switch(rfid_curMenuChoice){
				case "linkHome":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[0].src;
					break;
				case "linkProj":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[2].src;
					break;
				case "linkPpl":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[4].src;
					break;
				case "linkPub":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[6].src;
					break;
				case "linkPres":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[8].src;
					break;
				case "linkPrss":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[10].src;
					break;
				case "linkInt":
					document.images[rfid_curMenuChoice].src = rfid_linkPreloadedImgs[12].src;
					break;
				default:
					break;
			}
		}
	}