var preloadImages = new Array();

var loadedImages = new Array();



preloadImages[0] = "images/studygroups_on.gif";

preloadImages[1] = "images/events_on.gif";

preloadImages[2] = "images/rd_on.gif";

preloadImages[3] = "images/opportunities_on.gif";

preloadImages[4] = "images/links_on.gif";

preloadImages[5] = "images/aboutcptm_on.gif";



function loadImages()

{

	var tmpImg, i;

	

	for(i=0; i<preloadImages.length; i++) {

		tmpImg = new Image();

		tmpImg.src = preloadImages[i];

		loadedImages[i] = tmpImg;

	}//for

}//loadImages



function imgOn(imgName)

{

	document.images[imgName].src = "images/" + imgName + "_on.gif";

}//imgOn



function imgOff(imgName)

{

	document.images[imgName].src = "images/" + imgName + "_off.gif";

}//imgOff