// code for rollover images
function mouseover(imgName) {
	if(document.images) {
		// get the image type
		suffixType = imgName.src.substring(imgName.src.lastIndexOf("."),imgName.src.length);
		
		// swap to new image
		if (imgName.src.indexOf("_ov") == -1) {
			imgName.src = imgName.src.substring(0,(imgName.src.indexOf(suffixType))) + "_ov" + suffixType;
		}
	}
}

function mouseout(imgName) {
	if(document.images) {
		// get the image type
		suffixType = imgName.src.substring(imgName.src.lastIndexOf("."),imgName.src.length);
		
		// swap image back to original
		if (imgName.src.indexOf("_ov") != -1) {
			imgName.src = imgName.src.substring(0,(imgName.src.indexOf("_ov"))) + suffixType;
		}
	}
}


var myimages=new Array()
function preloadimages(){
for (i=0;i<preloadimages.arguments.length;i++){
myimages[i]=new Image()
myimages[i].src=preloadimages.arguments[i]
}
}

preloadimages("images/navg/aboutme_ov.png","images/navg/downloadcv_ov.png","images/navg/contactme_ov.png");