function zoom (img,width,height) {

	var newWidth=width*1.5;
	var newHeight=height*1.5;
	
	if (newWidth>300) {
		newWidth=300;
		newHeight=(300/width)*height;
	}
	img.width=newWidth;
	img.height=newHeight;
	
	img.style.position="relative";
	img.style.left=(-newWidth*0.25)+"px";
	img.style.top=(-newHeight*0.25)+"px";
	img.style.zIndex=5;
	
	
	//img.setAttribute("style","position: relative; left: "+(-width*0.25)+"px; top: "+(-height*0.25)+"px; z-index: 5;");
	return false;
}


function unzoom (img,width,height) {
	//img.style.position="inline";
	img.style.left=0;
	img.style.top=0;
	img.style.zIndex=0;

	img.setAttribute("style","position: inline;");
	img.width=width;
	img.height=height;
	return false;
}