function openImage(imageName,posLeft,posTop) {
imageWidth = document.getElementById("img").width;
imageHeight = document.getElementById("img").height;
newWindow = window.open("","newWindow","width="+(imageWidth+20)+",height="+imageHeight+",status=yes, scrollbars=yes, resizable=yes");
newWindow.document.open();
newWindow.document.write('Clique na Imagem para Ampliar');
newWindow.document.write('');
newWindow.document.write('