onLoad = "script command(s)"
onLoad event is fired when the image is finished being downloaded. For
example, the following code displays an alert box when the image is
SRC="../graphics/pumpkin.gif" ALT="picture of a pumpkin"
which gives us
onLoad is not a very reliable event handler. Netscape
particularly has trouble firing
onLoad when the image is malformed in some way
or if the image is loaded from cache instead of freshly downloaded from