IMG SRC tags and JavaScript

<IMG SRC="GetImage()" />

<script language="javascript">
   function GetImage() {return "imageName/imagePath.jpg"}
</script>

<img src="blank.png" id="image" alt="just nothing">
<script type="text/javascript">
    document.getElementById('image').src = "yourpicture.png";
</script>

<img src="javascript:GetImage()" />

function getImageUrl(img) {
   var imageSrc = "imageName/imagePath.jpg";
   if(img.src != imageSrc) { // don't get stuck in an endless loop
      img.src = imageSrc;
   }
}

<img src="http://yourdomain.com/images/empty.gif" onload="getImageUrl(this)" />

<img src="provideImage.aspx?someparameter=x" />

<img src="" id="myImage"/>
<script type="text/javascript">
  document.getElementById("myImage").src = GetImage();
</script>

<img src='blah' onerror="this.src='url to image'">

<a href="http://daily-photo.net"><img src="http://daily-photo.net/index.php/2011/02/02" width="200" class="size-full wp-image-1077" /></a>

<img src='images/test.jpg' onmouseover="alert(this.src);">