function popUpImg(img) {
   myImg = new Image();
   myImg.src = img;
   var width = myImg.width;
   var height = myImg.height;
   imgWin = window.open('', 'imgWinName', 'width=' + width + ', height=' + height);
 
   with (imgWin.document) {
      open();
      write('<HTML>');
      write(' <HEAD>');
      write(' <title>imgWin</title>');
      write(' </HEAD>');
      write(' <BODY style="margin: 0px;" onLoad="self.focus();">');
      write(' <a href="" onClick="JavaScript:self.close()">')
      write(' <img src="' + img + '" alt="popUpImage" title="popUpImage" border="0"></a>');
      write(' </BODY>');
      write('</HTML>');
      close();
   }
} 

<!-- Idea by:  Nic Wolfe (Nic@TimelapseProductions.com) -->
<!-- Web URL:  http://fineline.xs.mw -->

<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->

function popUp(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=500,height=600');");
}

