<script language="JavaScript1.2">
<!--
/*
Screen resolution detection and notification Script-
© Dynamic Drive ([url]www.dynamicdrive.com)[/url]
For full source code, installation instructions,
100's more DHTML scripts, and Terms Of
Use, visit dynamicdrive.com
*/
var correctwidth=800
var correctheight=600
if (screen.width!=correctwidth||screen.height!=correctheight)
document.write("This webpage is bested viewed with screen resolution "+correctwidth+"*"+correctheight+". Your current resolution is "+screen.width+"*"+screen.height+". If possible, please change the resolution!")
//-->
</script>
<p><font face="Verdana" size="2">If Resolation &lt;&gt; 800*600 Then Show Error
Message :)</font></p>
<p>&nbsp;</p>