function imagePopWindow(imageName,imageWidth,imageHeight,alt,posLeft,posTop) {
	newWindow = window.open("","newWindow","width="+ imageWidth +" height=500 left=0 top=0 ,scrollbars=1");
	newWindow.document.open();
	newWindow.document.write('<html><title>'+alt+'</title><body bgcolor="#FFFFFF" leftmargin="0" topmargin="0" marginheight="0" marginwidth="0" onBlur="self.close()">'); 
	newWindow.document.write('<td align="center"><img src='+imageName+' width='+imageWidth+' height='+imageHeight+' alt='+alt+'></td>'); 
	newWindow.document.write('</body></html>');
	newWindow.document.close();
	newWindow.focus();
}
