function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

<!--- Old Popup Image Script
// Set the horizontal and vertical position for the popup

PositionX = 100;
PositionY = 100;

// Set these value approximately 20 pixels greater than the
// size of the largest image to be used (needed for Netscape)

defaultWidth  = 500;
defaultHeight = 500;

// Set autoclose true to have the window close automatically
// Set autoclose false to allow multiple popup windows

var AutoClose = true;

// Do not edit below this line...
// ================================
if (parseInt(navigator.appVersion.charAt(0))>=4){
var isNN=(navigator.appName=="Netscape")?1:0;
var isIE=(navigator.appName.indexOf("Microsoft")!=-1)?1:0;}
var optNN='scrollbars=no,width='+defaultWidth+',height='+defaultHeight+',left='+PositionX+',top='+PositionY;
var optIE='scrollbars=no,width=150,height=100,left='+PositionX+',top='+PositionY;
function popImage(imageURL,imageTitle){
if (isNN){imgWin=window.open('about:blank','',optNN);}
if (isIE){imgWin=window.open('about:blank','',optIE);}
with (imgWin.document){
writeln('<html><head><title>Loading...</title><style>body{margin:0px;}</style>');writeln('<sc'+'ript>');
writeln('var isNN,isIE;');writeln('if (parseInt(navigator.appVersion.charAt(0))>=4){');
writeln('isNN=(navigator.appName=="Netscape")?1:0;');writeln('isIE=(navigator.appName.indexOf("Microsoft")!=-1)?1:0;}');
writeln('function reSizeToImage(){');writeln('if (isIE){');writeln('window.resizeTo(100,100);');
writeln('width=100-(document.body.clientWidth-document.images[0].width);');
writeln('height=100-(document.body.clientHeight-document.images[0].height);');
writeln('window.resizeTo(width+10,height);}');writeln('if (isNN){');
writeln('window.innerWidth=document.images["George"].width;');writeln('window.innerHeight=document.images["George"].height;}}');
writeln('function doTitle(){document.title="'+imageTitle+'";}');writeln('</sc'+'ript>');
if (!AutoClose) writeln('</head><body bgcolor=000000 scroll="no" onload="reSizeToImage();doTitle();self.focus()">')
else writeln('</head><body bgcolor=000000 scroll="no" onload="reSizeToImage();doTitle();self.focus()" onblur="self.close()">');
writeln('<img name="George" src='+imageURL+' style="display:block"></body></html>');
close();
}}
// Set the horizontal and vertical position for the popup

PositionX = 100;
PositionY = 100;

// Set these value approximately 20 pixels greater than the
// size of the largest image to be used (needed for Netscape)

defaultWidth  = 500;
defaultHeight = 500;

// Set autoclose true to have the window close automatically
// Set autoclose false to allow multiple popup windows

var AutoClose = true;

// Do not edit below this line...
// ================================
function popImage(imageURL,imageTitle){
var imgWin = window.open('','_blank','scrollbars=no,resizable=1,width='+defaultWidth+',height='+defaultHeight+',left='+PositionX+',top='+PositionY);
if( !imgWin ) { return true; } //popup blockers should not cause errors
imgWin.document.write('<html><head><title>'+imageTitle+'<\/title><script type="text\/javascript">\n'+
'function resizeWinTo() {\n'+
'if( !document.images.length ) { document.images[0] = document.layers[0].images[0]; }'+
'var oH = document.images[0].height, oW = document.images[0].width;\n'+
'if( !oH || window.doneAlready ) { return; }\n'+ //in case images are disabled
'window.doneAlready = true;\n'+ //for Safari and Opera
'var x = window; x.resizeTo( oW + 200, oH + 200 );\n'+
'var myW = 0, myH = 0, d = x.document.documentElement, b = x.document.body;\n'+
'if( x.innerWidth ) { myW = x.innerWidth; myH = x.innerHeight; }\n'+
'else if( d && d.clientWidth ) { myW = d.clientWidth; myH = d.clientHeight; }\n'+
'else if( b && b.clientWidth ) { myW = b.clientWidth; myH = b.clientHeight; }\n'+
'if( window.opera && !document.childNodes ) { myW += 16; }\n'+
'x.resizeTo( oW = oW + ( ( oW + 200 ) - myW ), oH = oH + ( (oH + 200 ) - myH ) );\n'+
'var scW = screen.availWidth ? screen.availWidth : screen.width;\n'+
'var scH = screen.availHeight ? screen.availHeight : screen.height;\n'+
'if( !window.opera ) { x.moveTo(Math.round((scW-oW)/2),Math.round((scH-oH)/2)); }\n'+
'}\n'+
'<\/script>'+
'<\/head><body onload="resizeWinTo();"'+(AutoClose?' onblur="self.close();"':'')+'>'+
(document.layers?('<layer left="0" top="0">'):('<div style="position:absolute;left:0px;top:0px;display:table;">'))+
'<img src='+imageURL+' alt="Loading image ..." title="" onload="resizeWinTo();">'+
(document.layers?'<\/layer>':'<\/div>')+'<\/body><\/html>');
imgWin.document.close();
}