function GoOpen(img_name,W,H)
{
var sHeight = screen.height-50;
var sWidth = screen.width-50;
var sLeft = screen.availLeft;
var sTop = screen.availTop;
var Width = W+40;
var Height = H+30;
if(Width > sWidth){Width=sWidth;}
if(Height > sHeight){Height=sHeight;}
var options ="resizable=yes,scrollbars=yes,width="+Width.toString()+",height="+Height.toString()+",left=0,top=0";
Iwin = window.open('','Image',options);
Iwin.document.write("Image");
// Iwin.document.write("");
Iwin.document.write("");
Iwin.document.write("
");
}