rem: window.openDialog(  "chrome: "_blank", "scrollbars,resizable,chrome,dialog=no", this.target.ownerDocument.location.href); 
add: window.openDialog(  "chrome: "_blank", "scrollbars,resizable,chrome,dialog=no", this.target.ownerDocument.location.href, "charset=" + this.target.ownerDocument.characterSet); 
context:     viewFrameSource : function () {    window.openDialog(  "chrome://navigator/content/viewSource.xul",                        "_blank",                        "scrollbars,resizable,chrome,dialog=no",                        this.target.ownerDocument.location.href);    },
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/35dade1ebc5332f56eed1c52a3de8e7b480696f9/nsContextMenu.js/clean/xpfe/communicator/resources/content/nsContextMenu.js