rem: "", "chrome,titlebar,resizable=yes",{msgWindow:msgWindow}); 
add: "", "centerscreen,chrome,titlebar,resizable=yes",{msgWindow:msgWindow}); 
context: function MsgSynchronizeOffline(){    dump("in MsgSynchronize() \n");     window.openDialog("chrome://messenger/content/msgSynchronize.xul",          "", "chrome,titlebar,resizable=yes",{msgWindow:msgWindow}); 		     }
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/8c7ba70734f2e228bdc1274e15ef973e982c4153/mailWindowOverlay.js/clean/mailnews/base/resources/content/mailWindowOverlay.js