function func(new_location) {
   var winWidth       = 0.7*screen.width;
   var winHeight      = 0.7*screen.width;
   var origX          = 0.25*screen.width;
   var origY          = 0.25*screen.height;
   winRefQueue        = window.open(new_location,'','resizable,width=' + winWidth + ',height=' + winHeight + ',screenX=' + origX + ',screenY=' + origY + ',left=' + origX + ',top=' + origY);
   winRefQueue.opener = this.window;
}