rem: else 
add: catch (ex) 
context: function st_marginclick (e, line){    if (getBreakpoint(this.fileName, line))    {        clearBreakpoint (this.fileName, line);    }    else    {        if (this.scriptContainer)            setBreakpoint (this.fileName, line);        else            setFutureBreakpoint (this.fileName, line);    }    console.sourceView.tree.invalidateRow(line - 1);}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/92b1e3b67c6c3ef1915d2a0e18c1fa7be21e200e/venkman-static.js/clean/extensions/venkman/resources/content/venkman-static.js