[Javascript] A tool for JS debugging

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/*----------------------------------------------------------------------------/| Description : a write-log class for debugging. || Copyright(c) : Tencent Inc. ||-----------------------------------------------------------------------------|| Changes log ||-------------+---------------------------------------------------------------|| 2006/06/03 | Create by Moky (mokymo@tencent.com) ||-------------+---------------------------------------------------------------|| Created 2006/06/03 last updated 2006/06/03 |/----------------------------------------------------------------------------*/function CWinLog(){private:this.m_pLogWin = null;}CWinLog.prototype.Init = function(pLogWin){var ret = 0;if (!pLogWin){try{ret = this.Destroy();ret = this.Create();}catch(e){ret = -1;}}else{this.m_pLogWin = pLogWin;}if (ret != 0) return -1;if (!this.m_pLogWin) return -1;return 0;}CWinLog.prototype.Create = function(sURL, sName, sFeatures, bReplace){if (!sURL) sURL = "";if (!sName) sName = "log_win";if (!sFeatures) sFeatures = "menu=no,status=no,scrollbars=yes";if (!bReplace) bReplace = false;var pop_win = null;try{this.Destroy();pop_win = window.open(sURL, sName, sFeatures, bReplace);this.m_pLogWin = pop_win;this.m_pLogWin.document.writeln('<title>Javascript Log (v1.0 by Moky)</title>');this.m_pLogWin.document.writeln('<body bgcolor="#333333"><pre>');this.m_pLogWin.document.writeln('<font color="#CCCCCC" style="font-color:#CCCCCC; font-size:16px; font-family:" mce_style="font-color:#CCCCCC; font-size:16px; font-family:"Courier New">');}catch(e){return -1;}window.focus();if (!this.m_pLogWin) return -1;return 0;}CWinLog.prototype.Destroy = function(){if (!this.m_pLogWin) return -1;try{this.m_pLogWin.close();}catch(e){return -1;}return 0;}CWinLog.prototype.WriteLog = function(){if (!this.m_pLogWin) return -1;var now = new Date();var h = now.getHours();var m = now.getMinutes();var s = now.getSeconds();var ms = now.getMilliseconds();if (h < 10) h = "0" + h;if (m < 10) m = "0" + m;if (s < 10) s = "0" + s;if (ms < 10) ms = "00" + ms; else if (ms < 100) ms = "0" + ms;var line_head = "[" + h + ":" + m + ":" + s + "." + ms + "] ";var arg = "";for (var x = 0; x < arguments.length; x++){arg += arguments[x];}arg = arg.replace(/</g, "<");try{this.m_pLogWin.document.writeln(line_head, arg);this.m_pLogWin.scrollBy(0, 256);}catch(e){return -1;}return 0;}////////////////////////////////////////////////////////var g_Log = new CWinLog();//发布时需要关闭log，把下面一行注释掉即可g_Log.Init();/*//test...g_Log.WriteLog("---- starting ----");g_Log.WriteLog("Hello world!", " -- ", 9527);*/