// 特殊字符转为Html
public static String toHtml(String s){
if(s == null){
s = "";
return s;
}
s = Replace(s.trim(),"&","&");
s= Replace(s.trim(),"<","<");
s = Replace(s.trim(),">",">");
s = Replace(s.trim(),"\t"," ");
s = Replace(s.trim(),"\r\n","\n");
s = Replace(s.trim(),"\n","
");
s = Replace(s.trim()," "," ");
s = Replace(s.trim(),"'","'");
s = Replace(s.trim(),"\\","\");
return s;
}
/**
* ubb
*/
public static String toUbbHtml(String s){
if(s == null){
s = "";
return s;
}
s = Replace(s,"\n","
");
s = Replace(s," "," ");
s = Replace(s,"'","'");
s = Replace(s,"\\","\");
return s;
}

//逆
public static String unHtml(String s){
s = Replace(s,"
","\n");
s = Replace(s," "," ");
return s;
}