//Html结构转字符串形式显示 支持<br>换行

function 

ToHtmlString(htmlStr) {

    

return 

toTXT(htmlStr).replace(/\&lt\;br[\&ensp\;|\&emsp\;]*[\/]?\&gt\;|\r\n|\n/g,

"<br/>"

);

}

//Html结构转字符串形式显示

function 

toTXT(str) {

    

var 

RexStr = /\<|\>|\

"|\'|\&|　| /g

    

str = str.replace(RexStr,

    

function (MatchStr) {

        

switch (MatchStr) {

            

case "

<

":

                

return "

<

";

                

break;

            

case "

>

":

                

return "

>

";

                

break;

            

case "

\

""

:

                

return 

"""

;

                

break

;

            

case 

"'"

:

                

return 

"'"

;

                

break

;

            

case 

"&"

:

                

return 

"&"

;

                

break

;

            

case 

" "

:

                

return 

" "

;

                

break

;

            

case 

"　"

:

                

return 

" "

;

                

break

;

            

default

:

                

break

;

        

}

    

}

    

)

    

return 

str;

}