function get_nvg_class(str){
if(str==null || str=="" ){
return "";
}
var rtn = 'class="';
var class_arr= new Array("menu_home","as","mc","help","contacto");
if(str.match(/^\d$/) && str<5){
rtn = rtn + class_arr[str-1] + '"';
}else{//need check?
rtn = rtn + str + '"';
}
return rtn;
}
function show_reg_head(arg1){
var head_str = '\
\
\
';
document.write(head_str);
}
//·客服中心\
function show_reg_tail(){
var tail_str = '\
\
';
document.write(tail_str);
}