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A good application for submitting and obtaining article content. It is not recommended to use _javascript skills

WBOY
Release: 2016-05-16 19:18:24
Original
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复制代码 代码如下:


    function showlist(vtype)
    {
        with (document.listform) 
        {
          w_type.value=vtype;
        }
        document.listform.submit();
        return;
    }
    function showout(vid)
    {
        with (document.showform) 
        {
          id.value=vid;
        }
        document.showform.submit();
        return;
    }
function showmenu(buyok,img)
{
    if(buyok.style.display=="none")
    {
    buyok.style.display="";
    img.src="images/bclass2.gif";
    } else {
    buyok.style.display="none"; 
    img.src="images/bclass1.gif";
    }
}


  function page(vpage){
    document.pageform.page.value=vpage;
    document.pageform.submit();
    return false;
  }

  function trimpos(s) {
    return s.replace(/(^[s]*)|([s]*$)/g, "");
  }

  function isnum( tmp ){
    if ( tmp >= '0' && tmp <= '9' )
        return true;
    return false;
  }

  function mysubmit(){
    if (event.keyCode=='13')
      gosubmit();
  }

  function gosubmit(){
    var str=trimpos(vpos.value);
    if (str == "") {
       alert("请输入页码!");
       vpos.focus();
       return;
    }
    for ( var i=0; i < str.length; i  ){
       if(isnum( str.charAt(i)) == false){
          alert("页码必须由数字组成!");
          vpos.focus();
          vpos.value="";
          return;
       }
    }
    if ( ( parseInt(str)<1 ) || ( parseInt(str) > 2) ){
        alert("页码超出范围!");
        vpos.focus();
        vpos.value="";
        return;
    }
    page(str);
  }



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