Request = { QueryString : function(item){  var svalue = location.search.match(new RegExp("[\?\&]" + item + "=([^\&]*)(\&?)","i"));  var Qvalue = svalue ? svalue[1] : svalue;  if(Qvalue==null)   {	  return "";  }  else  {  return Qvalue.trim();  } } }
String.prototype.len = function(){ var str=this; return str.replace(/[^\x00-\xff]/g, "**").length;}
String.prototype.trim = function(){ return this.replace(/(^\s*)|(\s*$)/g, "");}

function submitit()
{
    var inputs=document.getElementById("liuyan").getElementsByTagName("input");
    for(var i=0;i<inputs.length;i++)
    {
	    if(inputs[i].getAttribute("required")=="true")
	    {
		    if(inputs[i].value.trim()=="")
		    {
			    alert( inputs[i].getAttribute("chname")+"不能为空！");
			    inputs[i].focus();
			    return;
		    }
	    };
    };
    var inputs=document.getElementById("liuyan").getElementsByTagName("textarea");
    for(var i=0;i<inputs.length;i++)
    {
		    if(inputs[i].getAttribute("required")=="true")
		    {
			    if(inputs[i].value.trim()=="")
			    {
				    alert( inputs[i].getAttribute("chname")+"不能为空！");
				    inputs[i].focus();
				    return;
			    }
		    };
    };
    
    var xm=$("xm").value.trim()+"　";
    var sex=$("xb").value+"　";
    var phone=$("dh").value.trim()+"　";
    var address=$("dz").value.trim()+"　";
    var postcode=$("yb").value.trim()+"　";
    var mobile="　";
    if($("sj")) mobile=$("sj").value.trim()+"　";
    var email=$("yx").value.trim()+"　";
    var qq="";
    if($("qq")) qq=$("qq").value+"　";
    var content=$("ly").value+"　";
    content=content.replace(/\r\n/gi,"<br>");
    var leavetype="礼品赠送";

    var result=other.ajax.liuyan_insert(xm, sex, phone, address, postcode, mobile, email, qq, content, leavetype).value;

    if(result=="1")
    {
	    alert("您的留言己经提交！");
	    document.getElementById("liuyanform").reset();
	    return;
    }
    else
    {
	    alert("提交失败！请稍后再试。");
	    return;
    }
}