function $(obj){return document.getElementById(obj)}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
var tim;
var speed=1;
	function left(x)
	{
		if(x>0)
		{
			tim = setInterval(marquees,speed);
		}
		else
		{
			clearInterval(tim);
		}
		
	}
	function stops(x)
	{
		if(x>0)
		{
			tim = setInterval(marqueex,speed);
		}
		else
		{
			clearInterval(tim);
		}
	}
	function marquees(){
		document.getElementById("dv").scrollTop+=5;
	}
	function marqueex(){
		document.getElementById("dv").scrollTop-=5;
	}
function check()
{
	if($("companyname").value=="")
	{
		$("companyname").focus();
		alert("请输入公司名称");
		return false;
	}
	if($("title").value=="")
	{
		$("title").focus();
		alert("请输入标题");
		return false;
	}
	if($("names").value=="")
	{
		$("names").focus();
		alert("请输入真实姓名");
		return false;
	}
	if($("tel").value=="")
	{
		$("tel").focus();
		alert("请输入电话");
		return false;
	}
	if($("email").value=="")
	{
		$("email").focus();
		alert("请输入email");
		return false;
	}
	if(!femail("email"))
	{
		alert('请输入正确的邮箱地址');
		return false;
	}
	if($("cont").value=="")
	{
		$("cont").focus();
		alert("请输入留言内容");
		return false;
	}
}
function  femail(object)
{ 
var s =document.getElementById(object).value; 
	 var pattern =/^[a-zA-Z0-9_\-]{1,}@[a-zA-Z0-9_\-]{1,}\.[a-zA-Z0-9_\-.]{1,}$/;
		 if(s!="")
		 {
			 if(!pattern.exec(s))
			 {
			  document.getElementById(object).value="";
			  document.getElementById(object).focus();
			  return false;
			 }
			 return true;
		 }
}
function friend()
{
	if($("links").style.display=="none")
	{
		$("links").style.display=""
	}
	else
	{
		$("links").style.display="none"
	}
}
function zgs()
{
	var str=document.getElementById("fengongsi").options[document.getElementById("fengongsi").selectedIndex].value;
	if(document.getElementById("fengongsi").options[document.getElementById("fengongsi").selectedIndex].value="鸿升房地产")
	{
		window.open('http://www.sxhsfdc.com/');
		}
	else
	{
	location.href="company.asp?act="+str;
	}
}
document.onclick=function()
{
	if($("links").style.display=="") {$("links").style.display="none";}
	}