function CheckcorID(){
var cor_id=document.userinfo.cor_id.value;
window.open("corid.asp?cor_id="+cor_id,"NewWindow","width=200,height=20,status=0,scrollbars=0,resizable=1,menubar=0,toolbar=0,location=0");
}
function check()
{
if(document.userinfo.goa.checked == false) {
    alert("只有接爱我们的服务条款才能注册！");
	return false;
  }
   if(checkspace(document.userinfo.cor_id.value)) {
	document.userinfo.cor_id.focus();
    alert("登陆帐号不能为空，请重新输入！");
	return false;
  }
    if(checkspace(document.userinfo.cor_id.value) || document.userinfo.cor_id.value.length < 4) {
	document.userinfo.cor_id.focus();
    alert("用户名长度不能小于4，请重新输入！");
	return false;
  }
  
 
    if(checkspace(document.userinfo.cor_pw.value) || document.userinfo.cor_pw.value.length < 4) {
	document.userinfo.cor_pw.focus();
    alert("密码长度不能小于4，请重新输入！");
	return false;
  }
    if(document.userinfo.cor_pw.value != document.userinfo.cor_pw2.value) {
	document.userinfo.cor_pw.focus();
	document.userinfo.cor_pw.value = '';
	document.userinfo.cor_pw2.value = '';
    alert("两次输入的密码不同，请重新输入！");
	return false;
  }
     if(document.userinfo.cor_name.value == "") {
	alert("单位名称不能为空！");
	document.userinfo.cor_name.focus();  
	return false;
  }
    if(document.userinfo.cor_address.value == "") {
	alert("单位地址不能为空！");
	document.userinfo.cor_address.focus();  
	return false;
  }
   if(document.userinfo.cor_phone.value == "") {
	alert("联系电话不能为空！");
	document.userinfo.cor_phone.focus();  
	return false;
  }
if(document.userinfo.cor_contact.value == "") {
	alert("联系人不能为空！");
	document.userinfo.cor_contact.focus();  
	return false;
  }
if(document.userinfo.cor_email.value == "") {
	alert("Email地址不能为空！");
	document.userinfo.cor_email.focus();  
	return false;
  }

if(document.userinfo.cor_email.value.length!=0)
  {
    if (document.userinfo.cor_email.value.charAt(0)=="." ||        
         document.userinfo.cor_email.value.charAt(0)=="@"||       
         document.userinfo.cor_email.value.indexOf('@', 0) == -1 || 
         document.userinfo.cor_email.value.indexOf('.', 0) == -1 || 
         document.userinfo.cor_email.value.lastIndexOf("@")==document.userinfo.cor_email.value.length-1 || 
         document.userinfo.cor_email.value.lastIndexOf(".")==document.userinfo.cor_email.value.length-1)
     {
      alert("Email地址格式不正确！");
      document.userinfo.cor_email.focus();
      return false;
      }
   }
 }

function regInput(obj, reg, inputStr)
	{
		var docSel	= document.selection.createRange()
		if (docSel.parentElement().tagName != "INPUT")	return false
		oSel = docSel.duplicate()
		oSel.text = ""
		var srcRange	= obj.createTextRange()
		oSel.setEndPoint("StartToStart", srcRange)
		var str = oSel.text + inputStr + srcRange.text.substr(oSel.text.length)
		return reg.test(str)
	}


function checkspace(checkstr) {
  var str = '';
  for(i = 0; i < checkstr.length; i++) {
    str = str + ' ';
  }
  return (str == checkstr);
}