function checkform()
{
	if(document.loginform.inmembername.value==''||document.loginform.inpassword.value=='')
	{
		alert("用户名和密码必须填写！");
		return false;
	}
	else
	{
		return true;
	}
}

// 分页程序检查
function check_page(){
    if(((document.change_page.intGotoPage.value*1)>(document.change_page.intMaxPage.value*1))||((document.change_page.intGotoPage.value*1)<1)){
          alert("已经到达最后一页");
          return false;
    } else {
          return true;
    }
}

function gotopage(pages)
{
	document.change_page.intGotoPage.value=pages;
	document.change_page.submit();
}

function checkUserInfo(){
	if( (document.UserInfo.name.value=="") || (document.UserInfo.email.value=="") || (document.UserInfo.postcode.value=="") || (document.UserInfo.address.value=="") ){
		alert("带 * 项不能为空");
	}else{
		document.UserInfo.submit();
	}
}