// JavaScript Document
function showndv(id,ob_char)
{
  var ndvshow=document.all.item(id);
  if (ndvshow.style.display=="block") {
     ndvshow.style.display="none";
  }
  else {
     ndvshow.style.display="block";
  }
}
//==================================[ 弹出页面脚本 ]=================================

function popwinnews(id)
{
window.open(id,"","height=480,width=600,status=no,menubar=no,toolbar=no,scrollbars=yes,location=no");
}
function popwincp(id)
{
window.open(id,"","height=500,width=650,status=no,menubar=no,toolbar=no,scrollbars=yes,location=no");
}

//===================================[ 跳转脚本 ]================================

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

//=======================================[ 脚本检测 ]====================================

//检测会员登陆
function checklogin()
{
if(document.form1.user_name.value == "" ) {
		alert("Account is null ! \n");		
		document.form1.user_name.focus();
		return false ;
	}
	if(document.form1.user_password.value=="") {
		alert("Password is null \n");		
		document.form1.user_password.focus();
		return false ;
	}
	return true ;
}
//检测会员注册
function checkreg()
{
    if(document.form3.user_name.value == "") {
		alert("Account is null  \n");		
		document.form3.user_name.focus();
		return false ;
	}
	if(document.form3.user_password.value=="") {
		alert("Password is null \n");		
		document.form3.user_password.focus();
		return false ;
	}
	if(document.form3.user_password2.value != document.form3.user_password.value ) {
		alert("Member password is different from member confirmation. \n");		
		document.form3.user_password.focus();
		return false ;
	}
	if(document.form3.mem_name.value =="" ) {
		alert("member name is null \n");		
		document.form3.mem_name.focus();
		return false ;
	}
	if(document.form3.mem_company.value =="" ) {
		alert("company is null \n");		
		document.form3.mem_company.focus();
		return false ;
	}
	if(document.form3.mem_email.value =="" ) {
		alert("Email is null \n");		
		document.form3.mem_email.focus();
		return false ;
	}
	return true ;
}

//检测左边搜索
function check_search()
{
if(document.form2.search_key.value == "" || document.form2.search_key.value == " search key"  ) {
		alert("Please input the search  keywords.\n");		
		document.form2.search_key.focus();
		return false ;
	}
if(document.form2.search_type.value == 0) {
		alert("Please choose the search content. \n");		
		document.form2.search_type.focus();
		return false ;
	}
	return true ;
}