function openwin(path){
window.open(path,"","width=540,height=460,top=50,left=120,resizable=yes,scrollbars=yes,status=no,toolbar=no,menubar=no,location=no");
}

function popwin(id){	
if(screen.width==1024){
window.open("picshow.asp?id="+id,"","width=1024,height=768,top=1,left=1,resizable=yes,scrollbars=yes,status=no,toolbar=no,menubar=no,location=no");
}
else
{
window.open("picshow.asp?id="+id,"","width=800,height=600,top=1,left=1,resizable=yes,scrollbars=yes,status=no,toolbar=no,menubar=no,location=no");
}
}

function usersform_onsubmit(){
    var usersmanage=false;
	
    if (document.usersform.users_name.value==""){
	alert("错误：用户名不能为空！");   
    return false;
    }	
		
	if (document.usersform.users_password.value==""){
	if(document.usersform.operate.value!="updateusers")
	{
	alert("错误：密码不能为空！");   
    return false;
	}
    }
	
	if (document.usersform.users_password1.value==""){
	if(document.usersform.operate.value!="updateusers")
	{
	alert("错误：确认密码不能为空！");   
    return false;
    }
	}
	
	for (var i=0;i<usersform.elements.length;i++)
    {
      var e = usersform.elements[i];
      if (e.type == 'checkbox')
       if(e.checked)
	      usersmanage=true;
    }
		
	if(!usersmanage
	  &&(document.usersform.operate.value=="insertusers"
	  ||(document.usersform.operate.value=="updateusers"
	  &&document.usersform.everyuserlevel.value>document.usersform.userslevel.value)))
	{
	alert("错误：管理内容不能为空！");   
    return false;
	}
	
	if (document.usersform.users_password.value!=document.usersform.users_password1.value){
    alert("错误：密码与确认密码不相同！");  
    return false;
    }	
	
	
}

function pageform_onsubmit(){
if (document.pageform.page.value==""){   
    return false;
}
	
if (parseFloat(document.pageform.page.value)<=0){ 
    alert("错误：只能输入正数！");  
    return false;
}
	
	MyString=new String(document.pageform.page.value);
    for(var i=0;i<MyString.length;i++){
	tempstr=MyString.substring(i,i+1);
    if (isNaN(parseFloat(tempstr))){
    alert("错误：只能输入数字！");
    return false;
}
}
}

function CheckAll(form)
{
for (var i=0;i<form.elements.length;i++)
{
var e = form.elements[i];
if (e.name != 'chkall')
e.checked = form.chkall.checked;
}
}

function Del(){
if(confirm("您确定要删除？"))
{
return true;
}
return false;
}

function check() 
{
	var strFileName=document.form1.FileName.value;
	var FileType;
	
    if (document.form1.kindcode.value==""){  
	alert("请输入新闻栏目！");   
    return false;
    }
	
	if (strFileName=="")
	{
    	alert("请选择要上传的文件！");
		document.form1.FileName.focus();
    	return false;
  	}
  	else
  	{
		FileType=strFileName.substr(strFileName.length-3)
		FileType=FileType.toLowerCase();
		if(FileType!="jpg" && FileType!="gif")
		{
		   alert("上传只能为jpg、gif文件！");
		   document.form1.FileName.focus();
    	   return false;
		}
  	}
}

function DelItem()
{
    if(confirm("请确定要将所选中的文件/文件夹删除！\n(删除后将无法还原)"))
    {    
        form1.Work.value='DelItem';
        form1.Submit.click()
    }
}

function delfile()
{
if (document.form1.uploaded.value=="yes")
{
document.form1.uploaded.value="";
document.form1.uploadfile.value="";
alert("文件已删除！");
document.form1.deletefile.disabled=true;
}
}