//按比例缩放图片
function DrawImage(ImgD,FitWidth,FitHeight) 
{ 
var image=new Image(); 
image.src=ImgD.src; 
if(image.width>0 && image.height>0) 
{ 
if(image.width/image.height>= FitWidth/FitHeight) 
{ 
if(image.width>FitWidth) 
{ 
ImgD.width=FitWidth; 
ImgD.height=(image.height*FitWidth)/image.width; 
} 
else 
{ 
ImgD.width=image.width; 
ImgD.height=image.height; 
} 
} 
else 
{ 
if(image.height>FitHeight) 
{ 
ImgD.height=FitHeight; 
ImgD.width=(image.width*FitHeight)/image.height; 
} 
else 
{ 
ImgD.width=image.width; 
ImgD.height=image.height; 
} 
} 
} 
} 




function Check(){
		if (document.getElementById("MesName").value==""){
			alert("请填写留言标题!");
			document.getElementById("MesName").focus();
			return false;
			}
		if (document.getElementById("Conten").value==""){
			alert("请填写留言内容!");
			document.getElementById("Conten").focus();
			return false;
			}
		if (document.getElementById("Linkman").value==""){
			alert("请填写称呼!");
			document.getElementById("Linkman").focus();
			return false;
			}
		if (document.getElementById("Telephone").value=="" && document.getElementById("Mobile").value==""){
			alert("联系电话与手机必需填写一个,以便我们与您联系!");
			document.getElementById("Telephone").focus();
			return false;
			}
		if (document.getElementById("CheckCode").value==""){
			alert("请填写验证码!");
			document.getElementById("CheckCode").focus();
			return false;
			}
		return true;
		
	}
	
	
function checklogin(){
	if(document.getElementById("UserName").value==""){
		alert("请填写用户名!")
		document.getElementById("UserName").focus();
		return false
		}
	if(document.getElementById("PassWord").value==""){
		alert("请填写密码!")
		document.getElementById("PassWord").focus();
		return false
		}
	if(document.getElementById("CheckCode").value==""){
		alert("请填写验证码!")
		document.getElementById("CheckCode").focus();
		return false
		}
	return true
	}
	
function ddc(){
	if (document.getElementById("ddUserName").value==""){
			alert("请填写姓名!");
			document.getElementById("ddUserName").focus();
			return false;
			}
	if (document.getElementById("ddTel").value==""){
			alert("请填写电话!");
			document.getElementById("ddTel").focus();
			return false;
			}
	if (document.getElementById("ddTitle").value==""){
			alert("请填写主题!");
			document.getElementById("ddTitle").focus();
			return false;
			}
	if (document.getElementById("ddContent").value=="" || document.getElementById("ddContent").value=="订单内容：" ){
			alert("请填写内容!");
			document.getElementById("ddContent").value="";
			document.getElementById("ddContent").focus();
			return false;
			}
	return true
	}	
	

	function EndSortChange(a,b)
{
   var aa=document.getElementById(a);
   var bb=document.getElementById(b);
	if(aa.style.display=='')
	{
		aa.style.display='none';
		bb.className='SortEndFolderOpen';
	}
	else
	{
		aa.style.display='';
		bb.className='SortEndFolderClose';
		
	}
}
function SortChange(a,b)
{
  var aa=document.getElementById(a);
   var bb=document.getElementById(b);
	if(aa.style.display=='')
	{
		aa.style.display='none';
		bb.className='SortFolderOpen';
	}
	else
	{
		aa.style.display='';
		bb.className='SortFolderClose';
	}
}


function EndSortChanges(a,b)
{
   var aa=document.getElementById(a);
   var bb=document.getElementById(b);
	if(aa.style.display=='')
	{
		aa.style.display='none';
		bb.className='SortEndFolderOpen';
	}
	else
	{
		aa.style.display='';
		bb.className='SortEndFolderClose';
		
	}
}
function SortChanges(a,b)
{
  var aa=document.getElementById(a);
   var bb=document.getElementById(b);
	if(aa.style.display=='')
	{
		aa.style.display='none';
		bb.className='SortFolderOpen';
	}
	else
	{
		aa.style.display='';
		bb.className='SortFolderClose';
	}
}