var focusitem='img';
function switchf(itemv)
{
   var objt1 = document.getElementById("t1");
   var objt2 = document.getElementById("t2");

   var objb1 = document.getElementById("b1");
   var objb2 = document.getElementById("b2");


   if(itemv=='img')
   {
	objt1.className='baset1 displayt';
	objt1.style.textDecoration = 'none';
	objt2.className='baset2 hidet';

	objb1.className='displayb';
	objb2.className='hideb';
	focusitem=itemv;
	
   }
   else if(itemv=='av')
   {
	objt1.className='baset1 hidet';
	objt2.className='baset2 displayt';
	objt2.style.textDecoration = 'none';

	objb1.className='hideb';
	objb2.className='displayb';
	focusitem=itemv;
   }
   	

}


function fover(oo,itemv)
{
    if(focusitem!=itemv)
	oo.style.textDecoration ='underline';
}

function fout(oo)
{
    oo.style.textDecoration ='none';
}

function displaymoreimg(oo)
{
    var obj = document.getElementById("imgmore");
    obj.style.display="block";
    oo.style.display="none";
}

function processUpload()
{
	var fn=document.getElementById("uploadedfile").value;

	if (fn.length < 4)
	{
		alert("上传的文件名不正确！\nPlease make sure upload file name specified correctly!");
		return;
	}

	fn = "_"+(fn.substring(fn.length-3)).toLowerCase()+"_";

	if ("_mp3_wma_ram_.rm_asx_asf_wav_wmv_asx_asf_peg_mpg_swf_asx_m3u_txt_tml_htm_".indexOf(fn)<0)
	{
		alert("文件名后缀不符合要求！\nThe file suffix is not correct!");
		return;
	}

	document.getElementById("t1").style.display='none';
	document.getElementById("delimiter").style.display='none';
	document.getElementById("t3").className='baset3 baset3x';

	document.getElementById("av").style.display='none';
 	document.getElementById("busy").style.display = 'block';

	document.getElementById("anmategif").src='http://info.ddhw.com/busy.html';
	
	document.formupload.submit();
} 

function processUploadimg()
{
	var fn1=document.getElementById("uploadedfile1").value;
	var fn2=document.getElementById("uploadedfile2").value;
	var fn3=document.getElementById("uploadedfile3").value;
	var fn4=document.getElementById("uploadedfile4").value;
	var fn5=document.getElementById("uploadedfile5").value;
	var fn6=document.getElementById("uploadedfile6").value;
	var fn7=document.getElementById("uploadedfile7").value;
	var fn8=document.getElementById("uploadedfile8").value;
	var fn9=document.getElementById("uploadedfile9").value;
	var fn10=document.getElementById("uploadedfile10").value;
	var fn11=document.getElementById("uploadedfile11").value;
	var fn12=document.getElementById("uploadedfile12").value;

	if (fn1.length < 4&&fn2.length < 4&&fn3.length < 4&&fn4.length < 4&&fn5.length < 4&&fn6.length < 4&&
	    fn7.length < 4&&fn8.length < 4&&fn9.length < 4&&fn10.length < 4&&fn11.length < 4&&fn12.length < 4)
	{
	    alert("没有指明上传的文件名！\nPlease make sure upload file name specified!");
	    return;
	}

	if(fn1.length>=4)
	{
	    fn1 = "_"+(fn1.substring(fn1.length-3)).toLowerCase()+"_";
            if ("_jpg_gif_peg_".indexOf(fn1)<0)
	    {
		alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}

	if(fn2.length>=4)
	{
	    fn2 = "_"+(fn2.substring(fn2.length-3)).toLowerCase()+"_";
	    if ("_jpg_gif_peg_".indexOf(fn2)<0)
	    {
	        alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}
	    
	if(fn3.length>=4)
	{
	    fn3 = "_"+(fn3.substring(fn3.length-3)).toLowerCase()+"_";
	    if ("_jpg_gif_peg_".indexOf(fn3)<0)
	    {
	        alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}

	if(fn4.length>=4)
	{
	    fn4 = "_"+(fn4.substring(fn4.length-3)).toLowerCase()+"_";
	    if ("_jpg_gif_peg_".indexOf(fn4)<0)
	    {
	        alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}
	    
	if(fn5.length>=4)
	{
	    fn5 = "_"+(fn5.substring(fn5.length-3)).toLowerCase()+"_";
	    if ("_jpg_gif_peg_".indexOf(fn5)<0)
	    {
	        alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}

	if(fn6.length>=4)
	{
	    fn6 = "_"+(fn6.substring(fn6.length-3)).toLowerCase()+"_";
	    if ("_jpg_gif_peg_".indexOf(fn6)<0)
	    {
	        alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}

	if(fn7.length>=4)
	{
	    fn7 = "_"+(fn7.substring(fn7.length-3)).toLowerCase()+"_";
            if ("_jpg_gif_peg_".indexOf(fn7)<0)
	    {
		alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}

	if(fn8.length>=4)
	{
	    fn8 = "_"+(fn8.substring(fn8.length-3)).toLowerCase()+"_";
	    if ("_jpg_gif_peg_".indexOf(fn8)<0)
	    {
	        alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}
	    
	if(fn9.length>=4)
	{
	    fn9 = "_"+(fn9.substring(fn9.length-3)).toLowerCase()+"_";
	    if ("_jpg_gif_peg_".indexOf(fn9)<0)
	    {
	        alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}

	if(fn10.length>=4)
	{
	    fn10 = "_"+(fn10.substring(fn10.length-3)).toLowerCase()+"_";
	    if ("_jpg_gif_peg_".indexOf(fn10)<0)
	    {
	        alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}
	    
	if(fn11.length>=4)
	{
	    fn11 = "_"+(fn11.substring(fn11.length-3)).toLowerCase()+"_";
	    if ("_jpg_gif_peg_".indexOf(fn11)<0)
	    {
	        alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}

	if(fn12.length>=4)
	{
	    fn12 = "_"+(fn12.substring(fn12.length-3)).toLowerCase()+"_";
	    if ("_jpg_gif_peg_".indexOf(fn12)<0)
	    {
	        alert("上传的图形文件后缀不符合要求！\nFile suffix not correct!");
	        return;
	    }
	}


	document.getElementById("t2").style.display='none';
	document.getElementById("delimiter").style.display='none';
	document.getElementById("t3").className='baset3 baset3x';

	document.getElementById("img").style.display='none';
 	document.getElementById("busyimg").style.display = 'block';

	document.getElementById("anmategifimg").src='http://info.ddhw.com/busy.html';
	
	document.formuploadimg.submit();
}